refactor(tests): Migrate to pytest (#1057)

Convert tests to pytest
Remove ddt and testtols dependencies

Closes falconry/falcon#844

docs/api/testing.rst

@@ -11,7 +11,7 @@ Reference
         simulate_request, simulate_get, simulate_head, simulate_post,
         simulate_put, simulate_options, simulate_patch, simulate_delete,
         TestClient, TestCase, SimpleTestResource, StartResponseMock,
-        capture_responder_args, rand_string, create_environ
+        capture_responder_args, rand_string, create_environ, redirected
 
 Deprecated
 ----------

falcon/testing/client.py

@@ -246,7 +246,7 @@ class Cookie(object):
 
 
 def simulate_request(app, method='GET', path='/', query_string=None,
-                     headers=None, body=None, file_wrapper=None,
+                     headers=None, body=None, file_wrapper=None, wsgierrors=None,
                      params=None, params_csv=True, protocol='http'):
         """Simulates a request to a WSGI application.
 
@@ -286,6 +286,8 @@ def simulate_request(app, method='GET', path='/', query_string=None,
                 environ (default: ``None``). This can be used to test
                 high-performance file transmission when `resp.stream` is
                 set to a file-like object.
+            wsgierrors (io): The stream to use as *wsgierrors*
+                (default ``sys.stderr``)
 
         Returns:
             :py:class:`~.Result`: The result of the request
@@ -323,6 +325,7 @@ def simulate_request(app, method='GET', path='/', query_string=None,
             headers=headers,
             body=body,
             file_wrapper=file_wrapper,
+            wsgierrors=wsgierrors,
         )
 
         srmock = StartResponseMock()

falcon/testing/helpers.py

@@ -24,6 +24,7 @@ directly from the `testing` package::
 """
 
 import cgi
+import contextlib
 import io
 import random
 import sys
@@ -206,6 +207,24 @@ def create_environ(path='/', query_string='', protocol='HTTP/1.1',
     return env
 
 
+@contextlib.contextmanager
+def redirected(stdout=sys.stdout, stderr=sys.stderr):
+    """
+    A context manager to temporarily redirect stdout or stderr
+
+    e.g.:
+
+    with redirected(stderr=os.devnull):
+        ...
+    """
+
+    old_stdout, old_stderr = sys.stdout, sys.stderr
+    sys.stdout, sys.stderr = stdout, stderr
+    try:
+        yield
+    finally:
+        sys.stderr, sys.stdout = old_stderr, old_stdout
+
 # ---------------------------------------------------------------------
 # Private
 # ---------------------------------------------------------------------

requirements/tests

@@ -1,5 +1,4 @@
 coverage>=4.1
-ddt
 pytest>=3.0.1
 pytest-cov
 pytest-xdist

setup.py

@@ -107,8 +107,7 @@ setup(
     install_requires=REQUIRES,
     cmdclass=cmdclass,
     ext_modules=ext_modules,
-    tests_require=['ddt', 'testtools', 'requests', 'pyyaml', 'pytest',
-                   'pytest-runner'],
+    tests_require=['testtools', 'requests', 'pyyaml', 'pytest', 'pytest-runner'],
     entry_points={
         'console_scripts': [
             'falcon-bench = falcon.cmd.bench:main',

tests/test_after_hooks.py

@@ -1,4 +1,7 @@
 import functools
+
+import pytest
+
 try:
     import ujson as json
 except ImportError:
@@ -8,6 +11,31 @@ import falcon
 from falcon import testing
 
 
+# --------------------------------------------------------------------
+# Fixtures
+# --------------------------------------------------------------------
+
+
+@pytest.fixture
+def wrapped_resource_aware():
+    return ClassResourceWithAwareHooks()
+
+
+@pytest.fixture
+def wrapped_resource():
+    return WrappedClassResource()
+
+
+@pytest.fixture
+def client():
+    app = falcon.API()
+
+    resource = WrappedRespondersResource()
+    app.add_route('/', resource)
+
+    return testing.TestClient(app)
+
+
 # --------------------------------------------------------------------
 # Hooks
 # --------------------------------------------------------------------
@@ -165,70 +193,64 @@ class ClassResourceWithAwareHooks(object):
 # --------------------------------------------------------------------
 
 
-class TestHooks(testing.TestCase):
+class TestHooks(object):
 
-    def setUp(self):
-        super(TestHooks, self).setUp()
+    def test_output_validator(self, client):
+        result = client.simulate_get()
+        assert result.status_code == 723
+        assert result.text == json.dumps({'title': 'Tricky'})
 
-        self.resource = WrappedRespondersResource()
-        self.api.add_route('/', self.resource)
+    def test_serializer(self, client):
+        result = client.simulate_put()
+        assert result.text == json.dumps({'animal': 'falcon'})
 
-        self.wrapped_resource = WrappedClassResource()
-        self.api.add_route('/wrapped', self.wrapped_resource)
+    def test_hook_as_callable_class(self, client):
+        result = client.simulate_post()
+        assert 'smart' == result.text
 
-        self.wrapped_resource_aware = ClassResourceWithAwareHooks()
-        self.api.add_route('/wrapped_aware', self.wrapped_resource_aware)
+    def test_wrapped_resource(self, client, wrapped_resource):
+        client.app.add_route('/wrapped', wrapped_resource)
+        result = client.simulate_get('/wrapped')
+        assert result.status_code == 200
+        assert result.text == 'fluffy and cute'
 
-    def test_output_validator(self):
-        result = self.simulate_get()
-        self.assertEqual(result.status_code, 723)
-        self.assertEqual(result.text, json.dumps({'title': 'Tricky'}))
+        result = client.simulate_head('/wrapped')
+        assert result.status_code == 200
+        assert result.headers['X-Fluffiness'] == 'fluffy'
+        assert result.headers['X-Cuteness'] == 'cute'
 
-    def test_serializer(self):
-        result = self.simulate_put()
-        self.assertEqual(result.text, json.dumps({'animal': 'falcon'}))
+        result = client.simulate_post('/wrapped')
+        assert result.status_code == 405
 
-    def test_hook_as_callable_class(self):
-        result = self.simulate_post()
-        self.assertEqual('smart', result.text)
-
-    def test_wrapped_resource(self):
-        result = self.simulate_get('/wrapped')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual(result.text, 'fluffy and cute', )
-
-        result = self.simulate_head('/wrapped')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual(result.headers['X-Fluffiness'], 'fluffy')
-        self.assertEqual(result.headers['X-Cuteness'], 'cute')
-
-        result = self.simulate_post('/wrapped')
-        self.assertEqual(result.status_code, 405)
-
-        result = self.simulate_patch('/wrapped')
-        self.assertEqual(result.status_code, 405)
+        result = client.simulate_patch('/wrapped')
+        assert result.status_code == 405
 
         # Decorator should not affect the default on_options responder
-        result = self.simulate_options('/wrapped')
-        self.assertEqual(result.status_code, 200)
-        self.assertFalse(result.text)
+        result = client.simulate_options('/wrapped')
+        assert result.status_code == 200
+        assert not result.text
 
-    def test_wrapped_resource_with_hooks_aware_of_resource(self):
+    def test_wrapped_resource_with_hooks_aware_of_resource(self, client, wrapped_resource_aware):
+        client.app.add_route('/wrapped_aware', wrapped_resource_aware)
         expected = 'fluffy and cute'
 
-        result = self.simulate_get('/wrapped_aware')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual(expected, result.text)
+        result = client.simulate_get('/wrapped_aware')
+        assert result.status_code == 200
+        assert expected == result.text
 
-        for test in (self.simulate_head, self.simulate_put, self.simulate_post):
-            result = test('/wrapped_aware')
-            self.assertEqual(result.status_code, 200)
-            self.assertEqual(self.wrapped_resource_aware.resp.body, expected)
+        for test in (
+            client.simulate_head,
+            client.simulate_put,
+            client.simulate_post,
+        ):
+            result = test(path='/wrapped_aware')
+            assert result.status_code == 200
+            assert wrapped_resource_aware.resp.body == expected
 
-        result = self.simulate_patch('/wrapped_aware')
-        self.assertEqual(result.status_code, 405)
+        result = client.simulate_patch('/wrapped_aware')
+        assert result.status_code == 405
 
         # Decorator should not affect the default on_options responder
-        result = self.simulate_options('/wrapped_aware')
-        self.assertEqual(result.status_code, 200)
-        self.assertFalse(result.text)
+        result = client.simulate_options('/wrapped_aware')
+        assert result.status_code == 200
+        assert not result.text

tests/test_before_hooks.py

@@ -1,5 +1,8 @@
 import functools
 import io
+
+import pytest
+
 try:
     import ujson as json
 except ImportError:
@@ -176,92 +179,107 @@ class ZooResource(object):
         self.fish = fish
 
 
-class TestHooks(testing.TestCase):
+@pytest.fixture
+def wrapped_aware_resource():
+    return ClassResourceWithAwareHooks()
 
-    def setUp(self):
-        super(TestHooks, self).setUp()
 
-        self.resource = WrappedRespondersResource()
-        self.api.add_route('/', self.resource)
+@pytest.fixture
+def wrapped_resource():
+    return WrappedClassResource()
 
-        self.field_resource = TestFieldResource()
-        self.api.add_route('/queue/{id}/messages', self.field_resource)
 
-        self.wrapped_resource = WrappedClassResource()
-        self.api.add_route('/wrapped', self.wrapped_resource)
+@pytest.fixture
+def field_resource():
+    return TestFieldResource()
 
-        self.wrapped_aware_resource = ClassResourceWithAwareHooks()
-        self.api.add_route('/wrapped_aware', self.wrapped_aware_resource)
 
-    def test_multiple_resource_hooks(self):
+@pytest.fixture
+def resource():
+    return WrappedRespondersResource()
+
+
+@pytest.fixture
+def client(resource):
+    app = falcon.API()
+    app.add_route('/', resource)
+    return testing.TestClient(app)
+
+
+class TestHooks(object):
+    def test_multiple_resource_hooks(self, client):
         zoo_resource = ZooResource()
-        self.api.add_route('/', zoo_resource)
+        client.app.add_route('/', zoo_resource)
 
-        result = self.simulate_get('/')
+        result = client.simulate_get('/')
 
-        self.assertEqual('not fluffy', result.headers['X-Frogs'])
-        self.assertEqual('fluffy', result.headers['X-Bunnies'])
+        assert 'not fluffy' == result.headers['X-Frogs']
+        assert 'fluffy' == result.headers['X-Bunnies']
 
-        self.assertEqual('fluffy', zoo_resource.bunnies)
-        self.assertEqual('not fluffy', zoo_resource.frogs)
-        self.assertEqual('slippery', zoo_resource.fish)
+        assert 'fluffy' == zoo_resource.bunnies
+        assert 'not fluffy' == zoo_resource.frogs
+        assert 'slippery' == zoo_resource.fish
 
-    def test_input_validator(self):
-        result = self.simulate_put('/')
-        self.assertEqual(result.status_code, 400)
+    def test_input_validator(self, client):
+        result = client.simulate_put('/')
+        assert result.status_code == 400
 
-    def test_param_validator(self):
-        result = self.simulate_get('/', query_string='limit=10', body='{}')
-        self.assertEqual(result.status_code, 200)
+    def test_param_validator(self, client):
+        result = client.simulate_get('/', query_string='limit=10', body='{}')
+        assert result.status_code == 200
 
-        result = self.simulate_get('/', query_string='limit=101')
-        self.assertEqual(result.status_code, 400)
+        result = client.simulate_get('/', query_string='limit=101')
+        assert result.status_code == 400
 
-    def test_field_validator(self):
-        result = self.simulate_get('/queue/10/messages')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual(self.field_resource.id, 10)
+    def test_field_validator(self, client, field_resource):
+        client.app.add_route('/queue/{id}/messages', field_resource)
+        result = client.simulate_get('/queue/10/messages')
+        assert result.status_code == 200
+        assert field_resource.id == 10
 
-        result = self.simulate_get('/queue/bogus/messages')
-        self.assertEqual(result.status_code, 400)
+        result = client.simulate_get('/queue/bogus/messages')
+        assert result.status_code == 400
 
-    def test_parser(self):
-        self.simulate_get('/', body=json.dumps({'animal': 'falcon'}))
-        self.assertEqual(self.resource.doc, {'animal': 'falcon'})
+    def test_parser(self, client, resource):
+        client.simulate_get('/', body=json.dumps({'animal': 'falcon'}))
+        assert resource.doc == {'animal': 'falcon'}
 
-    def test_wrapped_resource(self):
-        result = self.simulate_patch('/wrapped')
-        self.assertEqual(result.status_code, 405)
+    def test_wrapped_resource(self, client, wrapped_resource):
+        client.app.add_route('/wrapped', wrapped_resource)
+        result = client.simulate_patch('/wrapped')
+        assert result.status_code == 405
 
-        result = self.simulate_get('/wrapped', query_string='limit=10')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual('fuzzy', self.wrapped_resource.bunnies)
+        result = client.simulate_get('/wrapped', query_string='limit=10')
+        assert result.status_code == 200
+        assert 'fuzzy' == wrapped_resource.bunnies
 
-        result = self.simulate_head('/wrapped')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual('fuzzy', self.wrapped_resource.bunnies)
+        result = client.simulate_head('/wrapped')
+        assert result.status_code == 200
+        assert 'fuzzy' == wrapped_resource.bunnies
 
-        result = self.simulate_post('/wrapped')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual('slippery', self.wrapped_resource.fish)
+        result = client.simulate_post('/wrapped')
+        assert result.status_code == 200
+        assert 'slippery' == wrapped_resource.fish
 
-        result = self.simulate_get('/wrapped', query_string='limit=101')
-        self.assertEqual(result.status_code, 400)
-        self.assertEqual(self.wrapped_resource.bunnies, 'fuzzy')
+        result = client.simulate_get('/wrapped', query_string='limit=101')
+        assert result.status_code == 400
+        assert wrapped_resource.bunnies == 'fuzzy'
 
-    def test_wrapped_resource_with_hooks_aware_of_resource(self):
-        result = self.simulate_patch('/wrapped_aware')
-        self.assertEqual(result.status_code, 405)
+    def test_wrapped_resource_with_hooks_aware_of_resource(self, client, wrapped_aware_resource):
+        client.app.add_route('/wrapped_aware', wrapped_aware_resource)
 
-        result = self.simulate_get('/wrapped_aware', query_string='limit=10')
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual(self.wrapped_aware_resource.bunnies, 'fuzzy')
+        result = client.simulate_patch('/wrapped_aware')
+        assert result.status_code == 405
+
+        result = client.simulate_get('/wrapped_aware', query_string='limit=10')
+        assert result.status_code == 200
+        assert wrapped_aware_resource.bunnies == 'fuzzy'
 
         for method in ('HEAD', 'PUT', 'POST'):
-            result = self.simulate_request(method, '/wrapped_aware')
-            self.assertEqual(result.status_code, 200)
-            self.assertEqual(self.wrapped_aware_resource.bunnies, 'fuzzy')
+            result = client.simulate_request(method, '/wrapped_aware')
+            assert result.status_code == 200
+            assert wrapped_aware_resource.bunnies == 'fuzzy'
 
-        result = self.simulate_get('/wrapped_aware', query_string='limit=101')
-        self.assertEqual(result.status_code, 400)
-        self.assertEqual(self.wrapped_aware_resource.bunnies, 'fuzzy')
+        result = client.simulate_get('/wrapped_aware', query_string='limit=101')
+        assert result.status_code == 400
+        assert wrapped_aware_resource.bunnies == 'fuzzy'

tests/test_cmd_print_api.py

@@ -1,7 +1,3 @@
-import sys
-
-import testtools
-
 try:
     from StringIO import StringIO
 except ImportError:
@@ -9,45 +5,30 @@ except ImportError:
 
 from falcon import API
 from falcon.cmd import print_routes
+from falcon.testing import redirected
 
 
 _api = API()
 _api.add_route('/test', None)
 
-STDOUT = sys.stdout
-
-
-class TestPrintRoutes(testtools.TestCase):
-
-    def setUp(self):
-        """Capture stdout"""
-        super(TestPrintRoutes, self).setUp()
-        self.output = StringIO()
-        sys.stdout = self.output
-
-    def tearDown(self):
-        """Reset stdout"""
-        super(TestPrintRoutes, self).tearDown()
-        self.output.close()
-        del self.output
-        sys.stdout = STDOUT
 
+class TestPrintRoutes(object):
     def test_traverse_with_verbose(self):
         """Ensure traverse finds the proper routes and adds verbose output."""
-        print_routes.traverse(
-            _api._router._roots,
-            verbose=True)
+        output = StringIO()
+        with redirected(stdout=output):
+            print_routes.traverse(_api._router._roots, verbose=True)
 
-        route, options = self.output.getvalue().strip().split('\n')
-        self.assertEquals('-> /test', route)
-        self.assertTrue('OPTIONS' in options)
-        self.assertTrue('falcon/responders.py:' in options)
+        route, options = output.getvalue().strip().split('\n')
+        assert '-> /test' == route
+        assert 'OPTIONS' in options
+        assert 'falcon/responders.py:' in options
 
     def test_traverse(self):
         """Ensure traverse finds the proper routes."""
-        print_routes.traverse(
-            _api._router._roots,
-            verbose=False)
+        output = StringIO()
+        with redirected(stdout=output):
+            print_routes.traverse(_api._router._roots, verbose=False)
 
-        route = self.output.getvalue().strip()
-        self.assertEquals('-> /test', route)
+        route = output.getvalue().strip()
+        assert '-> /test' == route

tests/test_custom_router.py

@@ -2,7 +2,7 @@ import falcon
 from falcon import testing
 
 
-class TestCustomRouter(testing.TestBase):
+class TestCustomRouter(object):
 
     def test_custom_router_add_route_should_be_used(self):
         check = []
@@ -14,11 +14,11 @@ class TestCustomRouter(testing.TestBase):
             def find(self, uri):
                 pass
 
-        api = falcon.API(router=CustomRouter())
-        api.add_route('/test', 'resource')
+        app = falcon.API(router=CustomRouter())
+        app.add_route('/test', 'resource')
 
-        self.assertEqual(len(check), 1)
-        self.assertIn('/test', check)
+        assert len(check) == 1
+        assert '/test' in check
 
     def test_custom_router_find_should_be_used(self):
 
@@ -46,22 +46,24 @@ class TestCustomRouter(testing.TestBase):
                 return None
 
         router = CustomRouter()
-        self.api = falcon.API(router=router)
-        body = self.simulate_request('/test/42')
-        self.assertEqual(body, [b'{"uri_template": "/test/{id}"}'])
+        app = falcon.API(router=router)
+        client = testing.TestClient(app)
 
-        body = self.simulate_request('/test/42/no-uri-template')
-        self.assertEqual(body, [b'{"uri_template": "None"}'])
+        response = client.simulate_request(path='/test/42')
+        assert response.content == b'{"uri_template": "/test/{id}"}'
 
-        body = self.simulate_request('/test/42/uri-template/backwards-compat')
-        self.assertEqual(body, [b'{"uri_template": "None"}'])
+        response = client.simulate_request(path='/test/42/no-uri-template')
+        assert response.content == b'{"uri_template": "None"}'
+
+        response = client.simulate_request(path='/test/42/uri-template/backwards-compat')
+        assert response.content == b'{"uri_template": "None"}'
 
         for uri in ('/404', '/404/backwards-compat'):
-            body = self.simulate_request(uri)
-            self.assertFalse(body)
-            self.assertEqual(self.srmock.status, falcon.HTTP_404)
+            response = client.simulate_request(path=uri)
+            assert not response.content
+            assert response.status == falcon.HTTP_404
 
-        self.assertTrue(router.reached_backwards_compat)
+        assert router.reached_backwards_compat
 
     def test_can_pass_additional_params_to_add_route(self):
 
@@ -75,17 +77,17 @@ class TestCustomRouter(testing.TestBase):
             def find(self, uri):
                 pass
 
-        api = falcon.API(router=CustomRouter())
-        api.add_route('/test', 'resource', name='my-url-name')
+        app = falcon.API(router=CustomRouter())
+        app.add_route('/test', 'resource', name='my-url-name')
 
-        self.assertEqual(len(check), 1)
-        self.assertIn('my-url-name', check)
+        assert len(check) == 1
+        assert 'my-url-name' in check
 
         # Also as arg.
-        api.add_route('/test', 'resource', 'my-url-name-arg')
+        app.add_route('/test', 'resource', 'my-url-name-arg')
 
-        self.assertEqual(len(check), 2)
-        self.assertIn('my-url-name-arg', check)
+        assert len(check) == 2
+        assert 'my-url-name-arg' in check
 
     def test_custom_router_takes_req_positional_argument(self):
         def responder(req, resp):
@@ -97,9 +99,10 @@ class TestCustomRouter(testing.TestBase):
                     return responder, {'GET': responder}, {}, None
 
         router = CustomRouter()
-        self.api = falcon.API(router=router)
-        body = self.simulate_request('/test')
-        self.assertEqual(body[0], b'OK')
+        app = falcon.API(router=router)
+        client = testing.TestClient(app)
+        response = client.simulate_request(path='/test')
+        assert response.content == b'OK'
 
     def test_custom_router_takes_req_keyword_argument(self):
         def responder(req, resp):
@@ -111,6 +114,7 @@ class TestCustomRouter(testing.TestBase):
                     return responder, {'GET': responder}, {}, None
 
         router = CustomRouter()
-        self.api = falcon.API(router=router)
-        body = self.simulate_request('/test')
-        self.assertEqual(body[0], b'OK')
+        app = falcon.API(router=router)
+        client = testing.TestClient(app)
+        response = client.simulate_request(path='/test')
+        assert response.content == b'OK'

tests/test_deps.py

@@ -1,8 +1,7 @@
 import mimeparse
-import testtools
 
 
-class TestDeps(testtools.TestCase):
+class TestDeps(object):
 
     def test_mimeparse_correct_package(self):
         """Ensure we are dealing with python-mimeparse, not mimeparse."""
@@ -15,4 +14,4 @@ class TestDeps(testtools.TestCase):
         # NOTE(kgriffs): python-mimeparse starts at version 1.5.2,
         # whereas the mimeparse package is at version 0.1.4 at the time
         # of this writing.
-        self.assertGreater(int(tokens[0]), 0, msg)
+        assert int(tokens[0]) > 0, msg

tests/test_error.py

@@ -1,389 +1,379 @@
-import testtools
-
 import falcon
 import falcon.status_codes as status
 
 
-class TestError(testtools.TestCase):
+class TestError(object):
     def test_http_bad_request_no_title_and_desc(self):
         try:
             raise falcon.HTTPBadRequest()
         except falcon.HTTPBadRequest as e:
-            self.assertEqual(status.HTTP_400, e.title,
-                             'The title should be ' + status.HTTP_400 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_400 == e.title, \
+                'The title should be ' + status.HTTP_400 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_bad_request_with_title_and_desc(self):
         try:
             raise falcon.HTTPBadRequest(title='Test', description='Testdescription')
         except falcon.HTTPBadRequest as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_unauthorized_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnauthorized()
         except falcon.HTTPUnauthorized as e:
-            self.assertEqual(status.HTTP_401, e.title,
-                             'The title should be ' + status.HTTP_401 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
-            self.assertNotIn('WWW-Authenticate', e.headers,
-                             'Challenges should not be found in headers')
+            assert status.HTTP_401 == e.title, \
+                'The title should be ' + status.HTTP_401 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
+            assert 'WWW-Authenticate' not in e.headers, \
+                'Challenges should not be found in headers'
 
     def test_http_unauthorized_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnauthorized(title='Test', description='Testdescription',
                                           challenges=['Testch'])
         except falcon.HTTPUnauthorized as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
-            self.assertEqual('Testch', e.headers['WWW-Authenticate'], 'Challenges should be None')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
+            assert 'Testch' == e.headers['WWW-Authenticate'], \
+                'Challenges should be None'
 
     def test_http_forbidden_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPForbidden()
         except falcon.HTTPForbidden as e:
-            self.assertEqual(status.HTTP_403, e.title,
-                             'The title should be ' + status.HTTP_403 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_403 == e.title, \
+                'The title should be ' + status.HTTP_403 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_forbidden_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPForbidden(title='Test', description='Testdescription')
         except falcon.HTTPForbidden as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_not_acceptable_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPNotAcceptable()
         except falcon.HTTPNotAcceptable as e:
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert e.description is None, 'The description should be None'
 
     def test_http_not_acceptable_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPNotAcceptable(description='Testdescription')
         except falcon.HTTPNotAcceptable as e:
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_conflict_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPConflict()
         except falcon.HTTPConflict as e:
-            self.assertEqual(status.HTTP_409, e.title,
-                             'The title should be ' + status.HTTP_409 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_409 == e.title, \
+                'The title should be ' + status.HTTP_409 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_conflict_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPConflict(title='Test', description='Testdescription')
         except falcon.HTTPConflict as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_length_required_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPLengthRequired()
         except falcon.HTTPLengthRequired as e:
-            self.assertEqual(status.HTTP_411, e.title,
-                             'The title should be ' + status.HTTP_411 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_411 == e.title, \
+                'The title should be ' + status.HTTP_411 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_length_required_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPLengthRequired(title='Test', description='Testdescription')
         except falcon.HTTPLengthRequired as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_precondition_failed_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPPreconditionFailed()
         except falcon.HTTPPreconditionFailed as e:
-            self.assertEqual(status.HTTP_412, e.title,
-                             'The title should be ' + status.HTTP_412 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_412 == e.title, \
+                'The title should be ' + status.HTTP_412 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_precondition_failed_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPPreconditionFailed(title='Test', description='Testdescription')
         except falcon.HTTPPreconditionFailed as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_request_entity_too_large_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPRequestEntityTooLarge()
         except falcon.HTTPRequestEntityTooLarge as e:
-            self.assertEqual(status.HTTP_413, e.title,
-                             'The title should be ' + status.HTTP_413 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
-            self.assertNotIn('Retry-After', e.headers, 'Retry-After should not be in the headers')
+            assert status.HTTP_413 == e.title, \
+                'The title should be ' + status.HTTP_413 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
+            assert 'Retry-After' not in e.headers, 'Retry-After should not be in the headers'
 
     def test_http_request_entity_too_large_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPRequestEntityTooLarge(title='Test', description='Testdescription',
                                                    retry_after=123)
         except falcon.HTTPRequestEntityTooLarge as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
-            self.assertEqual('123', e.headers['Retry-After'], 'Retry-After should be 123')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
+            assert '123' == e.headers['Retry-After'], \
+                'Retry-After should be 123'
 
     def test_http_uri_too_long_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUriTooLong()
         except falcon.HTTPUriTooLong as e:
-            self.assertEqual(status.HTTP_414, e.title,
-                             'The title should be ' + status.HTTP_414 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_414 == e.title, \
+                'The title should be ' + status.HTTP_414 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_uri_too_long_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUriTooLong(title='Test', description='Testdescription')
         except falcon.HTTPUriTooLong as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_unsupported_media_type_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnsupportedMediaType()
         except falcon.HTTPUnsupportedMediaType as e:
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert e.description is None, 'The description should be None'
 
     def test_http_unsupported_media_type_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnsupportedMediaType(description='Testdescription')
         except falcon.HTTPUnsupportedMediaType as e:
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_unprocessable_entity_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnprocessableEntity()
         except falcon.HTTPUnprocessableEntity as e:
-            self.assertEqual(status.HTTP_422, e.title,
-                             'The title should be ' + status.HTTP_422 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_422 == e.title, \
+                'The title should be ' + status.HTTP_422 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_unprocessable_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnprocessableEntity(title='Test', description='Testdescription')
         except falcon.HTTPUnprocessableEntity as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_locked_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPLocked()
         except falcon.HTTPLocked as e:
-            self.assertEqual(status.HTTP_423, e.title,
-                             'The title should be ' + status.HTTP_423 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_423 == e.title, \
+                'The title should be ' + status.HTTP_423 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_locked_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPLocked(title='Test', description='Testdescription')
         except falcon.HTTPLocked as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_failed_dependency_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPFailedDependency()
         except falcon.HTTPFailedDependency as e:
-            self.assertEqual(status.HTTP_424, e.title,
-                             'The title should be ' + status.HTTP_424 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_424 == e.title, \
+                'The title should be ' + status.HTTP_424 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_failed_dependency_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPFailedDependency(title='Test', description='Testdescription')
         except falcon.HTTPFailedDependency as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_precondition_required_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPPreconditionRequired()
         except falcon.HTTPPreconditionRequired as e:
-            self.assertEqual(status.HTTP_428, e.title,
-                             'The title should be ' + status.HTTP_428 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_428 == e.title, \
+                'The title should be ' + status.HTTP_428 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_precondition_required_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPPreconditionRequired(title='Test', description='Testdescription')
         except falcon.HTTPPreconditionRequired as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_too_many_requests_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPTooManyRequests()
         except falcon.HTTPTooManyRequests as e:
-            self.assertEqual(status.HTTP_429, e.title,
-                             'The title should be ' + status.HTTP_429 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
-            self.assertNotIn('Retry-After', e.headers, 'Retry-After should not be in the headers')
+            assert status.HTTP_429 == e.title, \
+                'The title should be ' + status.HTTP_429 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
+            assert 'Retry-After' not in e.headers, 'Retry-After should not be in the headers'
 
     def test_http_too_many_requests_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPTooManyRequests(title='Test', description='Testdescription',
                                              retry_after=123)
         except falcon.HTTPTooManyRequests as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
-            self.assertEqual('123', e.headers['Retry-After'], 'Retry-After should be 123')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
+            assert '123' == e.headers['Retry-After'], 'Retry-After should be 123'
 
     def test_http_request_header_fields_too_large_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPRequestHeaderFieldsTooLarge()
         except falcon.HTTPRequestHeaderFieldsTooLarge as e:
-            self.assertEqual(status.HTTP_431, e.title,
-                             'The title should be ' + status.HTTP_431 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_431 == e.title, \
+                'The title should be ' + status.HTTP_431 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_request_header_fields_too_large_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPRequestHeaderFieldsTooLarge(title='Test',
                                                          description='Testdescription')
         except falcon.HTTPRequestHeaderFieldsTooLarge as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_unavailable_for_legal_reasons_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnavailableForLegalReasons()
         except falcon.HTTPUnavailableForLegalReasons as e:
-            self.assertEqual(status.HTTP_451, e.title,
-                             'The title should be ' + status.HTTP_451 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_451 == e.title, \
+                'The title should be ' + status.HTTP_451 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_unavailable_for_legal_reasons_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPUnavailableForLegalReasons(title='Test',
                                                         description='Testdescription')
         except falcon.HTTPUnavailableForLegalReasons as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, \
+                'Description should be "Testdescription"'
 
     def test_http_internal_server_error_entity_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPInternalServerError()
         except falcon.HTTPInternalServerError as e:
-            self.assertEqual(status.HTTP_500, e.title,
-                             'The title should be ' + status.HTTP_500 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_500 == e.title, \
+                'The title should be ' + status.HTTP_500 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_internal_server_error_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPInternalServerError(title='Test', description='Testdescription')
         except falcon.HTTPInternalServerError as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_bad_gateway_entity_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPBadGateway()
         except falcon.HTTPBadGateway as e:
-            self.assertEqual(status.HTTP_502, e.title,
-                             'The title should be ' + status.HTTP_502 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_502 == e.title, \
+                'The title should be ' + status.HTTP_502 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_bad_gateway_entity_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPBadGateway(title='Test', description='Testdescription')
         except falcon.HTTPBadGateway as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_service_unavailable_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPServiceUnavailable()
         except falcon.HTTPServiceUnavailable as e:
-            self.assertEqual(status.HTTP_503, e.title,
-                             'The title should be ' + status.HTTP_503 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
-            self.assertNotIn('Retry-After', e.headers, 'Retry-After should not be in the headers')
+            assert status.HTTP_503 == e.title, \
+                'The title should be ' + status.HTTP_503 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
+            assert 'Retry-After' not in e.headers, 'Retry-After should not be in the headers'
 
     def test_http_service_unavailable_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPServiceUnavailable(title='Test', description='Testdescription',
                                                 retry_after=123)
         except falcon.HTTPServiceUnavailable as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
-            self.assertEqual('123', e.headers['Retry-After'], 'Retry-After should be 123')
+            assert 'Test', e.title == 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
+            assert '123', e.headers['Retry-After'] == 'Retry-After should be 123'
 
     def test_http_insufficient_storage_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPInsufficientStorage()
         except falcon.HTTPInsufficientStorage as e:
-            self.assertEqual(status.HTTP_507, e.title,
-                             'The title should be ' + status.HTTP_507 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_507 == e.title, \
+                'The title should be ' + status.HTTP_507 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_insufficient_storage_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPInsufficientStorage(title='Test', description='Testdescription')
         except falcon.HTTPInsufficientStorage as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_loop_detected_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPLoopDetected()
         except falcon.HTTPLoopDetected as e:
-            self.assertEqual(status.HTTP_508, e.title,
-                             'The title should be ' + status.HTTP_508 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_508 == e.title, \
+                'The title should be ' + status.HTTP_508 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_loop_detected_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPLoopDetected(title='Test', description='Testdescription')
         except falcon.HTTPLoopDetected as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_network_authentication_required_no_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPNetworkAuthenticationRequired()
         except falcon.HTTPNetworkAuthenticationRequired as e:
-            self.assertEqual(status.HTTP_511, e.title,
-                             'The title should be ' + status.HTTP_511 + ', but it is: ' + e.title)
-            self.assertEqual(None, e.description, 'The description should be None')
+            assert status.HTTP_511 == e.title, \
+                'The title should be ' + status.HTTP_511 + ', but it is: ' + e.title
+            assert e.description is None, 'The description should be None'
 
     def test_http_network_authentication_required_with_title_and_desc_and_challenges(self):
         try:
             raise falcon.HTTPNetworkAuthenticationRequired(title='Test',
                                                            description='Testdescription')
         except falcon.HTTPNetworkAuthenticationRequired as e:
-            self.assertEqual('Test', e.title, 'Title should be "Test"')
-            self.assertEqual('Testdescription', e.description,
-                             'Description should be "Testdescription"')
+            assert 'Test' == e.title, 'Title should be "Test"'
+            assert 'Testdescription' == e.description, 'Description should be "Testdescription"'
 
     def test_http_error_repr(self):
         error = falcon.HTTPBadRequest()
         _repr = '<%s: %s>' % (error.__class__.__name__, error.status)
-        self.assertEqual(error.__repr__(), _repr)
+        assert error.__repr__() == _repr

tests/test_error_handlers.py

@@ -1,3 +1,5 @@
+import pytest
+
 import falcon
 from falcon import testing
 
@@ -40,70 +42,75 @@ class ErroredClassResource(object):
         raise CustomException('CustomException')
 
 
-class TestErrorHandler(testing.TestCase):
+@pytest.fixture
+def client():
+    app = falcon.API()
+    app.add_route('/', ErroredClassResource())
+    return testing.TestClient(app)
 
-    def setUp(self):
-        super(TestErrorHandler, self).setUp()
-        self.api.add_route('/', ErroredClassResource())
 
-    def test_caught_error(self):
-        self.api.add_error_handler(Exception, capture_error)
+class TestErrorHandler(object):
 
-        result = self.simulate_get()
-        self.assertEqual(result.text, 'error: Plain Exception')
+    def test_caught_error(self, client):
+        client.app.add_error_handler(Exception, capture_error)
 
-        result = self.simulate_head()
-        self.assertEqual(result.status_code, 723)
-        self.assertFalse(result.content)
+        result = client.simulate_get()
+        assert result.text == 'error: Plain Exception'
 
-    def test_uncaught_error(self):
-        self.api.add_error_handler(CustomException, capture_error)
-        self.assertRaises(Exception, self.simulate_get)
+        result = client.simulate_head()
+        assert result.status_code == 723
+        assert not result.content
 
-    def test_uncaught_error_else(self):
-        self.assertRaises(Exception, self.simulate_get)
+    def test_uncaught_error(self, client):
+        client.app.add_error_handler(CustomException, capture_error)
+        with pytest.raises(Exception):
+            client.simulate_get()
 
-    def test_converted_error(self):
-        self.api.add_error_handler(CustomException)
+    def test_uncaught_error_else(self, client):
+        with pytest.raises(Exception):
+            client.simulate_get()
 
-        result = self.simulate_delete()
-        self.assertEqual(result.status_code, 792)
-        self.assertEqual(result.json[u'title'], u'Internet crashed!')
+    def test_converted_error(self, client):
+        client.app.add_error_handler(CustomException)
 
-    def test_handle_not_defined(self):
-        self.assertRaises(AttributeError,
-                          self.api.add_error_handler, CustomBaseException)
+        result = client.simulate_delete()
+        assert result.status_code == 792
+        assert result.json[u'title'] == u'Internet crashed!'
 
-    def test_subclass_error(self):
-        self.api.add_error_handler(CustomBaseException, capture_error)
+    def test_handle_not_defined(self, client):
+        with pytest.raises(AttributeError):
+            client.app.add_error_handler(CustomBaseException)
 
-        result = self.simulate_delete()
-        self.assertEqual(result.status_code, 723)
-        self.assertEqual(result.text, 'error: CustomException')
+    def test_subclass_error(self, client):
+        client.app.add_error_handler(CustomBaseException, capture_error)
 
-    def test_error_order_duplicate(self):
-        self.api.add_error_handler(Exception, capture_error)
-        self.api.add_error_handler(Exception, handle_error_first)
+        result = client.simulate_delete()
+        assert result.status_code == 723
+        assert result.text == 'error: CustomException'
 
-        result = self.simulate_get()
-        self.assertEqual(result.text, 'first error handler')
+    def test_error_order_duplicate(self, client):
+        client.app.add_error_handler(Exception, capture_error)
+        client.app.add_error_handler(Exception, handle_error_first)
 
-    def test_error_order_subclass(self):
-        self.api.add_error_handler(Exception, capture_error)
-        self.api.add_error_handler(CustomException, handle_error_first)
+        result = client.simulate_get()
+        assert result.text == 'first error handler'
 
-        result = self.simulate_delete()
-        self.assertEqual(result.status_code, 200)
-        self.assertEqual(result.text, 'first error handler')
+    def test_error_order_subclass(self, client):
+        client.app.add_error_handler(Exception, capture_error)
+        client.app.add_error_handler(CustomException, handle_error_first)
 
-        result = self.simulate_get()
-        self.assertEqual(result.status_code, 723)
-        self.assertEqual(result.text, 'error: Plain Exception')
+        result = client.simulate_delete()
+        assert result.status_code == 200
+        assert result.text == 'first error handler'
 
-    def test_error_order_subclass_masked(self):
-        self.api.add_error_handler(CustomException, handle_error_first)
-        self.api.add_error_handler(Exception, capture_error)
+        result = client.simulate_get()
+        assert result.status_code == 723
+        assert result.text == 'error: Plain Exception'
 
-        result = self.simulate_delete()
-        self.assertEqual(result.status_code, 723)
-        self.assertEqual(result.text, 'error: CustomException')
+    def test_error_order_subclass_masked(self, client):
+        client.app.add_error_handler(CustomException, handle_error_first)
+        client.app.add_error_handler(Exception, capture_error)
+
+        result = client.simulate_delete()
+        assert result.status_code == 723
+        assert result.text == 'error: CustomException'

tests/test_headers.py

@@ -1,13 +1,22 @@
 from collections import defaultdict
 from datetime import datetime
 
-import ddt
+import pytest
 import six
 
 import falcon
 from falcon import testing
 
 
+SAMPLE_BODY = testing.rand_string(0, 128 * 1024)
+
+
+@pytest.fixture
+def client():
+    app = falcon.API()
+    return testing.TestClient(app)
+
+
 class XmlResource(object):
     def __init__(self, content_type):
         self.content_type = content_type
@@ -169,78 +178,78 @@ class AppendHeaderResource(object):
         resp.append_header('X-Things', 'thing-1')
 
 
-@ddt.ddt
-class TestHeaders(testing.TestCase):
+class TestHeaders(object):
 
-    def setUp(self):
-        super(TestHeaders, self).setUp()
+    def test_content_length(self, client):
+        resource = testing.SimpleTestResource(body=SAMPLE_BODY)
+        client.app.add_route('/', resource)
+        result = client.simulate_get()
 
-        self.sample_body = testing.rand_string(0, 128 * 1024)
-        self.resource = testing.SimpleTestResource(body=self.sample_body)
-        self.api.add_route('/', self.resource)
+        content_length = str(len(SAMPLE_BODY))
+        assert result.headers['Content-Length'] == content_length
 
-    def test_content_length(self):
-        result = self.simulate_get()
+    def test_default_value(self, client):
+        resource = testing.SimpleTestResource(body=SAMPLE_BODY)
+        client.app.add_route('/', resource)
+        client.simulate_get()
 
-        content_length = str(len(self.sample_body))
-        self.assertEqual(result.headers['Content-Length'], content_length)
-
-    def test_default_value(self):
-        self.simulate_get()
-
-        req = self.resource.captured_req
+        req = resource.captured_req
         value = req.get_header('X-Not-Found') or '876'
-        self.assertEqual(value, '876')
+        assert value == '876'
 
         value = req.get_header('X-Not-Found', default='some-value')
-        self.assertEqual(value, 'some-value')
+        assert value == 'some-value'
 
-    def test_required_header(self):
-        self.simulate_get()
+    def test_required_header(self, client):
+        resource = testing.SimpleTestResource(body=SAMPLE_BODY)
+        client.app.add_route('/', resource)
+        client.simulate_get()
 
         try:
-            req = self.resource.captured_req
+            req = resource.captured_req
             req.get_header('X-Not-Found', required=True)
-            self.fail('falcon.HTTPMissingHeader not raised')
+            pytest.fail('falcon.HTTPMissingHeader not raised')
         except falcon.HTTPMissingHeader as ex:
-            self.assertIsInstance(ex, falcon.HTTPBadRequest)
-            self.assertEqual(ex.title, 'Missing header value')
+            assert isinstance(ex, falcon.HTTPBadRequest)
+            assert ex.title == 'Missing header value'
             expected_desc = 'The X-Not-Found header is required.'
-            self.assertEqual(ex.description, expected_desc)
+            assert ex.description == expected_desc
 
-    @ddt.data(falcon.HTTP_204, falcon.HTTP_304)
-    def test_no_content_length(self, status):
-        self.api.add_route('/xxx', testing.SimpleTestResource(status=status))
+    @pytest.mark.parametrize('status', (falcon.HTTP_204, falcon.HTTP_304))
+    def test_no_content_length(self, client, status):
+        client.app.add_route('/xxx', testing.SimpleTestResource(status=status))
 
-        result = self.simulate_get('/xxx')
-        self.assertNotIn('Content-Length', result.headers)
-        self.assertFalse(result.content)
+        result = client.simulate_get('/xxx')
+        assert 'Content-Length' not in result.headers
+        assert not result.content
 
-    def test_content_header_missing(self):
+    def test_content_header_missing(self, client):
         environ = testing.create_environ()
         req = falcon.Request(environ)
         for header in ('Content-Type', 'Content-Length'):
-            self.assertIs(req.get_header(header), None)
+            assert req.get_header(header) is None
 
-    def test_passthrough_request_headers(self):
+    def test_passthrough_request_headers(self, client):
+        resource = testing.SimpleTestResource(body=SAMPLE_BODY)
+        client.app.add_route('/', resource)
         request_headers = {
             'X-Auth-Token': 'Setec Astronomy',
             'Content-Type': 'text/plain; charset=utf-8'
         }
-        self.simulate_get(headers=request_headers)
+        client.simulate_get(headers=request_headers)
 
         for name, expected_value in request_headers.items():
-            actual_value = self.resource.captured_req.get_header(name)
-            self.assertEqual(actual_value, expected_value)
+            actual_value = resource.captured_req.get_header(name)
+            assert actual_value == expected_value
 
-        self.simulate_get(headers=self.resource.captured_req.headers)
+        client.simulate_get(headers=resource.captured_req.headers)
 
         # Compare the request HTTP headers with the original headers
         for name, expected_value in request_headers.items():
-            actual_value = self.resource.captured_req.get_header(name)
-            self.assertEqual(actual_value, expected_value)
+            actual_value = resource.captured_req.get_header(name)
+            assert actual_value == expected_value
 
-    def test_headers_as_list(self):
+    def test_headers_as_list(self, client):
         headers = [
             ('Client-ID', '692ba466-74bb-11e3-bf3f-7567c531c7ca'),
             ('Accept', 'audio/*; q=0.2, audio/basic')
@@ -251,217 +260,213 @@ class TestHeaders(testing.TestCase):
         req = falcon.Request(environ)
 
         for name, value in headers:
-            self.assertIn((name.upper(), value), req.headers.items())
+            assert (name.upper(), value) in req.headers.items()
 
         # Functional test
-        self.api.add_route('/', testing.SimpleTestResource(headers=headers))
-        result = self.simulate_get()
+        client.app.add_route('/', testing.SimpleTestResource(headers=headers))
+        result = client.simulate_get()
 
         for name, value in headers:
-            self.assertEqual(result.headers[name], value)
+            assert result.headers[name] == value
 
-    def test_default_media_type(self):
+    def test_default_media_type(self, client):
         resource = testing.SimpleTestResource(body='Hello world!')
-        self._check_header(resource, 'Content-Type', falcon.DEFAULT_MEDIA_TYPE)
+        self._check_header(client, resource, 'Content-Type', falcon.DEFAULT_MEDIA_TYPE)
 
-    @ddt.data(
+    @pytest.mark.parametrize('content_type,body', [
         ('text/plain; charset=UTF-8', u'Hello Unicode! \U0001F638'),
-
         # NOTE(kgriffs): This only works because the client defaults to
         # ISO-8859-1 IFF the media type is 'text'.
         ('text/plain', 'Hello ISO-8859-1!'),
-    )
-    @ddt.unpack
-    def test_override_default_media_type(self, content_type, body):
-        self.api = falcon.API(media_type=content_type)
-        self.api.add_route('/', testing.SimpleTestResource(body=body))
-        result = self.simulate_get()
+    ])
+    def test_override_default_media_type(self, client, content_type, body):
+        client.app = falcon.API(media_type=content_type)
+        client.app.add_route('/', testing.SimpleTestResource(body=body))
+        result = client.simulate_get()
 
-        self.assertEqual(result.text, body)
-        self.assertEqual(result.headers['Content-Type'], content_type)
+        assert result.text == body
+        assert result.headers['Content-Type'] == content_type
 
-    def test_override_default_media_type_missing_encoding(self):
+    def test_override_default_media_type_missing_encoding(self, client):
         body = u'{"msg": "Hello Unicode! \U0001F638"}'
 
-        self.api = falcon.API(media_type='application/json')
-        self.api.add_route('/', testing.SimpleTestResource(body=body))
-        result = self.simulate_get()
+        client.app = falcon.API(media_type='application/json')
+        client.app.add_route('/', testing.SimpleTestResource(body=body))
+        result = client.simulate_get()
 
-        self.assertEqual(result.content, body.encode('utf-8'))
-        self.assertIsInstance(result.text, six.text_type)
-        self.assertEqual(result.text, body)
-        self.assertEqual(result.json, {u'msg': u'Hello Unicode! \U0001F638'})
+        assert result.content == body.encode('utf-8')
+        assert isinstance(result.text, six.text_type)
+        assert result.text == body
+        assert result.json == {u'msg': u'Hello Unicode! \U0001F638'}
 
-    def test_response_header_helpers_on_get(self):
+    def test_response_header_helpers_on_get(self, client):
         last_modified = datetime(2013, 1, 1, 10, 30, 30)
         resource = HeaderHelpersResource(last_modified)
-        self.api.add_route('/', resource)
-        result = self.simulate_get()
+        client.app.add_route('/', resource)
+        result = client.simulate_get()
 
         resp = resource.resp
 
         content_type = 'x-falcon/peregrine'
-        self.assertEqual(resp.content_type, content_type)
-        self.assertEqual(result.headers['Content-Type'], content_type)
+        assert resp.content_type == content_type
+        assert result.headers['Content-Type'] == content_type
 
         cache_control = ('public, private, no-cache, no-store, '
                          'must-revalidate, proxy-revalidate, max-age=3600, '
                          's-maxage=60, no-transform')
 
-        self.assertEqual(resp.cache_control, cache_control)
-        self.assertEqual(result.headers['Cache-Control'], cache_control)
+        assert resp.cache_control == cache_control
+        assert result.headers['Cache-Control'] == cache_control
 
         etag = 'fa0d1a60ef6616bb28038515c8ea4cb2'
-        self.assertEqual(resp.etag, etag)
-        self.assertEqual(result.headers['Etag'], etag)
+        assert resp.etag == etag
+        assert result.headers['Etag'] == etag
 
         lm_date = 'Tue, 01 Jan 2013 10:30:30 GMT'
-        self.assertEqual(resp.last_modified, lm_date)
-        self.assertEqual(result.headers['Last-Modified'], lm_date)
+        assert resp.last_modified == lm_date
+        assert result.headers['Last-Modified'] == lm_date
 
-        self.assertEqual(resp.retry_after, '3601')
-        self.assertEqual(result.headers['Retry-After'], '3601')
+        assert resp.retry_after == '3601'
+        assert result.headers['Retry-After'] == '3601'
 
-        self.assertEqual(resp.location, '/things/87')
-        self.assertEqual(result.headers['Location'], '/things/87')
+        assert resp.location == '/things/87'
+        assert result.headers['Location'] == '/things/87'
 
-        self.assertEqual(resp.content_location, '/things/78')
-        self.assertEqual(result.headers['Content-Location'], '/things/78')
+        assert resp.content_location == '/things/78'
+        assert result.headers['Content-Location'] == '/things/78'
 
         content_range = 'bytes 0-499/10240'
-        self.assertEqual(resp.content_range, content_range)
-        self.assertEqual(result.headers['Content-Range'], content_range)
+        assert resp.content_range == content_range
+        assert result.headers['Content-Range'] == content_range
 
         resp.content_range = (1, 499, 10 * 1024, u'bytes')
-        self.assertIsInstance(resp.content_range, str)
-        self.assertEqual(resp.content_range, 'bytes 1-499/10240')
+        assert isinstance(resp.content_range, str)
+        assert resp.content_range == 'bytes 1-499/10240'
 
-        self.assertEqual(resp.accept_ranges, 'bytes')
-        self.assertEqual(result.headers['Accept-Ranges'], 'bytes')
+        assert resp.accept_ranges == 'bytes'
+        assert result.headers['Accept-Ranges'] == 'bytes'
 
         req_headers = {'Range': 'items=0-25'}
-        result = self.simulate_get(headers=req_headers)
-        self.assertEqual(result.headers['Content-Range'], 'items 0-25/100')
+        result = client.simulate_get(headers=req_headers)
+        assert result.headers['Content-Range'] == 'items 0-25/100'
 
         # Check for duplicate headers
         hist = defaultdict(lambda: 0)
         for name, value in result.headers.items():
             hist[name] += 1
-            self.assertEqual(1, hist[name])
+            assert 1 == hist[name]
 
-    def test_unicode_location_headers(self):
-        self.api.add_route('/', LocationHeaderUnicodeResource())
+    def test_unicode_location_headers(self, client):
+        client.app.add_route('/', LocationHeaderUnicodeResource())
 
-        result = self.simulate_get()
-        self.assertEqual(result.headers['Location'], '/%C3%A7runchy/bacon')
-        self.assertEqual(result.headers['Content-Location'], 'ab%C3%A7')
+        result = client.simulate_get()
+        assert result.headers['Location'] == '/%C3%A7runchy/bacon'
+        assert result.headers['Content-Location'] == 'ab%C3%A7'
 
         # Test with the values swapped
-        result = self.simulate_head()
-        self.assertEqual(result.headers['Content-Location'],
-                         '/%C3%A7runchy/bacon')
-        self.assertEqual(result.headers['Location'], 'ab%C3%A7')
+        result = client.simulate_head()
+        assert result.headers['Content-Location'] == '/%C3%A7runchy/bacon'
+        assert result.headers['Location'] == 'ab%C3%A7'
 
-    def test_unicode_headers_convertable(self):
-        self.api.add_route('/', UnicodeHeaderResource())
+    def test_unicode_headers_convertable(self, client):
+        client.app.add_route('/', UnicodeHeaderResource())
 
-        result = self.simulate_get('/')
+        result = client.simulate_get('/')
 
-        self.assertEqual(result.headers['Content-Type'], 'application/json')
-        self.assertEqual(result.headers['X-Auth-Token'], 'toomanysecrets')
-        self.assertEqual(result.headers['X-Symbol'], '@')
+        assert result.headers['Content-Type'] == 'application/json'
+        assert result.headers['X-Auth-Token'] == 'toomanysecrets'
+        assert result.headers['X-Symbol'] == '@'
 
-    def test_unicode_headers_not_convertable(self):
-        if six.PY3:
-            self.skipTest('Test only applies to Python 2')
+    @pytest.mark.skipif(six.PY3, reason='Test only applies to Python 2')
+    def test_unicode_headers_not_convertable(self, client):
+        client.app.add_route('/', UnicodeHeaderResource())
+        with pytest.raises(UnicodeEncodeError):
+            client.simulate_post('/')
 
-        self.api.add_route('/', UnicodeHeaderResource())
-        self.assertRaises(UnicodeEncodeError, self.simulate_post, '/')
-        self.assertRaises(UnicodeEncodeError, self.simulate_put, '/')
+        with pytest.raises(UnicodeEncodeError):
+            client.simulate_put('/')
 
-    def test_response_set_and_get_header(self):
+    def test_response_set_and_get_header(self, client):
         resource = HeaderHelpersResource()
-        self.api.add_route('/', resource)
+        client.app.add_route('/', resource)
 
         for method in ('HEAD', 'POST', 'PUT'):
-            result = self.simulate_request(method=method)
+            result = client.simulate_request(method=method)
 
             content_type = 'x-falcon/peregrine'
-            self.assertEqual(result.headers['Content-Type'], content_type)
-            self.assertEqual(resource.resp.get_header('content-TyPe'),
-                             content_type)
+            assert result.headers['Content-Type'] == content_type
+            assert resource.resp.get_header('content-TyPe') == content_type
 
-            self.assertEqual(result.headers['Cache-Control'], 'no-store')
-            self.assertEqual(result.headers['X-Auth-Token'], 'toomanysecrets')
+            assert result.headers['Cache-Control'] == 'no-store'
+            assert result.headers['X-Auth-Token'] == 'toomanysecrets'
 
-            self.assertEqual(resource.resp.location, None)
-            self.assertEqual(resource.resp.get_header('not-real'), None)
+            assert resource.resp.location is None
+            assert resource.resp.get_header('not-real') is None
 
             # Check for duplicate headers
             hist = defaultdict(int)
             for name, value in result.headers.items():
                 hist[name] += 1
-                self.assertEqual(hist[name], 1)
+                assert hist[name] == 1
 
             # Ensure that deleted headers were not sent
-            self.assertEqual(resource.resp.get_header('x-client-should-never-see-this'), None)
+            assert resource.resp.get_header('x-client-should-never-see-this') is None
 
-    def test_response_append_header(self):
-        self.api.add_route('/', AppendHeaderResource())
+    def test_response_append_header(self, client):
+        client.app.add_route('/', AppendHeaderResource())
 
         for method in ('HEAD', 'GET'):
-            result = self.simulate_request(method=method)
+            result = client.simulate_request(method=method)
             value = result.headers['x-things']
-            self.assertEqual(value, 'thing-1,thing-2,thing-3')
+            assert value == 'thing-1,thing-2,thing-3'
 
-        result = self.simulate_request(method='POST')
-        self.assertEqual(result.headers['x-things'], 'thing-1')
+        result = client.simulate_request(method='POST')
+        assert result.headers['x-things'] == 'thing-1'
 
-    def test_vary_star(self):
-        self.api.add_route('/', VaryHeaderResource(['*']))
-        result = self.simulate_get()
-        self.assertEqual(result.headers['vary'], '*')
+    def test_vary_star(self, client):
+        client.app.add_route('/', VaryHeaderResource(['*']))
+        result = client.simulate_get()
+        assert result.headers['vary'] == '*'
 
-    @ddt.data(
+    @pytest.mark.parametrize('vary,expected_value', [
         (['accept-encoding'], 'accept-encoding'),
         ([u'accept-encoding', 'x-auth-token'], 'accept-encoding, x-auth-token'),
         (('accept-encoding', u'x-auth-token'), 'accept-encoding, x-auth-token'),
-    )
-    @ddt.unpack
-    def test_vary_header(self, vary, expected_value):
+    ])
+    def test_vary_header(self, client, vary, expected_value):
         resource = VaryHeaderResource(vary)
-        self._check_header(resource, 'Vary', expected_value)
+        self._check_header(client, resource, 'Vary', expected_value)
 
-    def test_content_type_no_body(self):
-        self.api.add_route('/', testing.SimpleTestResource())
-        result = self.simulate_get()
+    def test_content_type_no_body(self, client):
+        client.app.add_route('/', testing.SimpleTestResource())
+        result = client.simulate_get()
 
         # NOTE(kgriffs): Even when there is no body, Content-Type
         # should still be included per wsgiref.validate
-        self.assertIn('Content-Type', result.headers)
-        self.assertEqual(result.headers['Content-Length'], '0')
+        assert 'Content-Type' in result.headers
+        assert result.headers['Content-Length'] == '0'
 
-    @ddt.data(falcon.HTTP_204, falcon.HTTP_304)
-    def test_no_content_type(self, status):
-        self.api.add_route('/', testing.SimpleTestResource(status=status))
+    @pytest.mark.parametrize('status', (falcon.HTTP_204, falcon.HTTP_304))
+    def test_no_content_type(self, client, status):
+        client.app.add_route('/', testing.SimpleTestResource(status=status))
 
-        result = self.simulate_get()
-        self.assertNotIn('Content-Type', result.headers)
+        result = client.simulate_get()
+        assert 'Content-Type' not in result.headers
 
-    def test_custom_content_type(self):
+    def test_custom_content_type(self, client):
         content_type = 'application/xml; charset=utf-8'
         resource = XmlResource(content_type)
-        self._check_header(resource, 'Content-Type', content_type)
+        self._check_header(client, resource, 'Content-Type', content_type)
 
-    def test_add_link_single(self):
+    def test_add_link_single(self, client):
         expected_value = '</things/2842>; rel=next'
 
         resource = LinkHeaderResource()
         resource.add_link('/things/2842', 'next')
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_multiple(self):
+    def test_add_link_multiple(self, client):
         expected_value = (
             '</things/2842>; rel=next, ' +
             '<http://%C3%A7runchy/bacon>; rel=contents, ' +
@@ -481,9 +486,9 @@ class TestHeaders(testing.TestCase):
         resource.add_link('/alt-thing',
                           u'alternate http://example.com/\u00e7runchy')
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_with_title(self):
+    def test_add_link_with_title(self, client):
         expected_value = ('</related/thing>; rel=item; '
                           'title="A related thing"')
 
@@ -491,9 +496,9 @@ class TestHeaders(testing.TestCase):
         resource.add_link('/related/thing', 'item',
                           title='A related thing')
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_with_title_star(self):
+    def test_add_link_with_title_star(self, client):
         expected_value = ('</related/thing>; rel=item; '
                           "title*=UTF-8''A%20related%20thing, "
                           '</%C3%A7runchy/thing>; rel=item; '
@@ -506,9 +511,9 @@ class TestHeaders(testing.TestCase):
         resource.add_link(u'/\u00e7runchy/thing', 'item',
                           title_star=('en', u'A \u00e7runchy thing'))
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_with_anchor(self):
+    def test_add_link_with_anchor(self, client):
         expected_value = ('</related/thing>; rel=item; '
                           'anchor="/some%20thing/or-other"')
 
@@ -516,18 +521,18 @@ class TestHeaders(testing.TestCase):
         resource.add_link('/related/thing', 'item',
                           anchor='/some thing/or-other')
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_with_hreflang(self):
+    def test_add_link_with_hreflang(self, client):
         expected_value = ('</related/thing>; rel=about; '
                           'hreflang=en')
 
         resource = LinkHeaderResource()
         resource.add_link('/related/thing', 'about', hreflang='en')
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_with_hreflang_multi(self):
+    def test_add_link_with_hreflang_multi(self, client):
         expected_value = ('</related/thing>; rel=about; '
                           'hreflang=en-GB; hreflang=de')
 
@@ -535,9 +540,9 @@ class TestHeaders(testing.TestCase):
         resource.add_link('/related/thing', 'about',
                           hreflang=('en-GB', 'de'))
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_with_type_hint(self):
+    def test_add_link_with_type_hint(self, client):
         expected_value = ('</related/thing>; rel=alternate; '
                           'type="video/mp4; codecs=avc1.640028"')
 
@@ -545,9 +550,9 @@ class TestHeaders(testing.TestCase):
         resource.add_link('/related/thing', 'alternate',
                           type_hint='video/mp4; codecs=avc1.640028')
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_add_link_complex(self):
+    def test_add_link_complex(self, client):
         expected_value = ('</related/thing>; rel=alternate; '
                           'title="A related thing"; '
                           "title*=UTF-8'en'A%20%C3%A7runchy%20thing; "
@@ -561,23 +566,23 @@ class TestHeaders(testing.TestCase):
                           type_hint='application/json',
                           title_star=('en', u'A \u00e7runchy thing'))
 
-        self._check_link_header(resource, expected_value)
+        self._check_link_header(client, resource, expected_value)
 
-    def test_content_length_options(self):
-        result = self.simulate_options()
+    def test_content_length_options(self, client):
+        result = client.simulate_options()
 
         content_length = '0'
-        self.assertEqual(result.headers['Content-Length'], content_length)
+        assert result.headers['Content-Length'] == content_length
 
     # ----------------------------------------------------------------------
     # Helpers
     # ----------------------------------------------------------------------
 
-    def _check_link_header(self, resource, expected_value):
-        self._check_header(resource, 'Link', expected_value)
+    def _check_link_header(self, client, resource, expected_value):
+        self._check_header(client, resource, 'Link', expected_value)
 
-    def _check_header(self, resource, header, expected_value):
-        self.api.add_route('/', resource)
+    def _check_header(self, client, resource, header, expected_value):
+        client.app.add_route('/', resource)
 
-        result = self.simulate_get()
-        self.assertEqual(result.headers[header], expected_value)
+        result = client.simulate_get()
+        assert result.headers[header] == expected_value

tests/test_hello.py

@@ -1,12 +1,17 @@
 import io
 
-import ddt
+import pytest
 import six
 
 import falcon
 import falcon.testing as testing
 
 
+@pytest.fixture
+def client():
+    return testing.TestClient(falcon.API())
+
+
 # NOTE(kgriffs): Concept from Gunicorn's source (wsgi.py)
 class FileWrapper(object):
 
@@ -108,135 +113,129 @@ class NoStatusResource(object):
         pass
 
 
-@ddt.ddt
-class TestHelloWorld(testing.TestCase):
-
-    def setUp(self):
-        super(TestHelloWorld, self).setUp()
+class TestHelloWorld(object):
 
     def test_env_headers_list_of_tuples(self):
         env = testing.create_environ(headers=[('User-Agent', 'Falcon-Test')])
-        self.assertEqual(env['HTTP_USER_AGENT'], 'Falcon-Test')
+        assert env['HTTP_USER_AGENT'] == 'Falcon-Test'
 
-    def test_root_route(self):
+    def test_root_route(self, client):
         doc = {u'message': u'Hello world!'}
         resource = testing.SimpleTestResource(json=doc)
-        self.api.add_route('/', resource)
+        client.app.add_route('/', resource)
 
-        result = self.simulate_get()
-        self.assertEqual(result.json, doc)
+        result = client.simulate_get()
+        assert result.json == doc
 
-    def test_no_route(self):
-        result = self.simulate_get('/seenoevil')
-        self.assertEqual(result.status_code, 404)
+    def test_no_route(self, client):
+        result = client.simulate_get('/seenoevil')
+        assert result.status_code == 404
 
-    @ddt.data(
+    @pytest.mark.parametrize('path,resource,get_body', [
         ('/body', HelloResource('body'), lambda r: r.body.encode('utf-8')),
         ('/bytes', HelloResource('body, bytes'), lambda r: r.body),
         ('/data', HelloResource('data'), lambda r: r.data),
-    )
-    @ddt.unpack
-    def test_body(self, path, resource, get_body):
-        self.api.add_route(path, resource)
+    ])
+    def test_body(self, client, path, resource, get_body):
+        client.app.add_route(path, resource)
 
-        result = self.simulate_get(path)
+        result = client.simulate_get(path)
         resp = resource.resp
 
         content_length = int(result.headers['content-length'])
-        self.assertEqual(content_length, len(resource.sample_utf8))
+        assert content_length == len(resource.sample_utf8)
 
-        self.assertEqual(result.status, resource.sample_status)
-        self.assertEqual(resp.status, resource.sample_status)
-        self.assertEqual(get_body(resp), resource.sample_utf8)
-        self.assertEqual(result.content, resource.sample_utf8)
+        assert result.status == resource.sample_status
+        assert resp.status == resource.sample_status
+        assert get_body(resp) == resource.sample_utf8
+        assert result.content == resource.sample_utf8
 
-    def test_no_body_on_head(self):
-        self.api.add_route('/body', HelloResource('body'))
-        result = self.simulate_head('/body')
+    def test_no_body_on_head(self, client):
+        client.app.add_route('/body', HelloResource('body'))
+        result = client.simulate_head('/body')
 
-        self.assertFalse(result.content)
-        self.assertEqual(result.status_code, 200)
+        assert not result.content
+        assert result.status_code == 200
 
-    def test_stream_chunked(self):
+    def test_stream_chunked(self, client):
         resource = HelloResource('stream')
-        self.api.add_route('/chunked-stream', resource)
+        client.app.add_route('/chunked-stream', resource)
 
-        result = self.simulate_get('/chunked-stream')
+        result = client.simulate_get('/chunked-stream')
 
-        self.assertEqual(result.content, resource.sample_utf8)
-        self.assertNotIn('content-length', result.headers)
+        assert result.content == resource.sample_utf8
+        assert 'content-length' not in result.headers
 
-    def test_stream_known_len(self):
+    def test_stream_known_len(self, client):
         resource = HelloResource('stream, stream_len')
-        self.api.add_route('/stream', resource)
+        client.app.add_route('/stream', resource)
 
-        result = self.simulate_get('/stream')
-        self.assertTrue(resource.called)
+        result = client.simulate_get('/stream')
+        assert resource.called
 
         expected_len = resource.resp.stream_len
         actual_len = int(result.headers['content-length'])
-        self.assertEqual(actual_len, expected_len)
-        self.assertEqual(len(result.content), expected_len)
-        self.assertEqual(result.content, resource.sample_utf8)
+        assert actual_len == expected_len
+        assert len(result.content) == expected_len
+        assert result.content == resource.sample_utf8
 
-    def test_filelike(self):
+    def test_filelike(self, client):
         resource = HelloResource('stream, stream_len, filelike')
-        self.api.add_route('/filelike', resource)
+        client.app.add_route('/filelike', resource)
 
         for file_wrapper in (None, FileWrapper):
-            result = self.simulate_get('/filelike', file_wrapper=file_wrapper)
-            self.assertTrue(resource.called)
+            result = client.simulate_get('/filelike', file_wrapper=file_wrapper)
+            assert resource.called
 
             expected_len = resource.resp.stream_len
             actual_len = int(result.headers['content-length'])
-            self.assertEqual(actual_len, expected_len)
-            self.assertEqual(len(result.content), expected_len)
+            assert actual_len == expected_len
+            assert len(result.content) == expected_len
 
         for file_wrapper in (None, FileWrapper):
-            result = self.simulate_get('/filelike', file_wrapper=file_wrapper)
-            self.assertTrue(resource.called)
+            result = client.simulate_get('/filelike', file_wrapper=file_wrapper)
+            assert resource.called
 
             expected_len = resource.resp.stream_len
             actual_len = int(result.headers['content-length'])
-            self.assertEqual(actual_len, expected_len)
-            self.assertEqual(len(result.content), expected_len)
+            assert actual_len == expected_len
+            assert len(result.content) == expected_len
 
-    @ddt.data(
+    @pytest.mark.parametrize('stream_factory,assert_closed', [
         (ClosingBytesIO, True),  # Implements close()
         (NonClosingBytesIO, False),  # Has a non-callable "close" attr
-    )
-    @ddt.unpack
-    def test_filelike_closing(self, stream_factory, assert_closed):
+    ])
+    def test_filelike_closing(self, client, stream_factory, assert_closed):
         resource = ClosingFilelikeHelloResource(stream_factory)
-        self.api.add_route('/filelike-closing', resource)
+        client.app.add_route('/filelike-closing', resource)
 
-        result = self.simulate_get('/filelike-closing', file_wrapper=None)
-        self.assertTrue(resource.called)
+        result = client.simulate_get('/filelike-closing', file_wrapper=None)
+        assert resource.called
 
         expected_len = resource.resp.stream_len
         actual_len = int(result.headers['content-length'])
-        self.assertEqual(actual_len, expected_len)
-        self.assertEqual(len(result.content), expected_len)
+        assert actual_len == expected_len
+        assert len(result.content) == expected_len
 
         if assert_closed:
-            self.assertTrue(resource.stream.close_called)
+            assert resource.stream.close_called
 
-    def test_filelike_using_helper(self):
+    def test_filelike_using_helper(self, client):
         resource = HelloResource('stream, stream_len, filelike, use_helper')
-        self.api.add_route('/filelike-helper', resource)
+        client.app.add_route('/filelike-helper', resource)
 
-        result = self.simulate_get('/filelike-helper')
-        self.assertTrue(resource.called)
+        result = client.simulate_get('/filelike-helper')
+        assert resource.called
 
         expected_len = resource.resp.stream_len
         actual_len = int(result.headers['content-length'])
-        self.assertEqual(actual_len, expected_len)
-        self.assertEqual(len(result.content), expected_len)
+        assert actual_len == expected_len
+        assert len(result.content) == expected_len
 
-    def test_status_not_set(self):
-        self.api.add_route('/nostatus', NoStatusResource())
+    def test_status_not_set(self, client):
+        client.app.add_route('/nostatus', NoStatusResource())
 
-        result = self.simulate_get('/nostatus')
+        result = client.simulate_get('/nostatus')
 
-        self.assertFalse(result.content)
-        self.assertEqual(result.status_code, 200)
+        assert not result.content
+        assert result.status_code == 200

tests/test_http_method_routing.py

@@ -1,6 +1,6 @@
 from functools import wraps
 
-from testtools.matchers import Contains
+import pytest
 
 import falcon
 import falcon.testing as testing
@@ -18,6 +18,44 @@ HTTP_METHODS = (
 )
 
 
+@pytest.fixture
+def stonewall():
+    return Stonewall()
+
+
+@pytest.fixture
+def resource_things():
+    return ThingsResource()
+
+
+@pytest.fixture
+def resource_misc():
+    return MiscResource()
+
+
+@pytest.fixture
+def resource_get_with_faulty_put():
+    return GetWithFaultyPutResource()
+
+
+@pytest.fixture
+def client():
+    app = falcon.API()
+
+    app.add_route('/stonewall', Stonewall())
+
+    resource_things = ThingsResource()
+    app.add_route('/things', resource_things)
+    app.add_route('/things/{id}/stuff/{sid}', resource_things)
+
+    resource_misc = MiscResource()
+    app.add_route('/misc', resource_misc)
+
+    resource_get_with_faulty_put = GetWithFaultyPutResource()
+    app.add_route('/get_with_param/{param}', resource_get_with_faulty_put)
+    return testing.TestClient(app)
+
+
 class ThingsResource(object):
     def __init__(self):
         self.called = False
@@ -117,101 +155,96 @@ class FaultyDecoratedResource(object):
         pass
 
 
-class TestHttpMethodRouting(testing.TestBase):
+class TestHttpMethodRouting(object):
 
-    def before(self):
-        self.api.add_route('/stonewall', Stonewall())
+    def test_get(self, client, resource_things):
+        client.app.add_route('/things', resource_things)
+        client.app.add_route('/things/{id}/stuff/{sid}', resource_things)
+        response = client.simulate_request(path='/things/42/stuff/57')
+        assert response.status == falcon.HTTP_204
+        assert resource_things.called
 
-        self.resource_things = ThingsResource()
-        self.api.add_route('/things', self.resource_things)
-        self.api.add_route('/things/{id}/stuff/{sid}', self.resource_things)
+    def test_put(self, client, resource_things):
+        client.app.add_route('/things', resource_things)
+        client.app.add_route('/things/{id}/stuff/{sid}', resource_things)
+        response = client.simulate_request(path='/things/42/stuff/1337', method='PUT')
+        assert response.status == falcon.HTTP_201
+        assert resource_things.called
 
-        self.resource_misc = MiscResource()
-        self.api.add_route('/misc', self.resource_misc)
+    def test_post_not_allowed(self, client, resource_things):
+        client.app.add_route('/things', resource_things)
+        client.app.add_route('/things/{id}/stuff/{sid}', resource_things)
+        response = client.simulate_request(path='/things/42/stuff/1337', method='POST')
+        assert response.status == falcon.HTTP_405
+        assert not resource_things.called
 
-        self.resource_get_with_faulty_put = GetWithFaultyPutResource()
-        self.api.add_route('/get_with_param/{param}',
-                           self.resource_get_with_faulty_put)
-
-    def test_get(self):
-        self.simulate_request('/things/42/stuff/57')
-        self.assertEqual(self.srmock.status, falcon.HTTP_204)
-        self.assertTrue(self.resource_things.called)
-
-    def test_put(self):
-        self.simulate_request('/things/42/stuff/1337', method='PUT')
-        self.assertEqual(self.srmock.status, falcon.HTTP_201)
-        self.assertTrue(self.resource_things.called)
-
-    def test_post_not_allowed(self):
-        self.simulate_request('/things/42/stuff/1337', method='POST')
-        self.assertEqual(self.srmock.status, falcon.HTTP_405)
-        self.assertFalse(self.resource_things.called)
-
-    def test_misc(self):
+    def test_misc(self, client, resource_misc):
+        client.app.add_route('/misc', resource_misc)
         for method in ['GET', 'HEAD', 'PUT', 'PATCH']:
-            self.resource_misc.called = False
-            self.simulate_request('/misc', method=method)
-            self.assertTrue(self.resource_misc.called)
-            self.assertEqual(self.resource_misc.req.method, method)
+            resource_misc.called = False
+            client.simulate_request(path='/misc', method=method)
+            assert resource_misc.called
+            assert resource_misc.req.method == method
 
-    def test_methods_not_allowed_simple(self):
+    def test_methods_not_allowed_simple(self, client, stonewall):
+        client.app.add_route('/stonewall', stonewall)
         for method in ['GET', 'HEAD', 'PUT', 'PATCH']:
-            self.simulate_request('/stonewall', method=method)
-            self.assertEqual(self.srmock.status, falcon.HTTP_405)
+            response = client.simulate_request(path='/stonewall', method=method)
+            assert response.status == falcon.HTTP_405
 
-    def test_methods_not_allowed_complex(self):
+    def test_methods_not_allowed_complex(self, client, resource_things):
+        client.app.add_route('/things', resource_things)
+        client.app.add_route('/things/{id}/stuff/{sid}', resource_things)
         for method in HTTP_METHODS:
             if method in ('GET', 'PUT', 'HEAD', 'OPTIONS'):
                 continue
 
-            self.resource_things.called = False
-            self.simulate_request('/things/84/stuff/65', method=method)
+            resource_things.called = False
+            response = client.simulate_request(path='/things/84/stuff/65', method=method)
 
-            self.assertFalse(self.resource_things.called)
-            self.assertEqual(self.srmock.status, falcon.HTTP_405)
+            assert not resource_things.called
+            assert response.status == falcon.HTTP_405
 
-            headers = self.srmock.headers
-            allow_header = ('allow', 'GET, HEAD, PUT, OPTIONS')
+            headers = response.headers
+            assert headers['allow'] == 'GET, HEAD, PUT, OPTIONS'
 
-            self.assertThat(headers, Contains(allow_header))
-
-    def test_method_not_allowed_with_param(self):
+    def test_method_not_allowed_with_param(self, client, resource_get_with_faulty_put):
+        client.app.add_route('/get_with_param/{param}', resource_get_with_faulty_put)
         for method in HTTP_METHODS:
             if method in ('GET', 'PUT', 'OPTIONS'):
                 continue
 
-            self.resource_get_with_faulty_put.called = False
-            self.simulate_request(
-                '/get_with_param/bogus_param', method=method)
+            resource_get_with_faulty_put.called = False
+            response = client.simulate_request(
+                method=method,
+                path='/get_with_param/bogus_param',
+            )
 
-            self.assertFalse(self.resource_get_with_faulty_put.called)
-            self.assertEqual(self.srmock.status, falcon.HTTP_405)
+            assert not resource_get_with_faulty_put.called
+            assert response.status == falcon.HTTP_405
 
-            headers = self.srmock.headers
-            allow_header = ('allow', 'GET, PUT, OPTIONS')
+            headers = response.headers
+            assert headers['allow'] == 'GET, PUT, OPTIONS'
 
-            self.assertThat(headers, Contains(allow_header))
+    def test_default_on_options(self, client, resource_things):
+        client.app.add_route('/things', resource_things)
+        client.app.add_route('/things/{id}/stuff/{sid}', resource_things)
+        response = client.simulate_request(path='/things/84/stuff/65', method='OPTIONS')
+        assert response.status == falcon.HTTP_200
 
-    def test_default_on_options(self):
-        self.simulate_request('/things/84/stuff/65', method='OPTIONS')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        headers = response.headers
+        assert headers['allow'] == 'GET, HEAD, PUT'
 
-        headers = self.srmock.headers
-        allow_header = ('allow', 'GET, HEAD, PUT')
+    def test_on_options(self, client):
+        response = client.simulate_request(path='/misc', method='OPTIONS')
+        assert response.status == falcon.HTTP_204
 
-        self.assertThat(headers, Contains(allow_header))
+        headers = response.headers
+        assert headers['allow'] == 'GET'
 
-    def test_on_options(self):
-        self.simulate_request('/misc', method='OPTIONS')
-        self.assertEqual(self.srmock.status, falcon.HTTP_204)
-
-        headers = self.srmock.headers
-        allow_header = ('allow', 'GET')
-
-        self.assertThat(headers, Contains(allow_header))
-
-    def test_bogus_method(self):
-        self.simulate_request('/things', method=self.getUniqueString())
-        self.assertFalse(self.resource_things.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
+    def test_bogus_method(self, client, resource_things):
+        client.app.add_route('/things', resource_things)
+        client.app.add_route('/things/{id}/stuff/{sid}', resource_things)
+        response = client.simulate_request(path='/things', method=testing.rand_string(3, 4))
+        assert not resource_things.called
+        assert response.status == falcon.HTTP_400

tests/test_httperror.py

@@ -7,14 +7,23 @@ except ImportError:
     import json
 import xml.etree.ElementTree as et
 
-import ddt
-from testtools.matchers import Not, raises
+import pytest
 import yaml
 
 import falcon
 import falcon.testing as testing
 
 
+@pytest.fixture
+def client():
+    app = falcon.API()
+
+    resource = FaultyResource()
+    app.add_route('/fail', resource)
+
+    return testing.TestClient(app)
+
+
 class FaultyResource:
 
     def on_get(self, req, resp):
@@ -237,20 +246,15 @@ class MissingParamResource:
         raise falcon.HTTPMissingParam('id', code='P1003')
 
 
-@ddt.ddt
-class TestHTTPError(testing.TestBase):
+class TestHTTPError(object):
 
-    def before(self):
-        self.resource = FaultyResource()
-        self.api.add_route('/fail', self.resource)
+    def _misc_test(self, client, exception, status, needs_title=True):
+        client.app.add_route('/misc', MiscErrorsResource(exception, needs_title))
 
-    def _misc_test(self, exception, status, needs_title=True):
-        self.api.add_route('/misc', MiscErrorsResource(exception, needs_title))
+        response = client.simulate_request(path='/misc')
+        assert response.status == status
 
-        self.simulate_request('/misc')
-        self.assertEqual(self.srmock.status, status)
-
-    def test_base_class(self):
+    def test_base_class(self, client):
         headers = {
             'X-Error-Title': 'Storage service down',
             'X-Error-Description': ('The configured storage service is not '
@@ -269,37 +273,36 @@ class TestHTTPError(testing.TestBase):
 
         # Try it with Accept: */*
         headers['Accept'] = '*/*'
-        body = self.simulate_request('/fail', headers=headers, decode='utf-8')
+        response = client.simulate_request(path='/fail', headers=headers)
 
-        self.assertEqual(self.srmock.status, headers['X-Error-Status'])
-        self.assertIn(('vary', 'Accept'), self.srmock.headers)
-        self.assertThat(lambda: json.loads(body), Not(raises(ValueError)))
-        self.assertEqual(expected_body, json.loads(body))
+        assert response.status == headers['X-Error-Status']
+        assert response.headers['vary'] == 'Accept'
+        assert expected_body == response.json
 
         # Now try it with application/json
         headers['Accept'] = 'application/json'
-        body = self.simulate_request('/fail', headers=headers, decode='utf-8')
+        response = client.simulate_request(path='/fail', headers=headers)
 
-        self.assertEqual(self.srmock.status, headers['X-Error-Status'])
-        self.assertThat(lambda: json.loads(body), Not(raises(ValueError)))
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == headers['X-Error-Status']
+        assert response.json == expected_body
 
-    def test_no_description_json(self):
-        body = self.simulate_request('/fail', method='PATCH')
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
-        self.assertEqual(body, [json.dumps({'title': '400 Bad Request'}).encode('utf8')])
+    def test_no_description_json(self, client):
+        response = client.simulate_patch('/fail')
+        assert response.status == falcon.HTTP_400
+        assert response.json == {'title': '400 Bad Request'}
 
-    def test_no_description_xml(self):
-        body = self.simulate_request('/fail', method='PATCH',
-                                     headers={'Accept': 'application/xml'})
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
+    def test_no_description_xml(self, client):
+        response = client.simulate_patch(
+            path='/fail', headers={'Accept': 'application/xml'}
+        )
+        assert response.status == falcon.HTTP_400
 
         expected_xml = (b'<?xml version="1.0" encoding="UTF-8"?><error>'
                         b'<title>400 Bad Request</title></error>')
 
-        self.assertEqual(body, [expected_xml])
+        assert response.content == expected_xml
 
-    def test_client_does_not_accept_json_or_xml(self):
+    def test_client_does_not_accept_json_or_xml(self, client):
         headers = {
             'Accept': 'application/x-yaml',
             'X-Error-Title': 'Storage service down',
@@ -309,12 +312,12 @@ class TestHTTPError(testing.TestBase):
             'X-Error-Status': falcon.HTTP_503
         }
 
-        body = self.simulate_request('/fail', headers=headers)
-        self.assertEqual(self.srmock.status, headers['X-Error-Status'])
-        self.assertEqual(self.srmock.headers_dict['Vary'], 'Accept')
-        self.assertEqual(body, [])
+        response = client.simulate_request(path='/fail', headers=headers)
+        assert response.status == headers['X-Error-Status']
+        assert response.headers['Vary'] == 'Accept'
+        assert not response.content
 
-    def test_custom_old_error_serializer(self):
+    def test_custom_old_error_serializer(self, client):
         headers = {
             'X-Error-Title': 'Storage service down',
             'X-Error-Description': ('The configured storage service is not '
@@ -348,24 +351,28 @@ class TestHTTPError(testing.TestBase):
 
         def _check(media_type, deserializer):
             headers['Accept'] = media_type
-            self.api.set_error_serializer(_my_serializer)
-            body = self.simulate_request('/fail', headers=headers)
-            self.assertEqual(self.srmock.status, headers['X-Error-Status'])
+            client.app.set_error_serializer(_my_serializer)
+            response = client.simulate_request(path='/fail', headers=headers)
+            assert response.status == headers['X-Error-Status']
 
-            actual_doc = deserializer(body[0].decode('utf-8'))
-            self.assertEqual(expected_doc, actual_doc)
+            actual_doc = deserializer(response.content.decode('utf-8'))
+            assert expected_doc == actual_doc
 
         _check('application/x-yaml', yaml.load)
         _check('application/json', json.loads)
 
-    def test_custom_old_error_serializer_no_body(self):
+    def test_custom_old_error_serializer_no_body(self, client):
+        headers = {
+            'X-Error-Status': falcon.HTTP_503
+        }
+
         def _my_serializer(req, exception):
-            return (None, None)
+            return None, None
 
-        self.api.set_error_serializer(_my_serializer)
-        self.simulate_request('/fail')
+        client.app.set_error_serializer(_my_serializer)
+        client.simulate_request(path='/fail', headers=headers)
 
-    def test_custom_new_error_serializer(self):
+    def test_custom_new_error_serializer(self, client):
         headers = {
             'X-Error-Title': 'Storage service down',
             'X-Error-Description': ('The configured storage service is not '
@@ -400,17 +407,17 @@ class TestHTTPError(testing.TestBase):
 
         def _check(media_type, deserializer):
             headers['Accept'] = media_type
-            self.api.set_error_serializer(_my_serializer)
-            body = self.simulate_request('/fail', headers=headers)
-            self.assertEqual(self.srmock.status, headers['X-Error-Status'])
+            client.app.set_error_serializer(_my_serializer)
+            response = client.simulate_request(path='/fail', headers=headers)
+            assert response.status == headers['X-Error-Status']
 
-            actual_doc = deserializer(body[0].decode('utf-8'))
-            self.assertEqual(expected_doc, actual_doc)
+            actual_doc = deserializer(response.content.decode('utf-8'))
+            assert expected_doc == actual_doc
 
         _check('application/x-yaml', yaml.load)
         _check('application/json', json.loads)
 
-    def test_client_does_not_accept_anything(self):
+    def test_client_does_not_accept_anything(self, client):
         headers = {
             'Accept': '45087gigo;;;;',
             'X-Error-Title': 'Storage service down',
@@ -420,16 +427,16 @@ class TestHTTPError(testing.TestBase):
             'X-Error-Status': falcon.HTTP_503
         }
 
-        body = self.simulate_request('/fail', headers=headers)
-        self.assertEqual(self.srmock.status, headers['X-Error-Status'])
-        self.assertEqual(body, [])
+        response = client.simulate_request(path='/fail', headers=headers)
+        assert response.status == headers['X-Error-Status']
+        assert not response.content
 
-    @ddt.data(
+    @pytest.mark.parametrize('media_type', [
         'application/json',
         'application/vnd.company.system.project.resource+json;v=1.1',
         'application/json-patch+json',
-    )
-    def test_forbidden(self, media_type):
+    ])
+    def test_forbidden(self, client, media_type):
         headers = {'Accept': media_type}
 
         expected_body = {
@@ -443,14 +450,12 @@ class TestHTTPError(testing.TestBase):
             },
         }
 
-        body = self.simulate_request('/fail', headers=headers, method='POST',
-                                     decode='utf-8')
+        response = client.simulate_post(path='/fail', headers=headers)
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_403)
-        self.assertThat(lambda: json.loads(body), Not(raises(ValueError)))
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == falcon.HTTP_403
+        assert response.json == expected_body
 
-    def test_epic_fail_json(self):
+    def test_epic_fail_json(self, client):
         headers = {'Accept': 'application/json'}
 
         expected_body = {
@@ -464,20 +469,18 @@ class TestHTTPError(testing.TestBase):
             },
         }
 
-        body = self.simulate_request('/fail', headers=headers, method='PUT',
-                                     decode='utf-8')
+        response = client.simulate_put('/fail', headers=headers)
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_792)
-        self.assertThat(lambda: json.loads(body), Not(raises(ValueError)))
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == falcon.HTTP_792
+        assert response.json == expected_body
 
-    @ddt.data(
+    @pytest.mark.parametrize('media_type', [
         'text/xml',
         'application/xml',
         'application/vnd.company.system.project.resource+xml;v=1.1',
         'application/atom+xml',
-    )
-    def test_epic_fail_xml(self, media_type):
+    ])
+    def test_epic_fail_xml(self, client, media_type):
         headers = {'Accept': media_type}
 
         expected_body = ('<?xml version="1.0" encoding="UTF-8"?>' +
@@ -494,14 +497,16 @@ class TestHTTPError(testing.TestBase):
                          '</link>' +
                          '</error>')
 
-        body = self.simulate_request('/fail', headers=headers, method='PUT',
-                                     decode='utf-8')
+        response = client.simulate_put(path='/fail', headers=headers)
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_792)
-        self.assertThat(lambda: et.fromstring(body), Not(raises(ValueError)))
-        self.assertEqual(body, expected_body)
+        assert response.status == falcon.HTTP_792
+        try:
+            et.fromstring(response.content.decode('utf-8'))
+        except ValueError:
+            pytest.fail()
+        assert response.text == expected_body
 
-    def test_unicode_json(self):
+    def test_unicode_json(self, client):
         unicode_resource = UnicodeFaultyResource()
 
         expected_body = {
@@ -514,14 +519,14 @@ class TestHTTPError(testing.TestBase):
             },
         }
 
-        self.api.add_route('/unicode', unicode_resource)
-        body = self.simulate_request('/unicode', decode='utf-8')
+        client.app.add_route('/unicode', unicode_resource)
+        response = client.simulate_request(path='/unicode')
 
-        self.assertTrue(unicode_resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_792)
-        self.assertEqual(expected_body, json.loads(body))
+        assert unicode_resource.called
+        assert response.status == falcon.HTTP_792
+        assert expected_body == response.json
 
-    def test_unicode_xml(self):
+    def test_unicode_xml(self, client):
         unicode_resource = UnicodeFaultyResource()
 
         expected_body = (u'<?xml version="1.0" encoding="UTF-8"?>' +
@@ -537,256 +542,255 @@ class TestHTTPError(testing.TestBase):
                          u'</link>' +
                          u'</error>')
 
-        self.api.add_route('/unicode', unicode_resource)
-        body = self.simulate_request('/unicode', decode='utf-8',
-                                     headers={'accept': 'application/xml'})
+        client.app.add_route('/unicode', unicode_resource)
+        response = client.simulate_request(
+            path='/unicode',
+            headers={'accept': 'application/xml'}
+        )
 
-        self.assertTrue(unicode_resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_792)
-        self.assertEqual(expected_body, body)
+        assert unicode_resource.called
+        assert response.status == falcon.HTTP_792
+        assert expected_body == response.text
 
-    def test_401(self):
-        self.api.add_route('/401', UnauthorizedResource())
-        self.simulate_request('/401')
+    def test_401(self, client):
+        client.app.add_route('/401', UnauthorizedResource())
+        response = client.simulate_request(path='/401')
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_401)
-        self.assertIn(('www-authenticate', 'Basic realm="simple"'),
-                      self.srmock.headers)
+        assert response.status == falcon.HTTP_401
+        assert response.headers['www-authenticate'] == 'Basic realm="simple"'
 
-        self.simulate_request('/401', method='POST')
+        response = client.simulate_post('/401')
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_401)
-        self.assertIn(('www-authenticate', 'Newauth realm="apps", '
-                      'Basic realm="simple"'),
-                      self.srmock.headers)
+        assert response.status == falcon.HTTP_401
+        assert response.headers['www-authenticate'] == 'Newauth realm="apps", Basic realm="simple"'
 
-        self.simulate_request('/401', method='PUT')
+        response = client.simulate_put('/401')
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_401)
-        self.assertNotIn(('www-authenticate', []), self.srmock.headers)
+        assert response.status == falcon.HTTP_401
+        assert 'www-authenticate' not in response.headers
 
-    def test_404_without_body(self):
-        self.api.add_route('/404', NotFoundResource())
-        body = self.simulate_request('/404')
+    def test_404_without_body(self, client):
+        client.app.add_route('/404', NotFoundResource())
+        response = client.simulate_request(path='/404')
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_404)
-        self.assertEqual(body, [])
+        assert response.status == falcon.HTTP_404
+        assert not response.content
 
-    def test_404_with_body(self):
-        self.api.add_route('/404', NotFoundResourceWithBody())
+    def test_404_with_body(self, client):
+        client.app.add_route('/404', NotFoundResourceWithBody())
 
-        response = self.simulate_request('/404', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_404)
-        self.assertNotEqual(response, [])
+        response = client.simulate_request(path='/404')
+        assert response.status == falcon.HTTP_404
+        assert response.content
         expected_body = {
             u'title': u'404 Not Found',
             u'description': u'Not Found'
         }
-        self.assertEqual(json.loads(response), expected_body)
+        assert response.json == expected_body
 
-    def test_405_without_body(self):
-        self.api.add_route('/405', MethodNotAllowedResource())
+    def test_405_without_body(self, client):
+        client.app.add_route('/405', MethodNotAllowedResource())
 
-        response = self.simulate_request('/405')
-        self.assertEqual(self.srmock.status, falcon.HTTP_405)
-        self.assertEqual(response, [])
-        self.assertIn(('allow', 'PUT'), self.srmock.headers)
+        response = client.simulate_request(path='/405')
+        assert response.status == falcon.HTTP_405
+        assert not response.content
+        assert response.headers['allow'] == 'PUT'
 
-    def test_405_without_body_with_extra_headers(self):
-        self.api.add_route('/405', MethodNotAllowedResourceWithHeaders())
+    def test_405_without_body_with_extra_headers(self, client):
+        client.app.add_route('/405', MethodNotAllowedResourceWithHeaders())
 
-        response = self.simulate_request('/405')
-        self.assertEqual(self.srmock.status, falcon.HTTP_405)
-        self.assertEqual(response, [])
-        self.assertIn(('allow', 'PUT'), self.srmock.headers)
-        self.assertIn(('x-ping', 'pong'), self.srmock.headers)
+        response = client.simulate_request(path='/405')
+        assert response.status == falcon.HTTP_405
+        assert not response.content
+        assert response.headers['allow'] == 'PUT'
+        assert response.headers['x-ping'] == 'pong'
 
-    def test_405_without_body_with_extra_headers_double_check(self):
-        self.api.add_route('/405',
-                           MethodNotAllowedResourceWithHeadersWithAccept())
+    def test_405_without_body_with_extra_headers_double_check(self, client):
+        client.app.add_route(
+            '/405/', MethodNotAllowedResourceWithHeadersWithAccept()
+        )
 
-        response = self.simulate_request('/405')
-        self.assertEqual(self.srmock.status, falcon.HTTP_405)
-        self.assertEqual(response, [])
-        self.assertIn(('allow', 'PUT'), self.srmock.headers)
-        self.assertNotIn(('allow', 'GET,PUT'), self.srmock.headers)
-        self.assertNotIn(('allow', 'GET'), self.srmock.headers)
-        self.assertIn(('x-ping', 'pong'), self.srmock.headers)
+        response = client.simulate_request(path='/405')
+        assert response.status == falcon.HTTP_405
+        assert not response.content
+        assert response.headers['allow'] == 'PUT'
+        assert response.headers['allow'] != 'GET,PUT'
+        assert response.headers['allow'] != 'GET'
+        assert response.headers['x-ping'] == 'pong'
 
-    def test_405_with_body(self):
-        self.api.add_route('/405', MethodNotAllowedResourceWithBody())
+    def test_405_with_body(self, client):
+        client.app.add_route('/405', MethodNotAllowedResourceWithBody())
 
-        response = self.simulate_request('/405', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_405)
-        self.assertNotEqual(response, [])
+        response = client.simulate_request(path='/405')
+        assert response.status == falcon.HTTP_405
+        assert response.content
         expected_body = {
             u'title': u'405 Method Not Allowed',
             u'description': u'Not Allowed'
         }
-        self.assertEqual(json.loads(response), expected_body)
-        self.assertIn(('allow', 'PUT'), self.srmock.headers)
+        assert response.json == expected_body
+        assert response.headers['allow'] == 'PUT'
 
-    def test_410_without_body(self):
-        self.api.add_route('/410', GoneResource())
-        body = self.simulate_request('/410')
+    def test_410_without_body(self, client):
+        client.app.add_route('/410', GoneResource())
+        response = client.simulate_request(path='/410')
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_410)
-        self.assertEqual(body, [])
+        assert response.status == falcon.HTTP_410
+        assert not response.content
 
-    def test_410_with_body(self):
-        self.api.add_route('/410', GoneResourceWithBody())
+    def test_410_with_body(self, client):
+        client.app.add_route('/410', GoneResourceWithBody())
 
-        response = self.simulate_request('/410', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_410)
-        self.assertNotEqual(response, [])
+        response = client.simulate_request(path='/410')
+        assert response.status == falcon.HTTP_410
+        assert response.content
         expected_body = {
             u'title': u'410 Gone',
             u'description': u'Gone with the wind'
         }
-        self.assertEqual(json.loads(response), expected_body)
+        assert response.json == expected_body
 
-    def test_411(self):
-        self.api.add_route('/411', LengthRequiredResource())
-        body = self.simulate_request('/411')
-        parsed_body = json.loads(body[0].decode())
+    def test_411(self, client):
+        client.app.add_route('/411', LengthRequiredResource())
+        response = client.simulate_request(path='/411')
+        assert response.status == falcon.HTTP_411
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_411)
-        self.assertEqual(parsed_body['title'], 'title')
-        self.assertEqual(parsed_body['description'], 'description')
+        parsed_body = response.json
+        assert parsed_body['title'] == 'title'
+        assert parsed_body['description'] == 'description'
 
-    def test_413(self):
-        self.api.add_route('/413', RequestEntityTooLongResource())
-        body = self.simulate_request('/413')
-        parsed_body = json.loads(body[0].decode())
+    def test_413(self, client):
+        client.app.add_route('/413', RequestEntityTooLongResource())
+        response = client.simulate_request(path='/413')
+        assert response.status == falcon.HTTP_413
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_413)
-        self.assertEqual(parsed_body['title'], 'Request Rejected')
-        self.assertEqual(parsed_body['description'], 'Request Body Too Large')
-        self.assertNotIn('retry-after', self.srmock.headers)
+        parsed_body = response.json
+        assert parsed_body['title'] == 'Request Rejected'
+        assert parsed_body['description'] == 'Request Body Too Large'
+        assert 'retry-after' not in response.headers
 
-    def test_temporary_413_integer_retry_after(self):
-        self.api.add_route('/413', TemporaryRequestEntityTooLongResource('6'))
-        body = self.simulate_request('/413')
-        parsed_body = json.loads(body[0].decode())
+    def test_temporary_413_integer_retry_after(self, client):
+        client.app.add_route('/413', TemporaryRequestEntityTooLongResource('6'))
+        response = client.simulate_request(path='/413')
+        assert response.status == falcon.HTTP_413
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_413)
-        self.assertEqual(parsed_body['title'], 'Request Rejected')
-        self.assertEqual(parsed_body['description'], 'Request Body Too Large')
-        self.assertIn(('retry-after', '6'), self.srmock.headers)
+        parsed_body = response.json
+        assert parsed_body['title'] == 'Request Rejected'
+        assert parsed_body['description'] == 'Request Body Too Large'
+        assert response.headers['retry-after'] == '6'
 
-    def test_temporary_413_datetime_retry_after(self):
+    def test_temporary_413_datetime_retry_after(self, client):
         date = datetime.datetime.now() + datetime.timedelta(minutes=5)
-        self.api.add_route('/413',
-                           TemporaryRequestEntityTooLongResource(date))
-        body = self.simulate_request('/413')
-        parsed_body = json.loads(body[0].decode())
+        client.app.add_route(
+            '/413',
+            TemporaryRequestEntityTooLongResource(date)
+        )
+        response = client.simulate_request(path='/413')
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_413)
-        self.assertEqual(parsed_body['title'], 'Request Rejected')
-        self.assertEqual(parsed_body['description'], 'Request Body Too Large')
-        self.assertIn(('retry-after', falcon.util.dt_to_http(date)),
-                      self.srmock.headers)
+        assert response.status == falcon.HTTP_413
 
-    def test_414(self):
-        self.api.add_route('/414', UriTooLongResource())
-        self.simulate_request('/414')
-        self.assertEqual(self.srmock.status, falcon.HTTP_414)
+        parsed_body = response.json
+        assert parsed_body['title'] == 'Request Rejected'
+        assert parsed_body['description'] == 'Request Body Too Large'
+        assert response.headers['retry-after'] == falcon.util.dt_to_http(date)
 
-    def test_414_with_title(self):
+    def test_414(self, client):
+        client.app.add_route('/414', UriTooLongResource())
+        response = client.simulate_request(path='/414')
+        assert response.status == falcon.HTTP_414
+
+    def test_414_with_title(self, client):
         title = 'Argh! Error!'
-        self.api.add_route('/414', UriTooLongResource(title=title))
-        body = self.simulate_request('/414', headers={})
-        parsed_body = json.loads(body[0].decode())
-        self.assertEqual(parsed_body['title'], title)
+        client.app.add_route('/414', UriTooLongResource(title=title))
+        response = client.simulate_request(path='/414', headers={})
+        parsed_body = json.loads(response.content.decode())
+        assert parsed_body['title'] == title
 
-    def test_414_with_description(self):
+    def test_414_with_description(self, client):
         description = 'Be short please.'
-        self.api.add_route('/414', UriTooLongResource(description=description))
-        body = self.simulate_request('/414', headers={})
-        parsed_body = json.loads(body[0].decode())
-        self.assertEqual(parsed_body['description'], description)
+        client.app.add_route('/414', UriTooLongResource(description=description))
+        response = client.simulate_request(path='/414', headers={})
+        parsed_body = json.loads(response.content.decode())
+        assert parsed_body['description'] == description
 
-    def test_414_with_custom_kwargs(self):
+    def test_414_with_custom_kwargs(self, client):
         code = 'someid'
-        self.api.add_route('/414', UriTooLongResource(code=code))
-        body = self.simulate_request('/414', headers={})
-        parsed_body = json.loads(body[0].decode())
-        self.assertEqual(parsed_body['code'], code)
+        client.app.add_route('/414', UriTooLongResource(code=code))
+        response = client.simulate_request(path='/414', headers={})
+        parsed_body = json.loads(response.content.decode())
+        assert parsed_body['code'] == code
 
-    def test_416(self):
-        self.api = falcon.API()
-        self.api.add_route('/416', RangeNotSatisfiableResource())
-        body = self.simulate_request('/416', headers={'accept': 'text/xml'})
+    def test_416(self, client):
+        client.app = falcon.API()
+        client.app.add_route('/416', RangeNotSatisfiableResource())
+        response = client.simulate_request(path='/416', headers={'accept': 'text/xml'})
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_416)
-        self.assertEqual(body, [])
-        self.assertIn(('content-range', 'bytes */123456'), self.srmock.headers)
-        self.assertIn(('content-length', '0'), self.srmock.headers)
+        assert response.status == falcon.HTTP_416
+        assert not response.content
+        assert response.headers['content-range'] == 'bytes */123456'
+        assert response.headers['content-length'] == '0'
 
-    def test_429_no_retry_after(self):
-        self.api.add_route('/429', TooManyRequestsResource())
-        body = self.simulate_request('/429')
-        parsed_body = json.loads(body[0].decode())
+    def test_429_no_retry_after(self, client):
+        client.app.add_route('/429', TooManyRequestsResource())
+        response = client.simulate_request(path='/429')
+        parsed_body = response.json
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_429)
-        self.assertEqual(parsed_body['title'], 'Too many requests')
-        self.assertEqual(parsed_body['description'], '1 per minute')
-        self.assertNotIn('retry-after', self.srmock.headers)
+        assert response.status == falcon.HTTP_429
+        assert parsed_body['title'] == 'Too many requests'
+        assert parsed_body['description'] == '1 per minute'
+        assert 'retry-after' not in response.headers
 
-    def test_429(self):
-        self.api.add_route('/429', TooManyRequestsResource(60))
-        body = self.simulate_request('/429')
-        parsed_body = json.loads(body[0].decode())
+    def test_429(self, client):
+        client.app.add_route('/429', TooManyRequestsResource(60))
+        response = client.simulate_request(path='/429')
+        parsed_body = response.json
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_429)
-        self.assertEqual(parsed_body['title'], 'Too many requests')
-        self.assertEqual(parsed_body['description'], '1 per minute')
-        self.assertIn(('retry-after', '60'), self.srmock.headers)
+        assert response.status == falcon.HTTP_429
+        assert parsed_body['title'] == 'Too many requests'
+        assert parsed_body['description'] == '1 per minute'
+        assert response.headers['retry-after'] == '60'
 
-    def test_429_datetime(self):
+    def test_429_datetime(self, client):
         date = datetime.datetime.now() + datetime.timedelta(minutes=1)
-        self.api.add_route('/429', TooManyRequestsResource(date))
-        body = self.simulate_request('/429')
-        parsed_body = json.loads(body[0].decode())
+        client.app.add_route('/429', TooManyRequestsResource(date))
+        response = client.simulate_request(path='/429')
+        parsed_body = response.json
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_429)
-        self.assertEqual(parsed_body['title'], 'Too many requests')
-        self.assertEqual(parsed_body['description'], '1 per minute')
-        self.assertIn(('retry-after', falcon.util.dt_to_http(date)),
-                      self.srmock.headers)
+        assert response.status == falcon.HTTP_429
+        assert parsed_body['title'] == 'Too many requests'
+        assert parsed_body['description'] == '1 per minute'
+        assert response.headers['retry-after'] == falcon.util.dt_to_http(date)
 
-    def test_503_integer_retry_after(self):
-        self.api.add_route('/503', ServiceUnavailableResource(60))
-        body = self.simulate_request('/503', decode='utf-8')
+    def test_503_integer_retry_after(self, client):
+        client.app.add_route('/503', ServiceUnavailableResource(60))
+        response = client.simulate_request(path='/503')
 
         expected_body = {
             u'title': u'Oops',
             u'description': u'Stand by...',
         }
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
-        self.assertEqual(json.loads(body), expected_body)
-        self.assertIn(('retry-after', '60'), self.srmock.headers)
+        assert response.status == falcon.HTTP_503
+        assert response.json == expected_body
+        assert response.headers['retry-after'] == '60'
 
-    def test_503_datetime_retry_after(self):
+    def test_503_datetime_retry_after(self, client):
         date = datetime.datetime.now() + datetime.timedelta(minutes=5)
-        self.api.add_route('/503',
-                           ServiceUnavailableResource(date))
-        body = self.simulate_request('/503', decode='utf-8')
+        client.app.add_route('/503', ServiceUnavailableResource(date))
+        response = client.simulate_request(path='/503')
 
         expected_body = {
             u'title': u'Oops',
             u'description': u'Stand by...',
         }
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
-        self.assertEqual(json.loads(body), expected_body)
-        self.assertIn(('retry-after', falcon.util.dt_to_http(date)),
-                      self.srmock.headers)
+        assert response.status == falcon.HTTP_503
+        assert response.json == expected_body
+        assert response.headers['retry-after'] == falcon.util.dt_to_http(date)
 
-    def test_invalid_header(self):
-        self.api.add_route('/400', InvalidHeaderResource())
-        body = self.simulate_request('/400', decode='utf-8')
+    def test_invalid_header(self, client):
+        client.app.add_route('/400', InvalidHeaderResource())
+        response = client.simulate_request(path='/400')
 
         expected_desc = (u'The value provided for the X-Auth-Token '
                          u'header is invalid. Please provide a valid token.')
@@ -797,24 +801,24 @@ class TestHTTPError(testing.TestBase):
             u'code': u'A1001',
         }
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == falcon.HTTP_400
+        assert response.json == expected_body
 
-    def test_missing_header(self):
-        self.api.add_route('/400', MissingHeaderResource())
-        body = self.simulate_request('/400', decode='utf-8')
+    def test_missing_header(self, client):
+        client.app.add_route('/400', MissingHeaderResource())
+        response = client.simulate_request(path='/400')
 
         expected_body = {
             u'title': u'Missing header value',
             u'description': u'The X-Auth-Token header is required.',
         }
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == falcon.HTTP_400
+        assert response.json == expected_body
 
-    def test_invalid_param(self):
-        self.api.add_route('/400', InvalidParamResource())
-        body = self.simulate_request('/400', decode='utf-8')
+    def test_invalid_param(self, client):
+        client.app.add_route('/400', InvalidParamResource())
+        response = client.simulate_request(path='/400')
 
         expected_desc = (u'The "id" parameter is invalid. The '
                          u'value must be a hex-encoded UUID.')
@@ -824,12 +828,12 @@ class TestHTTPError(testing.TestBase):
             u'code': u'P1002',
         }
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == falcon.HTTP_400
+        assert response.json == expected_body
 
-    def test_missing_param(self):
-        self.api.add_route('/400', MissingParamResource())
-        body = self.simulate_request('/400', decode='utf-8')
+    def test_missing_param(self, client):
+        client.app.add_route('/400', MissingParamResource())
+        response = client.simulate_request(path='/400')
 
         expected_body = {
             u'title': u'Missing parameter',
@@ -837,30 +841,29 @@ class TestHTTPError(testing.TestBase):
             u'code': u'P1003',
         }
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_400)
-        self.assertEqual(json.loads(body), expected_body)
+        assert response.status == falcon.HTTP_400
+        assert response.json == expected_body
 
-    def test_misc(self):
-        self._misc_test(falcon.HTTPBadRequest, falcon.HTTP_400)
-        self._misc_test(falcon.HTTPNotAcceptable, falcon.HTTP_406,
+    def test_misc(self, client):
+        self._misc_test(client, falcon.HTTPBadRequest, falcon.HTTP_400)
+        self._misc_test(client, falcon.HTTPNotAcceptable, falcon.HTTP_406,
                         needs_title=False)
-        self._misc_test(falcon.HTTPConflict, falcon.HTTP_409)
-        self._misc_test(falcon.HTTPPreconditionFailed, falcon.HTTP_412)
-        self._misc_test(falcon.HTTPUnsupportedMediaType, falcon.HTTP_415,
+        self._misc_test(client, falcon.HTTPConflict, falcon.HTTP_409)
+        self._misc_test(client, falcon.HTTPPreconditionFailed, falcon.HTTP_412)
+        self._misc_test(client, falcon.HTTPUnsupportedMediaType, falcon.HTTP_415,
                         needs_title=False)
-        self._misc_test(falcon.HTTPUnprocessableEntity, falcon.HTTP_422)
-        self._misc_test(falcon.HTTPUnavailableForLegalReasons, falcon.HTTP_451,
+        self._misc_test(client, falcon.HTTPUnprocessableEntity, falcon.HTTP_422)
+        self._misc_test(client, falcon.HTTPUnavailableForLegalReasons, falcon.HTTP_451,
                         needs_title=False)
-        self._misc_test(falcon.HTTPInternalServerError, falcon.HTTP_500)
-        self._misc_test(falcon.HTTPBadGateway, falcon.HTTP_502)
+        self._misc_test(client, falcon.HTTPInternalServerError, falcon.HTTP_500)
+        self._misc_test(client, falcon.HTTPBadGateway, falcon.HTTP_502)
 
-    def test_title_default_message_if_none(self):
+    def test_title_default_message_if_none(self, client):
         headers = {
             'X-Error-Status': falcon.HTTP_503
         }
 
-        body = self.simulate_request('/fail', headers=headers, decode='utf-8')
-        body_json = json.loads(body)
+        response = client.simulate_request(path='/fail', headers=headers)
 
-        self.assertEqual(self.srmock.status, headers['X-Error-Status'])
-        self.assertEqual(body_json['title'], headers['X-Error-Status'])
+        assert response.status == headers['X-Error-Status']
+        assert response.json['title'] == headers['X-Error-Status']

tests/test_httpstatus.py

@@ -47,8 +47,7 @@ class TestStatusResource:
         resp.body = 'Fail'
 
     def on_patch(self, req, resp):
-        raise HTTPStatus(falcon.HTTP_200,
-                         body=None)
+        raise HTTPStatus(falcon.HTTP_200, body=None)
 
     @falcon.after(noop_after_hook)
     def on_delete(self, req, resp):
@@ -74,50 +73,62 @@ class TestHookResource:
                          body='Pass')
 
 
-class TestHTTPStatus(testing.TestBase):
-    def before(self):
-        self.resource = TestStatusResource()
-        self.api.add_route('/status', self.resource)
-
+class TestHTTPStatus(object):
     def test_raise_status_in_before_hook(self):
         """ Make sure we get the 200 raised by before hook """
-        body = self.simulate_request('/status', method='GET', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        app = falcon.API()
+        app.add_route('/status', TestStatusResource())
+        client = testing.TestClient(app)
+
+        response = client.simulate_request(path='/status', method='GET')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'
 
     def test_raise_status_in_responder(self):
         """ Make sure we get the 200 raised by responder """
-        body = self.simulate_request('/status', method='POST', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        app = falcon.API()
+        app.add_route('/status', TestStatusResource())
+        client = testing.TestClient(app)
+
+        response = client.simulate_request(path='/status', method='POST')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'
 
     def test_raise_status_runs_after_hooks(self):
         """ Make sure after hooks still run """
-        body = self.simulate_request('/status', method='PUT', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        app = falcon.API()
+        app.add_route('/status', TestStatusResource())
+        client = testing.TestClient(app)
+
+        response = client.simulate_request(path='/status', method='PUT')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'
 
     def test_raise_status_survives_after_hooks(self):
         """ Make sure after hook doesn't overwrite our status """
-        body = self.simulate_request('/status', method='DELETE',
-                                     decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        app = falcon.API()
+        app.add_route('/status', TestStatusResource())
+        client = testing.TestClient(app)
+
+        response = client.simulate_request(path='/status', method='DELETE')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'
 
     def test_raise_status_empty_body(self):
         """ Make sure passing None to body results in empty body """
-        body = self.simulate_request('/status', method='PATCH', decode='utf-8')
-        self.assertEqual(body, '')
+        app = falcon.API()
+        app.add_route('/status', TestStatusResource())
+        client = testing.TestClient(app)
+
+        response = client.simulate_request(path='/status', method='PATCH')
+        assert response.text == ''
 
 
-class TestHTTPStatusWithMiddleware(testing.TestBase):
-    def before(self):
-        self.resource = TestHookResource()
-
+class TestHTTPStatusWithMiddleware(object):
     def test_raise_status_in_process_request(self):
         """ Make sure we can raise status from middleware process request """
         class TestMiddleware:
@@ -126,13 +137,14 @@ class TestHTTPStatusWithMiddleware(testing.TestBase):
                                  headers={'X-Failed': 'False'},
                                  body='Pass')
 
-        self.api = falcon.API(middleware=TestMiddleware())
-        self.api.add_route('/status', self.resource)
+        app = falcon.API(middleware=TestMiddleware())
+        app.add_route('/status', TestHookResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_request('/status', method='GET', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        response = client.simulate_request(path='/status', method='GET')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'
 
     def test_raise_status_in_process_resource(self):
         """ Make sure we can raise status from middleware process resource """
@@ -142,13 +154,14 @@ class TestHTTPStatusWithMiddleware(testing.TestBase):
                                  headers={'X-Failed': 'False'},
                                  body='Pass')
 
-        self.api = falcon.API(middleware=TestMiddleware())
-        self.api.add_route('/status', self.resource)
+        app = falcon.API(middleware=TestMiddleware())
+        app.add_route('/status', TestHookResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_request('/status', method='GET', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        response = client.simulate_request(path='/status', method='GET')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'
 
     def test_raise_status_runs_process_response(self):
         """ Make sure process_response still runs """
@@ -158,10 +171,11 @@ class TestHTTPStatusWithMiddleware(testing.TestBase):
                 resp.set_header('X-Failed', 'False')
                 resp.body = 'Pass'
 
-        self.api = falcon.API(middleware=TestMiddleware())
-        self.api.add_route('/status', self.resource)
+        app = falcon.API(middleware=TestMiddleware())
+        app.add_route('/status', TestHookResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_request('/status', method='GET', decode='utf-8')
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn(('x-failed', 'False'), self.srmock.headers)
-        self.assertEqual(body, 'Pass')
+        response = client.simulate_request(path='/status', method='GET')
+        assert response.status == falcon.HTTP_200
+        assert response.headers['x-failed'] == 'False'
+        assert response.text == 'Pass'

tests/test_middleware.py

@@ -1,4 +1,7 @@
 from datetime import datetime
+
+import pytest
+
 try:
     import ujson as json
 except ImportError:
@@ -10,6 +13,7 @@ import falcon.testing as testing
 _EXPECTED_BODY = {u'status': u'ok'}
 
 context = {'executed_methods': []}
+TEST_ROUTE = '/test_path'
 
 
 class CaptureResponseMiddleware(object):
@@ -100,34 +104,28 @@ class MiddlewareClassResource(object):
         raise falcon.HTTPForbidden(falcon.HTTP_403, 'Setec Astronomy')
 
 
-class TestMiddleware(testing.TestBase):
-
-    def setUp(self):
+class TestMiddleware(object):
+    def setup_method(self, method):
         # Clear context
         global context
         context = {'executed_methods': []}
-        testing.TestBase.setUp(self)
-
-    # TODO(kgriffs): Consider adding this to TestBase
-    def simulate_json_request(self, *args, **kwargs):
-        result = self.simulate_request(*args, decode='utf-8', **kwargs)
-        return json.loads(result)
 
 
 class TestRequestTimeMiddleware(TestMiddleware):
 
     def test_skip_process_resource(self):
         global context
-        self.api = falcon.API(middleware=[RequestTimeMiddleware()])
+        app = falcon.API(middleware=[RequestTimeMiddleware()])
 
-        self.api.add_route('/', MiddlewareClassResource())
+        app.add_route('/', MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request('/404')
-        self.assertEqual(self.srmock.status, falcon.HTTP_404)
-        self.assertIn('start_time', context)
-        self.assertNotIn('mid_time', context)
-        self.assertIn('end_time', context)
-        self.assertFalse(context['req_succeeded'])
+        response = client.simulate_request(path='/404')
+        assert response.status == falcon.HTTP_404
+        assert 'start_time' in context
+        assert 'mid_time' not in context
+        assert 'end_time' in context
+        assert not context['req_succeeded']
 
     def test_add_invalid_middleware(self):
         """Test than an invalid class can not be added as middleware"""
@@ -136,11 +134,14 @@ class TestRequestTimeMiddleware(TestMiddleware):
                 pass
 
         mw_list = [RequestTimeMiddleware(), InvalidMiddleware]
-        self.assertRaises(AttributeError, falcon.API, middleware=mw_list)
+        with pytest.raises(AttributeError):
+            falcon.API(middleware=mw_list)
         mw_list = [RequestTimeMiddleware(), 'InvalidMiddleware']
-        self.assertRaises(TypeError, falcon.API, middleware=mw_list)
+        with pytest.raises(TypeError):
+            falcon.API(middleware=mw_list)
         mw_list = [{'process_request': 90}]
-        self.assertRaises(TypeError, falcon.API, middleware=mw_list)
+        with pytest.raises(TypeError):
+            falcon.API(middleware=mw_list)
 
     def test_response_middleware_raises_exception(self):
         """Test that error in response middleware is propagated up"""
@@ -149,92 +150,97 @@ class TestRequestTimeMiddleware(TestMiddleware):
             def process_response(self, req, resp, resource):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[RaiseErrorMiddleware()])
+        app = falcon.API(middleware=[RaiseErrorMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.assertRaises(Exception, self.simulate_request, self.test_route)
+        with pytest.raises(Exception):
+            client.simulate_request(path=TEST_ROUTE)
 
     def test_log_get_request(self):
         """Test that Log middleware is executed"""
         global context
-        self.api = falcon.API(middleware=[RequestTimeMiddleware()])
+        app = falcon.API(middleware=[RequestTimeMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_json_request(self.test_route)
-        self.assertEqual(_EXPECTED_BODY, body)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        response = client.simulate_request(path=TEST_ROUTE)
+        assert _EXPECTED_BODY == response.json
+        assert response.status == falcon.HTTP_200
 
-        self.assertIn('start_time', context)
-        self.assertIn('mid_time', context)
-        self.assertIn('end_time', context)
-        self.assertTrue(context['mid_time'] >= context['start_time'],
-                        'process_resource not executed after request')
-        self.assertTrue(context['end_time'] >= context['start_time'],
-                        'process_response not executed after request')
+        assert 'start_time' in context
+        assert 'mid_time' in context
+        assert 'end_time' in context
+        assert context['mid_time'] >= context['start_time'], \
+            'process_resource not executed after request'
+        assert context['end_time'] >= context['start_time'], \
+            'process_response not executed after request'
 
-        self.assertTrue(context['req_succeeded'])
+        assert context['req_succeeded']
 
 
 class TestTransactionIdMiddleware(TestMiddleware):
-
     def test_generate_trans_id_with_request(self):
         """Test that TransactionIdmiddleware is executed"""
         global context
-        self.api = falcon.API(middleware=TransactionIdMiddleware())
+        app = falcon.API(middleware=TransactionIdMiddleware())
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_json_request(self.test_route)
-        self.assertEqual(_EXPECTED_BODY, body)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn('transaction_id', context)
-        self.assertEqual('unique-req-id', context['transaction_id'])
+        response = client.simulate_request(path=TEST_ROUTE)
+        assert _EXPECTED_BODY == response.json
+        assert response.status == falcon.HTTP_200
+        assert 'transaction_id' in context
+        assert 'unique-req-id' == context['transaction_id']
 
 
 class TestSeveralMiddlewares(TestMiddleware):
-
     def test_generate_trans_id_and_time_with_request(self):
         global context
-        self.api = falcon.API(middleware=[TransactionIdMiddleware(),
-                                          RequestTimeMiddleware()])
+        app = falcon.API(middleware=[TransactionIdMiddleware(),
+                                     RequestTimeMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_json_request(self.test_route)
-        self.assertEqual(_EXPECTED_BODY, body)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.assertIn('transaction_id', context)
-        self.assertEqual('unique-req-id', context['transaction_id'])
-        self.assertIn('start_time', context)
-        self.assertIn('mid_time', context)
-        self.assertIn('end_time', context)
-        self.assertTrue(context['mid_time'] >= context['start_time'],
-                        'process_resource not executed after request')
-        self.assertTrue(context['end_time'] >= context['start_time'],
-                        'process_response not executed after request')
+        response = client.simulate_request(path=TEST_ROUTE)
+        assert _EXPECTED_BODY == response.json
+        assert response.status == falcon.HTTP_200
+        assert 'transaction_id' in context
+        assert 'unique-req-id' == context['transaction_id']
+        assert 'start_time' in context
+        assert 'mid_time' in context
+        assert 'end_time' in context
+        assert context['mid_time'] >= context['start_time'], \
+            'process_resource not executed after request'
+        assert context['end_time'] >= context['start_time'], \
+            'process_response not executed after request'
 
     def test_legacy_middleware_called_with_correct_args(self):
         global context
-        self.api = falcon.API(middleware=[ExecutedFirstMiddleware()])
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app = falcon.API(middleware=[ExecutedFirstMiddleware()])
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
-        self.assertIsInstance(context['req'], falcon.Request)
-        self.assertIsInstance(context['resp'], falcon.Response)
-        self.assertIsInstance(context['resource'], MiddlewareClassResource)
+        client.simulate_request(path=TEST_ROUTE)
+        assert isinstance(context['req'], falcon.Request)
+        assert isinstance(context['resp'], falcon.Response)
+        assert isinstance(context['resource'], MiddlewareClassResource)
 
     def test_middleware_execution_order(self):
         global context
-        self.api = falcon.API(middleware=[ExecutedFirstMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(middleware=[ExecutedFirstMiddleware(),
+                                     ExecutedLastMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_json_request(self.test_route)
-        self.assertEqual(_EXPECTED_BODY, body)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        response = client.simulate_request(path=TEST_ROUTE)
+        assert _EXPECTED_BODY == response.json
+        assert response.status == falcon.HTTP_200
         # as the method registration is in a list, the order also is
         # tested
         expectedExecutedMethods = [
@@ -245,19 +251,20 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_independent_middleware_execution_order(self):
         global context
-        self.api = falcon.API(independent_middleware=True,
-                              middleware=[ExecutedFirstMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(independent_middleware=True,
+                         middleware=[ExecutedFirstMiddleware(),
+                                     ExecutedLastMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_json_request(self.test_route)
-        self.assertEqual(_EXPECTED_BODY, body)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        response = client.simulate_request(path=TEST_ROUTE)
+        assert _EXPECTED_BODY == response.json
+        assert response.status == falcon.HTTP_200
         # as the method registration is in a list, the order also is
         # tested
         expectedExecutedMethods = [
@@ -268,7 +275,7 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_multiple_reponse_mw_throw_exception(self):
         """Test that error in inner middleware leaves"""
@@ -289,20 +296,22 @@ class TestSeveralMiddlewares(TestMiddleware):
                 context['executed_methods'].append('process_response')
                 context['req_succeeded'].append(req_succeeded)
 
-        self.api = falcon.API(middleware=[ProcessResponseMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ProcessResponseMiddleware(),
-                                          RaiseStatusMiddleware(),
-                                          ProcessResponseMiddleware()])
+        app = falcon.API(middleware=[ProcessResponseMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ProcessResponseMiddleware(),
+                                     RaiseStatusMiddleware(),
+                                     ProcessResponseMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
-        self.simulate_request(self.test_route)
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.assertEqual(self.srmock.status, falcon.HTTP_748)
+        response = client.simulate_request(path=TEST_ROUTE)
+
+        assert response.status == falcon.HTTP_748
 
         expected_methods = ['process_response'] * 3
-        self.assertEqual(context['executed_methods'], expected_methods)
-        self.assertEqual(context['req_succeeded'], [True, False, False])
+        assert context['executed_methods'] == expected_methods
+        assert context['req_succeeded'] == [True, False, False]
 
     def test_inner_mw_throw_exception(self):
         """Test that error in inner middleware leaves"""
@@ -313,19 +322,21 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_request(self, req, resp):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[TransactionIdMiddleware(),
-                                          RequestTimeMiddleware(),
-                                          RaiseErrorMiddleware()])
+        app = falcon.API(middleware=[TransactionIdMiddleware(),
+                                     RequestTimeMiddleware(),
+                                     RaiseErrorMiddleware()])
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.assertRaises(Exception, self.simulate_request, self.test_route)
+        with pytest.raises(Exception):
+            client.simulate_request(path=TEST_ROUTE)
 
         # RequestTimeMiddleware process_response should be executed
-        self.assertIn('transaction_id', context)
-        self.assertIn('start_time', context)
-        self.assertNotIn('mid_time', context)
-        self.assertIn('end_time', context)
+        assert 'transaction_id' in context
+        assert 'start_time' in context
+        assert 'mid_time' not in context
+        assert 'end_time' in context
 
     def test_inner_mw_with_ex_handler_throw_exception(self):
         """Test that error in inner middleware leaves"""
@@ -336,25 +347,26 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_request(self, req, resp, resource):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[TransactionIdMiddleware(),
-                                          RequestTimeMiddleware(),
-                                          RaiseErrorMiddleware()])
+        app = falcon.API(middleware=[TransactionIdMiddleware(),
+                                     RequestTimeMiddleware(),
+                                     RaiseErrorMiddleware()])
 
         def handler(ex, req, resp, params):
             context['error_handler'] = True
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # RequestTimeMiddleware process_response should be executed
-        self.assertIn('transaction_id', context)
-        self.assertIn('start_time', context)
-        self.assertNotIn('mid_time', context)
-        self.assertIn('end_time', context)
-        self.assertIn('error_handler', context)
+        assert 'transaction_id' in context
+        assert 'start_time' in context
+        assert 'mid_time' not in context
+        assert 'end_time' in context
+        assert 'error_handler' in context
 
     def test_outer_mw_with_ex_handler_throw_exception(self):
         """Test that error in inner middleware leaves"""
@@ -365,25 +377,26 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_request(self, req, resp):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[TransactionIdMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          RequestTimeMiddleware()])
+        app = falcon.API(middleware=[TransactionIdMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     RequestTimeMiddleware()])
 
         def handler(ex, req, resp, params):
             context['error_handler'] = True
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # Any mw is executed now...
-        self.assertIn('transaction_id', context)
-        self.assertNotIn('start_time', context)
-        self.assertNotIn('mid_time', context)
-        self.assertNotIn('end_time', context)
-        self.assertIn('error_handler', context)
+        assert 'transaction_id' in context
+        assert 'start_time' not in context
+        assert 'mid_time' not in context
+        assert 'end_time' not in context
+        assert 'error_handler' in context
 
     def test_order_mw_executed_when_exception_in_resp(self):
         """Test that error in inner middleware leaves"""
@@ -394,18 +407,19 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_response(self, req, resp, resource):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[ExecutedFirstMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(middleware=[ExecutedFirstMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ExecutedLastMiddleware()])
 
         def handler(ex, req, resp, params):
             pass
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # Any mw is executed now...
         expectedExecutedMethods = [
@@ -416,7 +430,7 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_order_independent_mw_executed_when_exception_in_resp(self):
         """Test that error in inner middleware leaves"""
@@ -427,19 +441,20 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_response(self, req, resp, resource):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(independent_middleware=True,
-                              middleware=[ExecutedFirstMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(independent_middleware=True,
+                         middleware=[ExecutedFirstMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ExecutedLastMiddleware()])
 
         def handler(ex, req, resp, params):
             pass
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # Any mw is executed now...
         expectedExecutedMethods = [
@@ -450,7 +465,7 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_order_mw_executed_when_exception_in_req(self):
         """Test that error in inner middleware leaves"""
@@ -461,25 +476,26 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_request(self, req, resp):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[ExecutedFirstMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(middleware=[ExecutedFirstMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ExecutedLastMiddleware()])
 
         def handler(ex, req, resp, params):
             pass
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # Any mw is executed now...
         expectedExecutedMethods = [
             'ExecutedFirstMiddleware.process_request',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_order_independent_mw_executed_when_exception_in_req(self):
         """Test that error in inner middleware leaves"""
@@ -490,19 +506,20 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_request(self, req, resp):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(independent_middleware=True,
-                              middleware=[ExecutedFirstMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(independent_middleware=True,
+                         middleware=[ExecutedFirstMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ExecutedLastMiddleware()])
 
         def handler(ex, req, resp, params):
             pass
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # All response middleware still executed...
         expectedExecutedMethods = [
@@ -510,7 +527,7 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_order_mw_executed_when_exception_in_rsrc(self):
         """Test that error in inner middleware leaves"""
@@ -521,18 +538,19 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_resource(self, req, resp, resource):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(middleware=[ExecutedFirstMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(middleware=[ExecutedFirstMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ExecutedLastMiddleware()])
 
         def handler(ex, req, resp, params):
             pass
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # Any mw is executed now...
         expectedExecutedMethods = [
@@ -542,7 +560,7 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
     def test_order_independent_mw_executed_when_exception_in_rsrc(self):
         """Test that error in inner middleware leaves"""
@@ -553,19 +571,20 @@ class TestSeveralMiddlewares(TestMiddleware):
             def process_resource(self, req, resp, resource):
                 raise Exception('Always fail')
 
-        self.api = falcon.API(independent_middleware=True,
-                              middleware=[ExecutedFirstMiddleware(),
-                                          RaiseErrorMiddleware(),
-                                          ExecutedLastMiddleware()])
+        app = falcon.API(independent_middleware=True,
+                         middleware=[ExecutedFirstMiddleware(),
+                                     RaiseErrorMiddleware(),
+                                     ExecutedLastMiddleware()])
 
         def handler(ex, req, resp, params):
             pass
 
-        self.api.add_error_handler(Exception, handler)
+        app.add_error_handler(Exception, handler)
 
-        self.api.add_route(self.test_route, MiddlewareClassResource())
+        app.add_route(TEST_ROUTE, MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        self.simulate_request(self.test_route)
+        client.simulate_request(path=TEST_ROUTE)
 
         # Any mw is executed now...
         expectedExecutedMethods = [
@@ -575,27 +594,26 @@ class TestSeveralMiddlewares(TestMiddleware):
             'ExecutedLastMiddleware.process_response',
             'ExecutedFirstMiddleware.process_response'
         ]
-        self.assertEqual(expectedExecutedMethods, context['executed_methods'])
+        assert expectedExecutedMethods == context['executed_methods']
 
 
 class TestRemoveBasePathMiddleware(TestMiddleware):
-
     def test_base_path_is_removed_before_routing(self):
         """Test that RemoveBasePathMiddleware is executed before routing"""
-        self.api = falcon.API(middleware=RemoveBasePathMiddleware())
+        app = falcon.API(middleware=RemoveBasePathMiddleware())
 
         # We dont include /base_path as it will be removed in middleware
-        self.api.add_route('/sub_path', MiddlewareClassResource())
+        app.add_route('/sub_path', MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        body = self.simulate_json_request('/base_path/sub_path')
-        self.assertEqual(_EXPECTED_BODY, body)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
-        self.simulate_request('/base_pathIncorrect/sub_path')
-        self.assertEqual(self.srmock.status, falcon.HTTP_404)
+        response = client.simulate_request(path='/base_path/sub_path')
+        assert _EXPECTED_BODY == response.json
+        assert response.status == falcon.HTTP_200
+        response = client.simulate_request(path='/base_pathIncorrect/sub_path')
+        assert response.status == falcon.HTTP_404
 
 
 class TestResourceMiddleware(TestMiddleware):
-
     def test_can_access_resource_params(self):
         """Test that params can be accessed from within process_resource"""
         global context
@@ -604,49 +622,51 @@ class TestResourceMiddleware(TestMiddleware):
             def on_get(self, req, resp, **params):
                 resp.body = json.dumps(params)
 
-        self.api = falcon.API(middleware=AccessParamsMiddleware())
-        self.api.add_route('/path/{id}', Resource())
-        body = self.simulate_json_request('/path/22')
+        app = falcon.API(middleware=AccessParamsMiddleware())
+        app.add_route('/path/{id}', Resource())
+        client = testing.TestClient(app)
+        response = client.simulate_request(path='/path/22')
 
-        self.assertIn('params', context)
-        self.assertTrue(context['params'])
-        self.assertEqual(context['params']['id'], '22')
-        self.assertEqual(body, {'added': True, 'id': '22'})
+        assert 'params' in context
+        assert context['params']
+        assert context['params']['id'] == '22'
+        assert response.json == {'added': True, 'id': '22'}
 
 
 class TestErrorHandling(TestMiddleware):
-
-    def setUp(self):
-        super(TestErrorHandling, self).setUp()
-
-        self.mw = CaptureResponseMiddleware()
-
-        self.api = falcon.API(middleware=self.mw)
-        self.api.add_route('/', MiddlewareClassResource())
-
     def test_error_composed_before_resp_middleware_called(self):
-        self.simulate_request('/', method='POST')
-        self.assertEqual(self.srmock.status, falcon.HTTP_403)
-        self.assertEqual(self.mw.resp.status, self.srmock.status)
+        mw = CaptureResponseMiddleware()
+        app = falcon.API(middleware=mw)
+        app.add_route('/', MiddlewareClassResource())
+        client = testing.TestClient(app)
 
-        composed_body = json.loads(self.mw.resp.body)
-        self.assertEqual(composed_body['title'], self.srmock.status)
+        response = client.simulate_request(path='/', method='POST')
+        assert response.status == falcon.HTTP_403
+        assert mw.resp.status == response.status
 
-        self.assertFalse(self.mw.req_succeeded)
+        composed_body = json.loads(mw.resp.body)
+        assert composed_body['title'] == response.status
+
+        assert not mw.req_succeeded
 
         # NOTE(kgriffs): Sanity-check the other params passed to
         # process_response()
-        self.assertIsInstance(self.mw.req, falcon.Request)
-        self.assertIsInstance(self.mw.resource, MiddlewareClassResource)
+        assert isinstance(mw.req, falcon.Request)
+        assert isinstance(mw.resource, MiddlewareClassResource)
 
     def test_http_status_raised_from_error_handler(self):
+        mw = CaptureResponseMiddleware()
+        app = falcon.API(middleware=mw)
+        app.add_route('/', MiddlewareClassResource())
+        client = testing.TestClient(app)
+
         def _http_error_handler(error, req, resp, params):
             raise falcon.HTTPStatus(falcon.HTTP_201)
 
         # NOTE(kgriffs): This will take precedence over the default
         # handler for facon.HTTPError.
-        self.api.add_error_handler(falcon.HTTPError, _http_error_handler)
+        app.add_error_handler(falcon.HTTPError, _http_error_handler)
 
-        self.simulate_request('/', method='POST')
-        self.assertEqual(self.srmock.status, falcon.HTTP_201)
-        self.assertEqual(self.mw.resp.status, self.srmock.status)
+        response = client.simulate_request(path='/', method='POST')
+        assert response.status == falcon.HTTP_201
+        assert mw.resp.status == response.status

tests/test_options.py

@@ -1,34 +1,32 @@
-import ddt
+import pytest
 
 from falcon.request import RequestOptions
-import falcon.testing as testing
 
 
-@ddt.ddt
-class TestRequestOptions(testing.TestBase):
+class TestRequestOptions(object):
 
     def test_option_defaults(self):
         options = RequestOptions()
 
-        self.assertFalse(options.keep_blank_qs_values)
-        self.assertFalse(options.auto_parse_form_urlencoded)
-        self.assertTrue(options.auto_parse_qs_csv)
-        self.assertTrue(options.strip_url_path_trailing_slash)
+        assert not options.keep_blank_qs_values
+        assert not options.auto_parse_form_urlencoded
+        assert options.auto_parse_qs_csv
+        assert options.strip_url_path_trailing_slash
 
-    @ddt.data(
+    @pytest.mark.parametrize('option_name', [
         'keep_blank_qs_values',
         'auto_parse_form_urlencoded',
         'auto_parse_qs_csv',
         'strip_url_path_trailing_slash',
-    )
+    ])
     def test_options_toggle(self, option_name):
         options = RequestOptions()
 
         setattr(options, option_name, True)
-        self.assertTrue(getattr(options, option_name))
+        assert getattr(options, option_name)
 
         setattr(options, option_name, False)
-        self.assertFalse(getattr(options, option_name))
+        assert not getattr(options, option_name)
 
     def test_incorrect_options(self):
         options = RequestOptions()
@@ -36,4 +34,5 @@ class TestRequestOptions(testing.TestBase):
         def _assign_invalid():
             options.invalid_option_and_attribute = True
 
-        self.assertRaises(AttributeError, _assign_invalid)
+        with pytest.raises(AttributeError):
+            _assign_invalid()

tests/test_redirects.py

@@ -1,9 +1,19 @@
-import ddt
+import pytest
 
 import falcon
 import falcon.testing as testing
 
 
+@pytest.fixture
+def client():
+    app = falcon.API()
+
+    resource = RedirectingResource()
+    app.add_route('/', resource)
+
+    return testing.TestClient(app)
+
+
 class RedirectingResource(object):
 
     # NOTE(kgriffs): You wouldn't necessarily use these types of
@@ -26,24 +36,18 @@ class RedirectingResource(object):
         raise falcon.HTTPPermanentRedirect('/perm/redirect')
 
 
-@ddt.ddt
-class TestRedirects(testing.TestBase):
+class TestRedirects(object):
 
-    def before(self):
-        self.api.add_route('/', RedirectingResource())
-
-    @ddt.data(
+    @pytest.mark.parametrize('method,expected_status,expected_location', [
         ('GET', falcon.HTTP_301, '/moved/perm'),
         ('POST', falcon.HTTP_302, '/found'),
         ('PUT', falcon.HTTP_303, '/see/other'),
         ('DELETE', falcon.HTTP_307, '/tmp/redirect'),
         ('HEAD', falcon.HTTP_308, '/perm/redirect'),
-    )
-    @ddt.unpack
-    def test_redirect(self, method, expected_status, expected_location):
-        result = self.simulate_request('/', method=method)
+    ])
+    def test_redirect(self, client, method, expected_status, expected_location):
+        result = client.simulate_request(path='/', method=method)
 
-        self.assertEqual(result, [])
-        self.assertEqual(self.srmock.status, expected_status)
-        self.assertEqual(self.srmock.headers_dict['location'],
-                         expected_location)
+        assert not result.content
+        assert result.status == expected_status
+        assert result.headers['location'] == expected_location

tests/test_req_vars.py

@@ -1,8 +1,7 @@
 import datetime
 
-import ddt
+import pytest
 import six
-import testtools
 
 import falcon
 from falcon.request import Request, RequestOptions
@@ -12,12 +11,9 @@ import falcon.uri
 _PROTOCOLS = ['HTTP/1.0', 'HTTP/1.1']
 
 
-@ddt.ddt
-class TestReqVars(testing.TestCase):
-
-    def setUp(self):
-        super(TestReqVars, self).setUp()
+class TestReqVars(object):
 
+    def setup_method(self, method):
         self.qs = 'marker=deadbeef&limit=10'
 
         self.headers = {
@@ -51,36 +47,36 @@ class TestReqVars(testing.TestCase):
         Request(env)
 
     def test_empty(self):
-        self.assertIs(self.req.auth, None)
+        assert self.req.auth is None
 
     def test_host(self):
-        self.assertEqual(self.req.host, testing.DEFAULT_HOST)
+        assert self.req.host == testing.DEFAULT_HOST
 
     def test_subdomain(self):
         req = Request(testing.create_environ(
             host='com',
             path='/hello',
             headers=self.headers))
-        self.assertIs(req.subdomain, None)
+        assert req.subdomain is None
 
         req = Request(testing.create_environ(
             host='example.com',
             path='/hello',
             headers=self.headers))
-        self.assertEqual(req.subdomain, 'example')
+        assert req.subdomain == 'example'
 
         req = Request(testing.create_environ(
             host='highwire.example.com',
             path='/hello',
             headers=self.headers))
-        self.assertEqual(req.subdomain, 'highwire')
+        assert req.subdomain == 'highwire'
 
         req = Request(testing.create_environ(
             host='lb01.dfw01.example.com',
             port=8080,
             path='/hello',
             headers=self.headers))
-        self.assertEqual(req.subdomain, 'lb01')
+        assert req.subdomain == 'lb01'
 
         # NOTE(kgriffs): Behavior for IP addresses is undefined,
         # so just make sure it doesn't blow up.
@@ -88,7 +84,7 @@ class TestReqVars(testing.TestCase):
             host='127.0.0.1',
             path='/hello',
             headers=self.headers))
-        self.assertEqual(type(req.subdomain), str)
+        assert type(req.subdomain) == str
 
         # NOTE(kgriffs): Test fallback to SERVER_NAME by using
         # HTTP 1.0, which will cause .create_environ to not set
@@ -98,7 +94,7 @@ class TestReqVars(testing.TestCase):
             host='example.com',
             path='/hello',
             headers=self.headers))
-        self.assertEqual(req.subdomain, 'example')
+        assert req.subdomain == 'example'
 
     def test_reconstruct_url(self):
         req = self.req
@@ -112,14 +108,14 @@ class TestReqVars(testing.TestCase):
         expected_uri = ''.join([scheme, '://', host, app, path,
                                 '?', query_string])
 
-        self.assertEqual(expected_uri, req.uri)
+        assert expected_uri == req.uri
 
-    @ddt.data(
+    @pytest.mark.skipif(not six.PY3, reason='Test only applies to Python 3')
+    @pytest.mark.parametrize('test_path', [
         u'/hello_\u043f\u0440\u0438\u0432\u0435\u0442',
         u'/test/%E5%BB%B6%E5%AE%89',
         u'/test/%C3%A4%C3%B6%C3%BC%C3%9F%E2%82%AC',
-    )
-    @testtools.skipUnless(six.PY3, 'Test only applies to Python 3')
+    ])
     def test_nonlatin_path(self, test_path):
         # NOTE(kgriffs): When a request comes in, web servers decode
         # the path.  The decoded path may contain UTF-8 characters,
@@ -142,20 +138,20 @@ class TestReqVars(testing.TestCase):
             path=test_path,
             headers=self.headers))
 
-        self.assertEqual(req.path, falcon.uri.decode(test_path))
+        assert req.path == falcon.uri.decode(test_path)
 
     def test_uri(self):
         uri = ('http://' + testing.DEFAULT_HOST + ':8080' +
                self.app + self.relative_uri)
 
-        self.assertEqual(self.req.url, uri)
+        assert self.req.url == uri
 
         # NOTE(kgriffs): Call twice to check caching works
-        self.assertEqual(self.req.uri, uri)
-        self.assertEqual(self.req.uri, uri)
+        assert self.req.uri == uri
+        assert self.req.uri == uri
 
         uri_noqs = ('http://' + testing.DEFAULT_HOST + self.app + self.path)
-        self.assertEqual(self.req_noqs.uri, uri_noqs)
+        assert self.req_noqs.uri == uri_noqs
 
     def test_uri_https(self):
         # =======================================================
@@ -165,7 +161,7 @@ class TestReqVars(testing.TestCase):
             path='/hello', scheme='https'))
         uri = ('https://' + testing.DEFAULT_HOST + '/hello')
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
         # =======================================================
         # Default port, explicit
@@ -174,7 +170,7 @@ class TestReqVars(testing.TestCase):
             path='/hello', scheme='https', port=443))
         uri = ('https://' + testing.DEFAULT_HOST + '/hello')
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
         # =======================================================
         # Non-default port
@@ -183,7 +179,7 @@ class TestReqVars(testing.TestCase):
             path='/hello', scheme='https', port=22))
         uri = ('https://' + testing.DEFAULT_HOST + ':22/hello')
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
     def test_uri_http_1_0(self):
         # =======================================================
@@ -200,7 +196,7 @@ class TestReqVars(testing.TestCase):
         uri = ('http://' + testing.DEFAULT_HOST +
                self.app + self.relative_uri)
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
         # =======================================================
         # HTTP, 80
@@ -216,7 +212,7 @@ class TestReqVars(testing.TestCase):
         uri = ('http://' + testing.DEFAULT_HOST + ':8080' +
                self.app + self.relative_uri)
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
         # =======================================================
         # HTTP, 80
@@ -233,7 +229,7 @@ class TestReqVars(testing.TestCase):
         uri = ('https://' + testing.DEFAULT_HOST +
                self.app + self.relative_uri)
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
         # =======================================================
         # HTTP, 80
@@ -250,19 +246,18 @@ class TestReqVars(testing.TestCase):
         uri = ('https://' + testing.DEFAULT_HOST + ':22' +
                self.app + self.relative_uri)
 
-        self.assertEqual(req.uri, uri)
+        assert req.uri == uri
 
     def test_relative_uri(self):
-        self.assertEqual(self.req.relative_uri, self.app + self.relative_uri)
-        self.assertEqual(
-            self.req_noqs.relative_uri, self.app + self.path)
+        assert self.req.relative_uri == self.app + self.relative_uri
+        assert self.req_noqs.relative_uri == self.app + self.path
 
         req_noapp = Request(testing.create_environ(
             path='/hello',
             query_string=self.qs,
             headers=self.headers))
 
-        self.assertEqual(req_noapp.relative_uri, self.relative_uri)
+        assert req_noapp.relative_uri == self.relative_uri
 
         req_noapp = Request(testing.create_environ(
             path='/hello/',
@@ -270,8 +265,8 @@ class TestReqVars(testing.TestCase):
             headers=self.headers))
 
         # NOTE(kgriffs): Call twice to check caching works
-        self.assertEqual(req_noapp.relative_uri, self.relative_uri)
-        self.assertEqual(req_noapp.relative_uri, self.relative_uri)
+        assert req_noapp.relative_uri == self.relative_uri
+        assert req_noapp.relative_uri == self.relative_uri
 
         options = RequestOptions()
         options.strip_url_path_trailing_slash = False
@@ -281,192 +276,195 @@ class TestReqVars(testing.TestCase):
             headers=self.headers),
             options=options)
 
-        self.assertEqual(req_noapp.relative_uri, '/hello/' + '?' + self.qs)
+        assert req_noapp.relative_uri == '/hello/' + '?' + self.qs
 
     def test_client_accepts(self):
         headers = {'Accept': 'application/xml'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('application/xml'))
+        assert req.client_accepts('application/xml')
 
         headers = {'Accept': '*/*'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('application/xml'))
-        self.assertTrue(req.client_accepts('application/json'))
-        self.assertTrue(req.client_accepts('application/x-msgpack'))
+        assert req.client_accepts('application/xml')
+        assert req.client_accepts('application/json')
+        assert req.client_accepts('application/x-msgpack')
 
         headers = {'Accept': 'application/x-msgpack'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts('application/xml'))
-        self.assertFalse(req.client_accepts('application/json'))
-        self.assertTrue(req.client_accepts('application/x-msgpack'))
+        assert not req.client_accepts('application/xml')
+        assert not req.client_accepts('application/json')
+        assert req.client_accepts('application/x-msgpack')
 
         headers = {}  # NOTE(kgriffs): Equivalent to '*/*' per RFC
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('application/xml'))
+        assert req.client_accepts('application/xml')
 
         headers = {'Accept': 'application/json'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts('application/xml'))
+        assert not req.client_accepts('application/xml')
 
         headers = {'Accept': 'application/x-msgpack'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('application/x-msgpack'))
+        assert req.client_accepts('application/x-msgpack')
 
         headers = {'Accept': 'application/xm'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts('application/xml'))
+        assert not req.client_accepts('application/xml')
 
         headers = {'Accept': 'application/*'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('application/json'))
-        self.assertTrue(req.client_accepts('application/xml'))
-        self.assertTrue(req.client_accepts('application/x-msgpack'))
+        assert req.client_accepts('application/json')
+        assert req.client_accepts('application/xml')
+        assert req.client_accepts('application/x-msgpack')
 
         headers = {'Accept': 'text/*'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('text/plain'))
-        self.assertTrue(req.client_accepts('text/csv'))
-        self.assertFalse(req.client_accepts('application/xhtml+xml'))
+        assert req.client_accepts('text/plain')
+        assert req.client_accepts('text/csv')
+        assert not req.client_accepts('application/xhtml+xml')
 
         headers = {'Accept': 'text/*, application/xhtml+xml; q=0.0'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('text/plain'))
-        self.assertTrue(req.client_accepts('text/csv'))
-        self.assertFalse(req.client_accepts('application/xhtml+xml'))
+        assert req.client_accepts('text/plain')
+        assert req.client_accepts('text/csv')
+        assert not req.client_accepts('application/xhtml+xml')
 
         headers = {'Accept': 'text/*; q=0.1, application/xhtml+xml; q=0.5'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('text/plain'))
-        self.assertTrue(req.client_accepts('application/xhtml+xml'))
+        assert req.client_accepts('text/plain')
+        assert req.client_accepts('application/xhtml+xml')
 
         headers = {'Accept': 'text/*,         application/*'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('text/plain'))
-        self.assertTrue(req.client_accepts('application/xml'))
-        self.assertTrue(req.client_accepts('application/json'))
-        self.assertTrue(req.client_accepts('application/x-msgpack'))
+        assert req.client_accepts('text/plain')
+        assert req.client_accepts('application/xml')
+        assert req.client_accepts('application/json')
+        assert req.client_accepts('application/x-msgpack')
 
         headers = {'Accept': 'text/*,application/*'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts('text/plain'))
-        self.assertTrue(req.client_accepts('application/xml'))
-        self.assertTrue(req.client_accepts('application/json'))
-        self.assertTrue(req.client_accepts('application/x-msgpack'))
+        assert req.client_accepts('text/plain')
+        assert req.client_accepts('application/xml')
+        assert req.client_accepts('application/json')
+        assert req.client_accepts('application/x-msgpack')
 
     def test_client_accepts_bogus(self):
         headers = {'Accept': '~'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts('text/plain'))
-        self.assertFalse(req.client_accepts('application/json'))
+        assert not req.client_accepts('text/plain')
+        assert not req.client_accepts('application/json')
 
     def test_client_accepts_props(self):
         headers = {'Accept': 'application/xml'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts_xml)
-        self.assertFalse(req.client_accepts_json)
-        self.assertFalse(req.client_accepts_msgpack)
+        assert req.client_accepts_xml
+        assert not req.client_accepts_json
+        assert not req.client_accepts_msgpack
 
         headers = {'Accept': 'application/*'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts_xml)
-        self.assertTrue(req.client_accepts_json)
-        self.assertTrue(req.client_accepts_msgpack)
+        assert req.client_accepts_xml
+        assert req.client_accepts_json
+        assert req.client_accepts_msgpack
 
         headers = {'Accept': 'application/json'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts_xml)
-        self.assertTrue(req.client_accepts_json)
-        self.assertFalse(req.client_accepts_msgpack)
+        assert not req.client_accepts_xml
+        assert req.client_accepts_json
+        assert not req.client_accepts_msgpack
 
         headers = {'Accept': 'application/x-msgpack'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts_xml)
-        self.assertFalse(req.client_accepts_json)
-        self.assertTrue(req.client_accepts_msgpack)
+        assert not req.client_accepts_xml
+        assert not req.client_accepts_json
+        assert req.client_accepts_msgpack
 
         headers = {'Accept': 'application/msgpack'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertFalse(req.client_accepts_xml)
-        self.assertFalse(req.client_accepts_json)
-        self.assertTrue(req.client_accepts_msgpack)
+        assert not req.client_accepts_xml
+        assert not req.client_accepts_json
+        assert req.client_accepts_msgpack
 
         headers = {
             'Accept': 'application/json,application/xml,application/x-msgpack'
         }
         req = Request(testing.create_environ(headers=headers))
-        self.assertTrue(req.client_accepts_xml)
-        self.assertTrue(req.client_accepts_json)
-        self.assertTrue(req.client_accepts_msgpack)
+        assert req.client_accepts_xml
+        assert req.client_accepts_json
+        assert req.client_accepts_msgpack
 
     def test_client_prefers(self):
         headers = {'Accept': 'application/xml'}
         req = Request(testing.create_environ(headers=headers))
         preferred_type = req.client_prefers(['application/xml'])
-        self.assertEqual(preferred_type, 'application/xml')
+        assert preferred_type == 'application/xml'
 
         headers = {'Accept': '*/*'}
         preferred_type = req.client_prefers(('application/xml',
                                              'application/json'))
 
         # NOTE(kgriffs): If client doesn't care, "prefer" the first one
-        self.assertEqual(preferred_type, 'application/xml')
+        assert preferred_type == 'application/xml'
 
         headers = {'Accept': 'text/*; q=0.1, application/xhtml+xml; q=0.5'}
         req = Request(testing.create_environ(headers=headers))
         preferred_type = req.client_prefers(['application/xhtml+xml'])
-        self.assertEqual(preferred_type, 'application/xhtml+xml')
+        assert preferred_type == 'application/xhtml+xml'
 
         headers = {'Accept': '3p12845j;;;asfd;'}
         req = Request(testing.create_environ(headers=headers))
         preferred_type = req.client_prefers(['application/xhtml+xml'])
-        self.assertEqual(preferred_type, None)
+        assert preferred_type is None
 
     def test_range(self):
         headers = {'Range': 'bytes=10-'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.range, (10, -1))
+        assert req.range == (10, -1)
 
         headers = {'Range': 'bytes=10-20'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.range, (10, 20))
+        assert req.range == (10, 20)
 
         headers = {'Range': 'bytes=-10240'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.range, (-10240, -1))
+        assert req.range == (-10240, -1)
 
         headers = {'Range': 'bytes=0-2'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.range, (0, 2))
+        assert req.range == (0, 2)
 
         headers = {'Range': ''}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPInvalidHeader, lambda: req.range)
+        with pytest.raises(falcon.HTTPInvalidHeader):
+            req.range
 
         req = Request(testing.create_environ())
-        self.assertIs(req.range, None)
+        assert req.range is None
 
     def test_range_unit(self):
         headers = {'Range': 'bytes=10-'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.range, (10, -1))
-        self.assertEqual(req.range_unit, 'bytes')
+        assert req.range == (10, -1)
+        assert req.range_unit == 'bytes'
 
         headers = {'Range': 'items=10-'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.range, (10, -1))
-        self.assertEqual(req.range_unit, 'items')
+        assert req.range == (10, -1)
+        assert req.range_unit == 'items'
 
         headers = {'Range': ''}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPInvalidHeader, lambda: req.range_unit)
+        with pytest.raises(falcon.HTTPInvalidHeader):
+            req.range_unit
 
         req = Request(testing.create_environ())
-        self.assertIs(req.range_unit, None)
+        assert req.range_unit is None
 
     def test_range_invalid(self):
         headers = {'Range': 'bytes=10240'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=-'}
         expected_desc = ('The value provided for the Range header is '
@@ -477,47 +475,58 @@ class TestReqVars(testing.TestCase):
 
         headers = {'Range': 'bytes=--'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=-3-'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=-3-4'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=3-3-4'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=3-3-'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=3-3- '}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=fizbit'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=a-'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=a-3'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=-b'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=3-b'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
+        with pytest.raises(falcon.HTTPBadRequest):
+            req.range
 
         headers = {'Range': 'bytes=x-y'}
         expected_desc = ('The value provided for the Range header is '
@@ -545,19 +554,19 @@ class TestReqVars(testing.TestCase):
 
     def test_missing_attribute_header(self):
         req = Request(testing.create_environ())
-        self.assertEqual(req.range, None)
+        assert req.range is None
 
         req = Request(testing.create_environ())
-        self.assertEqual(req.content_length, None)
+        assert req.content_length is None
 
     def test_content_length(self):
         headers = {'content-length': '5656'}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.content_length, 5656)
+        assert req.content_length == 5656
 
         headers = {'content-length': ''}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(req.content_length, None)
+        assert req.content_length is None
 
     def test_bogus_content_length_nan(self):
         headers = {'content-length': 'fuzzy-bunnies'}
@@ -577,22 +586,22 @@ class TestReqVars(testing.TestCase):
                                  falcon.HTTPInvalidHeader,
                                  'Invalid header value', expected_desc)
 
-    @ddt.data(('Date', 'date'),
-              ('If-Modified-since', 'if_modified_since'),
-              ('If-Unmodified-since', 'if_unmodified_since'),
-              )
-    @ddt.unpack
+    @pytest.mark.parametrize('header,attr', [
+        ('Date', 'date'),
+        ('If-Modified-Since', 'if_modified_since'),
+        ('If-Unmodified-Since', 'if_unmodified_since'),
+    ])
     def test_date(self, header, attr):
         date = datetime.datetime(2013, 4, 4, 5, 19, 18)
         date_str = 'Thu, 04 Apr 2013 05:19:18 GMT'
 
         self._test_header_expected_value(header, date_str, attr, date)
 
-    @ddt.data(('Date', 'date'),
-              ('If-Modified-Since', 'if_modified_since'),
-              ('If-Unmodified-Since', 'if_unmodified_since'),
-              )
-    @ddt.unpack
+    @pytest.mark.parametrize('header,attr', [
+        ('Date', 'date'),
+        ('If-Modified-Since', 'if_modified_since'),
+        ('If-Unmodified-Since', 'if_unmodified_since'),
+    ])
     def test_date_invalid(self, header, attr):
 
         # Date formats don't conform to RFC 1123
@@ -612,10 +621,10 @@ class TestReqVars(testing.TestCase):
                                  'Invalid header value',
                                  expected_desc.format(header))
 
-    @ddt.data('date', 'if_modified_since', 'if_unmodified_since')
+    @pytest.mark.parametrize('attr', ('date', 'if_modified_since', 'if_unmodified_since'))
     def test_date_missing(self, attr):
         req = Request(testing.create_environ())
-        self.assertIs(getattr(req, attr), None)
+        assert getattr(req, attr) is None
 
     def test_attribute_headers(self):
         hash = 'fa0d1a60ef6616bb28038515c8ea4cb2'
@@ -642,24 +651,24 @@ class TestReqVars(testing.TestCase):
         self._test_attribute_header('Referer', referer, 'referer')
 
     def test_method(self):
-        self.assertEqual(self.req.method, 'GET')
+        assert self.req.method == 'GET'
 
         self.req = Request(testing.create_environ(path='', method='HEAD'))
-        self.assertEqual(self.req.method, 'HEAD')
+        assert self.req.method == 'HEAD'
 
     def test_empty_path(self):
         self.req = Request(testing.create_environ(path=''))
-        self.assertEqual(self.req.path, '/')
+        assert self.req.path == '/'
 
     def test_content_type_method(self):
-        self.assertEqual(self.req.get_header('content-type'), 'text/plain')
+        assert self.req.get_header('content-type') == 'text/plain'
 
     def test_content_length_method(self):
-        self.assertEqual(self.req.get_header('content-length'), '4829')
+        assert self.req.get_header('content-length') == '4829'
 
     # TODO(kgriffs): Migrate to pytest and parametrized fixtures
     # to DRY things up a bit.
-    @ddt.data(*_PROTOCOLS)
+    @pytest.mark.parametrize('protocol', _PROTOCOLS)
     def test_port_explicit(self, protocol):
         port = 9000
         req = Request(testing.create_environ(
@@ -670,9 +679,9 @@ class TestReqVars(testing.TestCase):
             query_string=self.qs,
             headers=self.headers))
 
-        self.assertEqual(req.port, port)
+        assert req.port == port
 
-    @ddt.data(*_PROTOCOLS)
+    @pytest.mark.parametrize('protocol', _PROTOCOLS)
     def test_scheme_https(self, protocol):
         scheme = 'https'
         req = Request(testing.create_environ(
@@ -683,10 +692,10 @@ class TestReqVars(testing.TestCase):
             query_string=self.qs,
             headers=self.headers))
 
-        self.assertEqual(req.scheme, scheme)
-        self.assertEqual(req.port, 443)
+        assert req.scheme == scheme
+        assert req.port == 443
 
-    @ddt.data(*_PROTOCOLS)
+    @pytest.mark.parametrize('protocol', _PROTOCOLS)
     def test_scheme_http(self, protocol):
         scheme = 'http'
         req = Request(testing.create_environ(
@@ -697,10 +706,10 @@ class TestReqVars(testing.TestCase):
             query_string=self.qs,
             headers=self.headers))
 
-        self.assertEqual(req.scheme, scheme)
-        self.assertEqual(req.port, 80)
+        assert req.scheme == scheme
+        assert req.port == 80
 
-    @ddt.data(*_PROTOCOLS)
+    @pytest.mark.parametrize('protocol', _PROTOCOLS)
     def test_netloc_default_port(self, protocol):
         req = Request(testing.create_environ(
             protocol=protocol,
@@ -709,9 +718,9 @@ class TestReqVars(testing.TestCase):
             query_string=self.qs,
             headers=self.headers))
 
-        self.assertEqual(req.netloc, 'falconframework.org')
+        assert req.netloc == 'falconframework.org'
 
-    @ddt.data(*_PROTOCOLS)
+    @pytest.mark.parametrize('protocol', _PROTOCOLS)
     def test_netloc_nondefault_port(self, protocol):
         req = Request(testing.create_environ(
             protocol=protocol,
@@ -721,9 +730,9 @@ class TestReqVars(testing.TestCase):
             query_string=self.qs,
             headers=self.headers))
 
-        self.assertEqual(req.netloc, 'falconframework.org:8080')
+        assert req.netloc == 'falconframework.org:8080'
 
-    @ddt.data(*_PROTOCOLS)
+    @pytest.mark.parametrize('protocol', _PROTOCOLS)
     def test_netloc_from_env(self, protocol):
         port = 9000
         host = 'example.org'
@@ -738,8 +747,8 @@ class TestReqVars(testing.TestCase):
 
         req = Request(env)
 
-        self.assertEqual(req.port, port)
-        self.assertEqual(req.netloc, '{0}:{1}'.format(host, port))
+        assert req.port == port
+        assert req.netloc == '{0}:{1}'.format(host, port)
 
     # -------------------------------------------------------------------------
     # Helpers
@@ -748,15 +757,15 @@ class TestReqVars(testing.TestCase):
     def _test_attribute_header(self, name, value, attr, default=None):
         headers = {name: value}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(getattr(req, attr), value)
+        assert getattr(req, attr) == value
 
         req = Request(testing.create_environ())
-        self.assertEqual(getattr(req, attr), default)
+        assert getattr(req, attr) == default
 
     def _test_header_expected_value(self, name, value, attr, expected_value):
         headers = {name: value}
         req = Request(testing.create_environ(headers=headers))
-        self.assertEqual(getattr(req, attr), expected_value)
+        assert getattr(req, attr) == expected_value
 
     def _test_error_details(self, headers, attr_name,
                             error_type, title, description):
@@ -764,7 +773,7 @@ class TestReqVars(testing.TestCase):
 
         try:
             getattr(req, attr_name)
-            self.fail('{0} not raised'.format(error_type.__name__))
+            pytest.fail('{0} not raised'.format(error_type.__name__))
         except error_type as ex:
-            self.assertEqual(ex.title, title)
-            self.assertEqual(ex.description, description)
+            assert ex.title == title
+            assert ex.description == description

tests/test_request_body.py

@@ -1,68 +1,88 @@
 import io
+from wsgiref.validate import InputWrapper
+
+import pytest
 
 import falcon
 from falcon import request_helpers
+import falcon.request
 import falcon.testing as testing
 
 SIZE_1_KB = 1024
 
 
-class TestRequestBody(testing.TestBase):
+@pytest.fixture
+def resource():
+    return testing.TestResource()
 
-    def before(self):
-        self.resource = testing.TestResource()
-        self.api.add_route('/', self.resource)
 
-    def test_empty_body(self):
-        self.simulate_request('/', body='')
-        stream = self.resource.req.stream
+@pytest.fixture
+def client():
+    app = falcon.API()
+    return testing.TestClient(app)
 
-        stream.seek(0, 2)
-        self.assertEqual(stream.tell(), 0)
 
-    def test_tiny_body(self):
+class TestRequestBody(object):
+    def _get_wrapped_stream(self, req):
+        # Getting wrapped wsgi.input:
+        stream = req.stream
+        if isinstance(stream, request_helpers.BoundedStream):
+            stream = stream.stream
+        if isinstance(stream, InputWrapper):
+            stream = stream.input
+        if isinstance(stream, io.BytesIO):
+            return stream
+
+    def test_empty_body(self, client, resource):
+        client.app.add_route('/', resource)
+        client.simulate_request(path='/', body='')
+        stream = self._get_wrapped_stream(resource.req)
+        assert stream.tell() == 0
+
+    def test_tiny_body(self, client, resource):
+        client.app.add_route('/', resource)
         expected_body = '.'
-        self.simulate_request('', body=expected_body)
-        stream = self.resource.req.stream
+        client.simulate_request(path='/', body=expected_body)
+        stream = self._get_wrapped_stream(resource.req)
 
         actual_body = stream.read(1)
-        self.assertEqual(actual_body, expected_body.encode('utf-8'))
+        assert actual_body == expected_body.encode('utf-8')
 
-        stream.seek(0, 2)
-        self.assertEqual(stream.tell(), 1)
+        assert stream.tell() == 1
 
-    def test_tiny_body_overflow(self):
+    def test_tiny_body_overflow(self, client, resource):
+        client.app.add_route('/', resource)
         expected_body = '.'
-        self.simulate_request('', body=expected_body)
-        stream = self.resource.req.stream
+        client.simulate_request(path='/', body=expected_body)
+        stream = self._get_wrapped_stream(resource.req)
 
         # Read too many bytes; shouldn't block
         actual_body = stream.read(len(expected_body) + 1)
-        self.assertEqual(actual_body, expected_body.encode('utf-8'))
+        assert actual_body == expected_body.encode('utf-8')
 
-    def test_read_body(self):
+    def test_read_body(self, client, resource):
+        client.app.add_route('/', resource)
         expected_body = testing.rand_string(SIZE_1_KB / 2, SIZE_1_KB)
         expected_len = len(expected_body)
         headers = {'Content-Length': str(expected_len)}
 
-        self.simulate_request('', body=expected_body, headers=headers)
+        client.simulate_request(path='/', body=expected_body, headers=headers)
 
-        content_len = self.resource.req.get_header('content-length')
-        self.assertEqual(content_len, str(expected_len))
+        content_len = resource.req.get_header('content-length')
+        assert content_len == str(expected_len)
 
-        stream = self.resource.req.stream
+        stream = self._get_wrapped_stream(resource.req)
 
         actual_body = stream.read()
-        self.assertEqual(actual_body, expected_body.encode('utf-8'))
+        assert actual_body == expected_body.encode('utf-8')
 
         stream.seek(0, 2)
-        self.assertEqual(stream.tell(), expected_len)
+        assert stream.tell() == expected_len
 
-        self.assertEqual(stream.tell(), expected_len)
+        assert stream.tell() == expected_len
 
     def test_bounded_stream_property_empty_body(self):
         """Test that we can get a bounded stream outside of wsgiref."""
-
         environ = testing.create_environ()
         req = falcon.Request(environ)
 
@@ -73,7 +93,7 @@ class TestRequestBody(testing.TestBase):
         # coverage of the property implementation.
         assert bounded_stream is req.bounded_stream
         data = bounded_stream.read()
-        self.assertEqual(len(data), 0)
+        assert len(data) == 0
 
     def test_body_stream_wrapper(self):
         data = testing.rand_string(SIZE_1_KB / 2, SIZE_1_KB)
@@ -91,15 +111,15 @@ class TestRequestBody(testing.TestBase):
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.read(), expected_body)
+        assert body.read() == expected_body
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.read(2), expected_body[0:2])
+        assert body.read(2) == expected_body[0:2]
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.read(expected_len + 1), expected_body)
+        assert body.read(expected_len + 1) == expected_body
 
         # NOTE(kgriffs): Test that reading past the end does not
         # hang, but returns the empty string.
@@ -107,43 +127,43 @@ class TestRequestBody(testing.TestBase):
         body = request_helpers.Body(stream, expected_len)
         for i in range(expected_len + 1):
             expected_value = expected_body[i:i + 1] if i < expected_len else b''
-            self.assertEqual(body.read(1), expected_value)
+            assert body.read(1) == expected_value
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.readline(), expected_lines[0])
+        assert body.readline() == expected_lines[0]
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.readline(-1), expected_lines[0])
+        assert body.readline(-1) == expected_lines[0]
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.readline(expected_len + 1), expected_lines[0])
+        assert body.readline(expected_len + 1) == expected_lines[0]
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.readlines(), expected_lines)
+        assert body.readlines() == expected_lines
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.readlines(-1), expected_lines)
+        assert body.readlines(-1) == expected_lines
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(body.readlines(expected_len + 1), expected_lines)
+        assert body.readlines(expected_len + 1) == expected_lines
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
-        self.assertEqual(next(body), expected_lines[0])
+        assert next(body) == expected_lines[0]
 
         stream = io.BytesIO(expected_body)
         body = request_helpers.Body(stream, expected_len)
         for i, line in enumerate(body):
-            self.assertEqual(line, expected_lines[i])
+            assert line == expected_lines[i]
 
     def test_request_repr(self):
         environ = testing.create_environ()
         req = falcon.Request(environ)
         _repr = '<%s: %s %r>' % (req.__class__.__name__, req.method, req.url)
-        self.assertEquals(req.__repr__(), _repr)
+        assert req.__repr__() == _repr

tests/test_request_context.py

@@ -1,13 +1,15 @@
+import pytest
+
 from falcon.request import Request
 import falcon.testing as testing
 
 
-class TestRequestContext(testing.TestBase):
+class TestRequestContext(object):
 
     def test_default_request_context(self):
         env = testing.create_environ()
         req = Request(env)
-        self.assertIsInstance(req.context, dict)
+        assert isinstance(req.context, dict)
 
     def test_custom_request_context(self):
 
@@ -20,7 +22,7 @@ class TestRequestContext(testing.TestBase):
 
         env = testing.create_environ()
         req = MyCustomRequest(env)
-        self.assertIsInstance(req.context, MyCustomContextType)
+        assert isinstance(req.context, MyCustomContextType)
 
     def test_custom_request_context_failure(self):
 
@@ -29,7 +31,8 @@ class TestRequestContext(testing.TestBase):
             context_type = False
 
         env = testing.create_environ()
-        self.assertRaises(TypeError, MyCustomRequest, env)
+        with pytest.raises(TypeError):
+            MyCustomRequest(env)
 
     def test_custom_request_context_request_access(self):
 
@@ -42,5 +45,5 @@ class TestRequestContext(testing.TestBase):
 
         env = testing.create_environ()
         req = MyCustomRequest(env)
-        self.assertIsInstance(req.context, dict)
-        self.assertEqual(req.context['uri'], req.uri)
+        assert isinstance(req.context, dict)
+        assert req.context['uri'] == req.uri

tests/test_response_body.py

@@ -1,9 +1,8 @@
 
 import falcon
-import falcon.testing as testing
 
 
-class TestResponseBody(testing.TestBase):
+class TestResponseBody(object):
 
     def test_append_body(self):
         text = 'Hello beautiful world! '
@@ -14,9 +13,9 @@ class TestResponseBody(testing.TestBase):
             resp.body += token
             resp.body += ' '
 
-        self.assertEqual(resp.body, text)
+        assert resp.body == text
 
     def test_response_repr(self):
         resp = falcon.Response()
         _repr = '<%s: %s>' % (resp.__class__.__name__, resp.status)
-        self.assertEqual(resp.__repr__(), _repr)
+        assert resp.__repr__() == _repr

tests/test_response_context.py

@@ -1,12 +1,13 @@
+import pytest
+
 from falcon import Response
-import falcon.testing as testing
 
 
-class TestRequestContext(testing.TestBase):
+class TestRequestContext(object):
 
     def test_default_response_context(self):
         resp = Response()
-        self.assertIsInstance(resp.context, dict)
+        assert isinstance(resp.context, dict)
 
     def test_custom_response_context(self):
 
@@ -17,14 +18,15 @@ class TestRequestContext(testing.TestBase):
             context_type = MyCustomContextType
 
         resp = MyCustomResponse()
-        self.assertIsInstance(resp.context, MyCustomContextType)
+        assert isinstance(resp.context, MyCustomContextType)
 
     def test_custom_response_context_failure(self):
 
         class MyCustomResponse(Response):
             context_type = False
 
-        self.assertRaises(TypeError, MyCustomResponse)
+        with pytest.raises(TypeError):
+            MyCustomResponse()
 
     def test_custom_response_context_factory(self):
 
@@ -35,5 +37,5 @@ class TestRequestContext(testing.TestBase):
             context_type = create_context
 
         resp = MyCustomResponse()
-        self.assertIsInstance(resp.context, dict)
-        self.assertIs(resp.context['resp'], resp)
+        assert isinstance(resp.context, dict)
+        assert resp.context['resp'] is resp

tests/test_sinks.py

@@ -1,5 +1,7 @@
 import re
 
+import pytest
+
 import falcon
 import falcon.testing as testing
 
@@ -27,90 +29,102 @@ class BookCollection(testing.TestResource):
     pass
 
 
-class TestDefaultRouting(testing.TestBase):
+@pytest.fixture
+def resource():
+    return BookCollection()
 
-    def before(self):
-        self.sink = Sink()
-        self.resource = BookCollection()
 
-    def test_single_default_pattern(self):
-        self.api.add_sink(self.sink)
+@pytest.fixture
+def sink():
+    return Sink()
 
-        self.simulate_request('/')
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
 
-    def test_single_simple_pattern(self):
-        self.api.add_sink(self.sink, r'/foo')
+@pytest.fixture
+def client():
+    app = falcon.API()
+    return testing.TestClient(app)
 
-        self.simulate_request('/foo/bar')
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
 
-    def test_single_compiled_pattern(self):
-        self.api.add_sink(self.sink, re.compile(r'/foo'))
+class TestDefaultRouting(object):
 
-        self.simulate_request('/foo/bar')
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
+    def test_single_default_pattern(self, client, sink, resource):
+        client.app.add_sink(sink)
 
-        self.simulate_request('/auth')
-        self.assertEqual(self.srmock.status, falcon.HTTP_404)
+        response = client.simulate_request(path='/')
+        assert response.status == falcon.HTTP_503
 
-    def test_named_groups(self):
-        self.api.add_sink(self.sink, r'/user/(?P<id>\d+)')
+    def test_single_simple_pattern(self, client, sink, resource):
+        client.app.add_sink(sink, r'/foo')
 
-        self.simulate_request('/user/309')
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
-        self.assertEqual(self.sink.kwargs['id'], '309')
+        response = client.simulate_request(path='/foo/bar')
+        assert response.status == falcon.HTTP_503
 
-        self.simulate_request('/user/sally')
-        self.assertEqual(self.srmock.status, falcon.HTTP_404)
+    def test_single_compiled_pattern(self, client, sink, resource):
+        client.app.add_sink(sink, re.compile(r'/foo'))
 
-    def test_multiple_patterns(self):
-        self.api.add_sink(self.sink, r'/foo')
-        self.api.add_sink(sink_too, r'/foo')  # Last duplicate wins
+        response = client.simulate_request(path='/foo/bar')
+        assert response.status == falcon.HTTP_503
 
-        self.api.add_sink(self.sink, r'/katza')
+        response = client.simulate_request(path='/auth')
+        assert response.status == falcon.HTTP_404
 
-        self.simulate_request('/foo/bar')
-        self.assertEqual(self.srmock.status, falcon.HTTP_781)
+    def test_named_groups(self, client, sink, resource):
+        client.app.add_sink(sink, r'/user/(?P<id>\d+)')
 
-        self.simulate_request('/katza')
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
+        response = client.simulate_request(path='/user/309')
+        assert response.status == falcon.HTTP_503
+        assert sink.kwargs['id'] == '309'
 
-    def test_with_route(self):
-        self.api.add_route('/books', self.resource)
-        self.api.add_sink(self.sink, '/proxy')
+        response = client.simulate_request(path='/user/sally')
+        assert response.status == falcon.HTTP_404
 
-        self.simulate_request('/proxy/books')
-        self.assertFalse(self.resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
+    def test_multiple_patterns(self, client, sink, resource):
+        client.app.add_sink(sink, r'/foo')
+        client.app.add_sink(sink_too, r'/foo')  # Last duplicate wins
 
-        self.simulate_request('/books')
-        self.assertTrue(self.resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        client.app.add_sink(sink, r'/katza')
 
-    def test_route_precedence(self):
+        response = client.simulate_request(path='/foo/bar')
+        assert response.status == falcon.HTTP_781
+
+        response = client.simulate_request(path='/katza')
+        assert response.status == falcon.HTTP_503
+
+    def test_with_route(self, client, sink, resource):
+        client.app.add_route('/books', resource)
+        client.app.add_sink(sink, '/proxy')
+
+        response = client.simulate_request(path='/proxy/books')
+        assert not resource.called
+        assert response.status == falcon.HTTP_503
+
+        response = client.simulate_request(path='/books')
+        assert resource.called
+        assert response.status == falcon.HTTP_200
+
+    def test_route_precedence(self, client, sink, resource):
         # NOTE(kgriffs): In case of collision, the route takes precedence.
-        self.api.add_route('/books', self.resource)
-        self.api.add_sink(self.sink, '/books')
+        client.app.add_route('/books', resource)
+        client.app.add_sink(sink, '/books')
 
-        self.simulate_request('/books')
-        self.assertTrue(self.resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        response = client.simulate_request(path='/books')
+        assert resource.called
+        assert response.status == falcon.HTTP_200
 
-    def test_route_precedence_with_id(self):
+    def test_route_precedence_with_id(self, client, sink, resource):
         # NOTE(kgriffs): In case of collision, the route takes precedence.
-        self.api.add_route('/books/{id}', self.resource)
-        self.api.add_sink(self.sink, '/books')
+        client.app.add_route('/books/{id}', resource)
+        client.app.add_sink(sink, '/books')
 
-        self.simulate_request('/books')
-        self.assertFalse(self.resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_503)
+        response = client.simulate_request(path='/books')
+        assert not resource.called
+        assert response.status == falcon.HTTP_503
 
-    def test_route_precedence_with_both_id(self):
+    def test_route_precedence_with_both_id(self, client, sink, resource):
         # NOTE(kgriffs): In case of collision, the route takes precedence.
-        self.api.add_route('/books/{id}', self.resource)
-        self.api.add_sink(self.sink, '/books/\d+')
+        client.app.add_route('/books/{id}', resource)
+        client.app.add_sink(sink, '/books/\d+')
 
-        self.simulate_request('/books/123')
-        self.assertTrue(self.resource.called)
-        self.assertEqual(self.srmock.status, falcon.HTTP_200)
+        response = client.simulate_request(path='/books/123')
+        assert resource.called
+        assert response.status == falcon.HTTP_200

tests/test_slots.py

@@ -1,8 +1,10 @@
+import pytest
+
 from falcon import Request, Response
 import falcon.testing as testing
 
 
-class TestSlots(testing.TestBase):
+class TestSlots(object):
 
     def test_slots_request(self):
         env = testing.create_environ()
@@ -11,7 +13,7 @@ class TestSlots(testing.TestBase):
         try:
             req.doesnt = 'exist'
         except AttributeError:
-            self.fail('Unable to add additional variables dynamically')
+            pytest.fail('Unable to add additional variables dynamically')
 
     def test_slots_response(self):
         resp = Response()
@@ -19,4 +21,4 @@ class TestSlots(testing.TestBase):
         try:
             resp.doesnt = 'exist'
         except AttributeError:
-            self.fail('Unable to add additional variables dynamically')
+            pytest.fail('Unable to add additional variables dynamically')

tests/test_uri_templates_legacy.py

@@ -1,107 +1,108 @@
-import ddt
+import pytest
 
 import falcon
 from falcon import routing
-import falcon.testing as testing
 
 
-@ddt.ddt
-class TestUriTemplates(testing.TestBase):
+class TestUriTemplates(object):
 
-    @ddt.data(42, falcon.API)
+    @pytest.mark.parametrize('value', (42, falcon.API))
     def test_string_type_required(self, value):
-        self.assertRaises(TypeError, routing.compile_uri_template, value)
+        with pytest.raises(TypeError):
+            routing.compile_uri_template(value)
 
-    @ddt.data('this', 'this/that')
+    @pytest.mark.parametrize('value', ('this', 'this/that'))
     def test_template_must_start_with_slash(self, value):
-        self.assertRaises(ValueError, routing.compile_uri_template, value)
+        with pytest.raises(ValueError):
+            routing.compile_uri_template(value)
 
-    @ddt.data('//', 'a//', '//b', 'a//b', 'a/b//', 'a/b//c')
+    @pytest.mark.parametrize('value', ('//', 'a//', '//b', 'a//b', 'a/b//', 'a/b//c'))
     def test_template_may_not_contain_double_slash(self, value):
-        self.assertRaises(ValueError, routing.compile_uri_template, value)
+        with pytest.raises(ValueError):
+            routing.compile_uri_template(value)
 
     def test_root(self):
         fields, pattern = routing.compile_uri_template('/')
-        self.assertFalse(fields)
-        self.assertFalse(pattern.match('/x'))
+        assert not fields
+        assert not pattern.match('/x')
 
         result = pattern.match('/')
-        self.assertTrue(result)
-        self.assertFalse(result.groupdict())
+        assert result
+        assert not result.groupdict()
 
-    @ddt.data('/hello', '/hello/world', '/hi/there/how/are/you')
+    @pytest.mark.parametrize('path', ('/hello', '/hello/world', '/hi/there/how/are/you'))
     def test_no_fields(self, path):
         fields, pattern = routing.compile_uri_template(path)
-        self.assertFalse(fields)
-        self.assertFalse(pattern.match(path[:-1]))
+        assert not fields
+        assert not pattern.match(path[:-1])
 
         result = pattern.match(path)
-        self.assertTrue(result)
-        self.assertFalse(result.groupdict())
+        assert result
+        assert not result.groupdict()
 
     def test_one_field(self):
         fields, pattern = routing.compile_uri_template('/{name}')
-        self.assertEqual(fields, set(['name']))
+        assert fields == set(['name'])
 
         result = pattern.match('/Kelsier')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'name': 'Kelsier'})
+        assert result
+        assert result.groupdict() == {'name': 'Kelsier'}
 
         fields, pattern = routing.compile_uri_template('/character/{name}')
-        self.assertEqual(fields, set(['name']))
+        assert fields == set(['name'])
 
         result = pattern.match('/character/Kelsier')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'name': 'Kelsier'})
+        assert result
+        assert result.groupdict() == {'name': 'Kelsier'}
 
         fields, pattern = routing.compile_uri_template('/character/{name}/profile')
-        self.assertEqual(fields, set(['name']))
+        assert fields == set(['name'])
 
-        self.assertFalse(pattern.match('/character'))
-        self.assertFalse(pattern.match('/character/Kelsier'))
-        self.assertFalse(pattern.match('/character/Kelsier/'))
+        assert not pattern.match('/character')
+        assert not pattern.match('/character/Kelsier')
+        assert not pattern.match('/character/Kelsier/')
 
         result = pattern.match('/character/Kelsier/profile')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'name': 'Kelsier'})
+        assert result
+        assert result.groupdict() == {'name': 'Kelsier'}
 
     def test_one_field_with_digits(self):
         fields, pattern = routing.compile_uri_template('/{name123}')
-        self.assertEqual(fields, set(['name123']))
+        assert fields == set(['name123'])
 
         result = pattern.match('/Kelsier')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'name123': 'Kelsier'})
+        assert result
+        assert result.groupdict() == {'name123': 'Kelsier'}
 
     def test_one_field_with_prefixed_digits(self):
         fields, pattern = routing.compile_uri_template('/{37signals}')
-        self.assertEqual(fields, set())
+        assert fields == set()
 
         result = pattern.match('/s2n')
-        self.assertFalse(result)
+        assert not result
 
-    @ddt.data('', '/')
+    @pytest.mark.parametrize('postfix', ('', '/'))
     def test_two_fields(self, postfix):
         path = '/book/{book_id}/characters/{n4m3}' + postfix
         fields, pattern = routing.compile_uri_template(path)
-        self.assertEqual(fields, set(['n4m3', 'book_id']))
+        assert fields == set(['n4m3', 'book_id'])
 
         result = pattern.match('/book/0765350386/characters/Vin')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'n4m3': 'Vin', 'book_id': '0765350386'})
+        assert result
+        assert result.groupdict() == {'n4m3': 'Vin', 'book_id': '0765350386'}
 
     def test_three_fields(self):
         fields, pattern = routing.compile_uri_template('/{a}/{b}/x/{c}')
-        self.assertEqual(fields, set('abc'))
+        assert fields == set('abc')
 
         result = pattern.match('/one/2/x/3')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'a': 'one', 'b': '2', 'c': '3'})
+        assert result
+        assert result.groupdict() == {'a': 'one', 'b': '2', 'c': '3'}
 
     def test_malformed_field(self):
         fields, pattern = routing.compile_uri_template('/{a}/{1b}/x/{c}')
-        self.assertEqual(fields, set('ac'))
+        assert fields == set('ac')
 
         result = pattern.match('/one/{1b}/x/3')
-        self.assertTrue(result)
-        self.assertEqual(result.groupdict(), {'a': 'one', 'c': '3'})
+        assert result
+        assert result.groupdict() == {'a': 'one', 'c': '3'}

tests/test_utils.py

@@ -10,7 +10,6 @@ import random
 
 import pytest
 import six
-import testtools
 
 import falcon
 from falcon import testing
@@ -27,10 +26,9 @@ def _arbitrary_uris(count, length):
     )
 
 
-class TestFalconUtils(testtools.TestCase):
+class TestFalconUtils(object):
 
-    def setUp(self):
-        super(TestFalconUtils, self).setUp()
+    def setup_method(self, method):
         # NOTE(cabrera): for DRYness - used in uri.[de|en]code tests
         # below.
         self.uris = _arbitrary_uris(count=100, length=32)
@@ -55,73 +53,56 @@ class TestFalconUtils(testtools.TestCase):
         delta = actual - expected
         delta_sec = abs(delta.days * 86400 + delta.seconds)
 
-        self.assertLessEqual(delta_sec, 1)
+        assert delta_sec <= 1
 
     def test_dt_to_http(self):
-        self.assertEqual(
-            falcon.dt_to_http(datetime(2013, 4, 4)),
-            'Thu, 04 Apr 2013 00:00:00 GMT')
+        assert falcon.dt_to_http(datetime(2013, 4, 4)) == 'Thu, 04 Apr 2013 00:00:00 GMT'
 
-        self.assertEqual(
-            falcon.dt_to_http(datetime(2013, 4, 4, 10, 28, 54)),
-            'Thu, 04 Apr 2013 10:28:54 GMT')
+        assert falcon.dt_to_http(
+            datetime(2013, 4, 4, 10, 28, 54)
+        ) == 'Thu, 04 Apr 2013 10:28:54 GMT'
 
     def test_http_date_to_dt(self):
-        self.assertEqual(
-            falcon.http_date_to_dt('Thu, 04 Apr 2013 00:00:00 GMT'),
-            datetime(2013, 4, 4))
+        assert falcon.http_date_to_dt('Thu, 04 Apr 2013 00:00:00 GMT') == datetime(2013, 4, 4)
 
-        self.assertEqual(
-            falcon.http_date_to_dt('Thu, 04 Apr 2013 10:28:54 GMT'),
-            datetime(2013, 4, 4, 10, 28, 54))
+        assert falcon.http_date_to_dt(
+            'Thu, 04 Apr 2013 10:28:54 GMT'
+        ) == datetime(2013, 4, 4, 10, 28, 54)
 
-        self.assertRaises(
-            ValueError,
-            falcon.http_date_to_dt, 'Thu, 04-Apr-2013 10:28:54 GMT')
+        with pytest.raises(ValueError):
+            falcon.http_date_to_dt('Thu, 04-Apr-2013 10:28:54 GMT')
 
-        self.assertEqual(
-            falcon.http_date_to_dt('Thu, 04-Apr-2013 10:28:54 GMT',
-                                   obs_date=True),
-            datetime(2013, 4, 4, 10, 28, 54))
+        assert falcon.http_date_to_dt(
+            'Thu, 04-Apr-2013 10:28:54 GMT', obs_date=True
+        ) == datetime(2013, 4, 4, 10, 28, 54)
 
-        self.assertRaises(
-            ValueError,
-            falcon.http_date_to_dt, 'Sun Nov  6 08:49:37 1994')
+        with pytest.raises(ValueError):
+            falcon.http_date_to_dt('Sun Nov  6 08:49:37 1994')
 
-        self.assertRaises(
-            ValueError,
-            falcon.http_date_to_dt, 'Nov  6 08:49:37 1994', obs_date=True)
+        with pytest.raises(ValueError):
+            falcon.http_date_to_dt('Nov  6 08:49:37 1994', obs_date=True)
 
-        self.assertEqual(
-            falcon.http_date_to_dt('Sun Nov  6 08:49:37 1994', obs_date=True),
-            datetime(1994, 11, 6, 8, 49, 37))
+        assert falcon.http_date_to_dt(
+            'Sun Nov  6 08:49:37 1994', obs_date=True
+        ) == datetime(1994, 11, 6, 8, 49, 37)
 
-        self.assertEqual(
-            falcon.http_date_to_dt('Sunday, 06-Nov-94 08:49:37 GMT',
-                                   obs_date=True),
-            datetime(1994, 11, 6, 8, 49, 37))
+        assert falcon.http_date_to_dt(
+            'Sunday, 06-Nov-94 08:49:37 GMT', obs_date=True
+        ) == datetime(1994, 11, 6, 8, 49, 37)
 
     def test_pack_query_params_none(self):
-        self.assertEqual(
-            falcon.to_query_str({}),
-            '')
+        assert falcon.to_query_str({}) == ''
 
     def test_pack_query_params_one(self):
-        self.assertEqual(
-            falcon.to_query_str({'limit': 10}),
-            '?limit=10')
+        assert falcon.to_query_str({'limit': 10}) == '?limit=10'
 
-        self.assertEqual(
-            falcon.to_query_str({'things': [1, 2, 3]}),
-            '?things=1,2,3')
+        assert falcon.to_query_str(
+            {'things': [1, 2, 3]}) == '?things=1,2,3'
 
-        self.assertEqual(
-            falcon.to_query_str({'things': ['a']}),
-            '?things=a')
+        assert falcon.to_query_str({'things': ['a']}) == '?things=a'
 
-        self.assertEqual(
-            falcon.to_query_str({'things': ['a', 'b']}),
-            '?things=a,b')
+        assert falcon.to_query_str(
+            {'things': ['a', 'b']}) == '?things=a,b'
 
         expected = ('?things=a&things=b&things=&things=None'
                     '&things=true&things=false&things=0')
@@ -131,7 +112,7 @@ class TestFalconUtils(testtools.TestCase):
             comma_delimited_lists=False
         )
 
-        self.assertEqual(actual, expected)
+        assert actual == expected
 
     def test_pack_query_params_several(self):
         garbage_in = {
@@ -157,76 +138,73 @@ class TestFalconUtils(testtools.TestCase):
             'y': '0.2',
             'doit': 'false'}
 
-        self.assertEqual(expected, garbage_out)
+        assert expected == garbage_out
 
     def test_uri_encode(self):
         url = 'http://example.com/v1/fizbit/messages?limit=3&echo=true'
-        self.assertEqual(uri.encode(url), url)
+        assert uri.encode(url) == url
 
         url = 'http://example.com/v1/fiz bit/messages'
         expected = 'http://example.com/v1/fiz%20bit/messages'
-        self.assertEqual(uri.encode(url), expected)
+        assert uri.encode(url) == expected
 
         url = u'http://example.com/v1/fizbit/messages?limit=3&e\u00e7ho=true'
         expected = ('http://example.com/v1/fizbit/messages'
                     '?limit=3&e%C3%A7ho=true')
-        self.assertEqual(uri.encode(url), expected)
+        assert uri.encode(url) == expected
 
     def test_uri_encode_double(self):
         url = 'http://example.com/v1/fiz bit/messages'
         expected = 'http://example.com/v1/fiz%20bit/messages'
-        self.assertEqual(uri.encode(uri.encode(url)), expected)
+        assert uri.encode(uri.encode(url)) == expected
 
         url = u'http://example.com/v1/fizbit/messages?limit=3&e\u00e7ho=true'
         expected = ('http://example.com/v1/fizbit/messages'
                     '?limit=3&e%C3%A7ho=true')
-        self.assertEqual(uri.encode(uri.encode(url)), expected)
+        assert uri.encode(uri.encode(url)) == expected
 
         url = 'http://example.com/v1/fiz%bit/mess%ages/%'
         expected = 'http://example.com/v1/fiz%25bit/mess%25ages/%25'
-        self.assertEqual(uri.encode(uri.encode(url)), expected)
+        assert uri.encode(uri.encode(url)) == expected
 
         url = 'http://example.com/%%'
         expected = 'http://example.com/%25%25'
-        self.assertEqual(uri.encode(uri.encode(url)), expected)
+        assert uri.encode(uri.encode(url)) == expected
 
         # NOTE(kgriffs): Specific example cited in GH issue
         url = 'http://something?redirect_uri=http%3A%2F%2Fsite'
-        self.assertEqual(uri.encode(url), url)
+        assert uri.encode(url) == url
 
         hex_digits = 'abcdefABCDEF0123456789'
         for c1 in hex_digits:
             for c2 in hex_digits:
                 url = 'http://example.com/%' + c1 + c2
                 encoded = uri.encode(uri.encode(url))
-                self.assertEqual(encoded, url)
+                assert encoded == url
 
     def test_uri_encode_value(self):
-        self.assertEqual(uri.encode_value('abcd'), 'abcd')
-        self.assertEqual(uri.encode_value(u'abcd'), u'abcd')
-        self.assertEqual(uri.encode_value(u'ab cd'), u'ab%20cd')
-        self.assertEqual(uri.encode_value(u'\u00e7'), '%C3%A7')
-        self.assertEqual(uri.encode_value(u'\u00e7\u20ac'),
-                         '%C3%A7%E2%82%AC')
-        self.assertEqual(uri.encode_value('ab/cd'), 'ab%2Fcd')
-        self.assertEqual(uri.encode_value('ab+cd=42,9'),
-                         'ab%2Bcd%3D42%2C9')
+        assert uri.encode_value('abcd') == 'abcd'
+        assert uri.encode_value(u'abcd') == u'abcd'
+        assert uri.encode_value(u'ab cd') == u'ab%20cd'
+        assert uri.encode_value(u'\u00e7') == '%C3%A7'
+        assert uri.encode_value(u'\u00e7\u20ac') == '%C3%A7%E2%82%AC'
+        assert uri.encode_value('ab/cd') == 'ab%2Fcd'
+        assert uri.encode_value('ab+cd=42,9') == 'ab%2Bcd%3D42%2C9'
 
     def test_uri_decode(self):
-        self.assertEqual(uri.decode('abcd'), 'abcd')
-        self.assertEqual(uri.decode(u'abcd'), u'abcd')
-        self.assertEqual(uri.decode(u'ab%20cd'), u'ab cd')
+        assert uri.decode('abcd') == 'abcd'
+        assert uri.decode(u'abcd') == u'abcd'
+        assert uri.decode(u'ab%20cd') == u'ab cd'
 
-        self.assertEqual(uri.decode('This thing is %C3%A7'),
-                         u'This thing is \u00e7')
+        assert uri.decode('This thing is %C3%A7') == u'This thing is \u00e7'
 
-        self.assertEqual(uri.decode('This thing is %C3%A7%E2%82%AC'),
-                         u'This thing is \u00e7\u20ac')
+        assert uri.decode('This thing is %C3%A7%E2%82%AC') == u'This thing is \u00e7\u20ac'
 
-        self.assertEqual(uri.decode('ab%2Fcd'), 'ab/cd')
+        assert uri.decode('ab%2Fcd') == 'ab/cd'
 
-        self.assertEqual(uri.decode('http://example.com?x=ab%2Bcd%3D42%2C9'),
-                         'http://example.com?x=ab+cd=42,9')
+        assert uri.decode(
+            'http://example.com?x=ab%2Bcd%3D42%2C9'
+        ) == 'http://example.com?x=ab+cd=42,9'
 
     def test_prop_uri_encode_models_stdlib_quote(self):
         equiv_quote = functools.partial(
@@ -235,7 +213,7 @@ class TestFalconUtils(testtools.TestCase):
         for case in self.uris:
             expect = equiv_quote(case)
             actual = uri.encode(case)
-            self.assertEqual(expect, actual)
+            assert expect == actual
 
     def test_prop_uri_encode_value_models_stdlib_quote_safe_tilde(self):
         equiv_quote = functools.partial(
@@ -244,7 +222,7 @@ class TestFalconUtils(testtools.TestCase):
         for case in self.uris:
             expect = equiv_quote(case)
             actual = uri.encode_value(case)
-            self.assertEqual(expect, actual)
+            assert expect == actual
 
     def test_prop_uri_decode_models_stdlib_unquote_plus(self):
         stdlib_unquote = six.moves.urllib.parse.unquote_plus
@@ -253,7 +231,7 @@ class TestFalconUtils(testtools.TestCase):
 
             expect = stdlib_unquote(case)
             actual = uri.decode(case)
-            self.assertEqual(expect, actual)
+            assert expect == actual
 
     def test_parse_query_string(self):
         query_strinq = (
@@ -270,114 +248,106 @@ class TestFalconUtils(testtools.TestCase):
         decoded_json = '{"test1": "data1", "test2": "data2"}'
 
         result = uri.parse_query_string(query_strinq)
-        self.assertEqual(result['a'], decoded_url)
-        self.assertEqual(result['b'], decoded_json)
-        self.assertEqual(result['c'], ['1', '2', '3'])
-        self.assertEqual(result['d'], 'test')
-        self.assertEqual(result['e'], ['a', '&=,'])
-        self.assertEqual(result['f'], ['a', 'a=b'])
-        self.assertEqual(result[u'é'], 'a=b')
+        assert result['a'] == decoded_url
+        assert result['b'] == decoded_json
+        assert result['c'] == ['1', '2', '3']
+        assert result['d'] == 'test'
+        assert result['e'] == ['a', '&=,']
+        assert result['f'] == ['a', 'a=b']
+        assert result[u'é'] == 'a=b'
 
         result = uri.parse_query_string(query_strinq, True)
-        self.assertEqual(result['a'], decoded_url)
-        self.assertEqual(result['b'], decoded_json)
-        self.assertEqual(result['c'], ['1', '2', '3'])
-        self.assertEqual(result['d'], 'test')
-        self.assertEqual(result['e'], ['a', '', '&=,'])
-        self.assertEqual(result['f'], ['a', 'a=b'])
-        self.assertEqual(result[u'é'], 'a=b')
+        assert result['a'] == decoded_url
+        assert result['b'] == decoded_json
+        assert result['c'] == ['1', '2', '3']
+        assert result['d'] == 'test'
+        assert result['e'] == ['a', '', '&=,']
+        assert result['f'] == ['a', 'a=b']
+        assert result[u'é'] == 'a=b'
 
     def test_parse_host(self):
-        self.assertEqual(uri.parse_host('::1'), ('::1', None))
-        self.assertEqual(uri.parse_host('2001:ODB8:AC10:FE01::'),
-                         ('2001:ODB8:AC10:FE01::', None))
-        self.assertEqual(
-            uri.parse_host('2001:ODB8:AC10:FE01::', default_port=80),
-            ('2001:ODB8:AC10:FE01::', 80))
+        assert uri.parse_host('::1') == ('::1', None)
+        assert uri.parse_host('2001:ODB8:AC10:FE01::') == ('2001:ODB8:AC10:FE01::', None)
+        assert uri.parse_host(
+            '2001:ODB8:AC10:FE01::', default_port=80
+        ) == ('2001:ODB8:AC10:FE01::', 80)
 
         ipv6_addr = '2001:4801:1221:101:1c10::f5:116'
 
-        self.assertEqual(uri.parse_host(ipv6_addr), (ipv6_addr, None))
-        self.assertEqual(uri.parse_host('[' + ipv6_addr + ']'),
-                         (ipv6_addr, None))
-        self.assertEqual(uri.parse_host('[' + ipv6_addr + ']:28080'),
-                         (ipv6_addr, 28080))
-        self.assertEqual(uri.parse_host('[' + ipv6_addr + ']:8080'),
-                         (ipv6_addr, 8080))
-        self.assertEqual(uri.parse_host('[' + ipv6_addr + ']:123'),
-                         (ipv6_addr, 123))
-        self.assertEqual(uri.parse_host('[' + ipv6_addr + ']:42'),
-                         (ipv6_addr, 42))
+        assert uri.parse_host(ipv6_addr) == (ipv6_addr, None)
+        assert uri.parse_host('[' + ipv6_addr + ']') == (ipv6_addr, None)
+        assert uri.parse_host('[' + ipv6_addr + ']:28080') == (ipv6_addr, 28080)
+        assert uri.parse_host('[' + ipv6_addr + ']:8080') == (ipv6_addr, 8080)
+        assert uri.parse_host('[' + ipv6_addr + ']:123') == (ipv6_addr, 123)
+        assert uri.parse_host('[' + ipv6_addr + ']:42') == (ipv6_addr, 42)
 
-        self.assertEqual(uri.parse_host('173.203.44.122'),
-                         ('173.203.44.122', None))
-        self.assertEqual(uri.parse_host('173.203.44.122', default_port=80),
-                         ('173.203.44.122', 80))
-        self.assertEqual(uri.parse_host('173.203.44.122:27070'),
-                         ('173.203.44.122', 27070))
-        self.assertEqual(uri.parse_host('173.203.44.122:123'),
-                         ('173.203.44.122', 123))
-        self.assertEqual(uri.parse_host('173.203.44.122:42'),
-                         ('173.203.44.122', 42))
+        assert uri.parse_host('173.203.44.122') == ('173.203.44.122', None)
+        assert uri.parse_host('173.203.44.122', default_port=80) == ('173.203.44.122', 80)
+        assert uri.parse_host('173.203.44.122:27070') == ('173.203.44.122', 27070)
+        assert uri.parse_host('173.203.44.122:123') == ('173.203.44.122', 123)
+        assert uri.parse_host('173.203.44.122:42') == ('173.203.44.122', 42)
 
-        self.assertEqual(uri.parse_host('example.com'),
-                         ('example.com', None))
-        self.assertEqual(uri.parse_host('example.com', default_port=443),
-                         ('example.com', 443))
-        self.assertEqual(uri.parse_host('falcon.example.com'),
-                         ('falcon.example.com', None))
-        self.assertEqual(uri.parse_host('falcon.example.com:9876'),
-                         ('falcon.example.com', 9876))
-        self.assertEqual(uri.parse_host('falcon.example.com:42'),
-                         ('falcon.example.com', 42))
+        assert uri.parse_host('example.com') == ('example.com', None)
+        assert uri.parse_host('example.com', default_port=443) == ('example.com', 443)
+        assert uri.parse_host('falcon.example.com') == ('falcon.example.com', None)
+        assert uri.parse_host('falcon.example.com:9876') == ('falcon.example.com', 9876)
+        assert uri.parse_host('falcon.example.com:42') == ('falcon.example.com', 42)
 
     def test_get_http_status(self):
-        self.assertEqual(falcon.get_http_status(404), falcon.HTTP_404)
-        self.assertEqual(falcon.get_http_status(404.3), falcon.HTTP_404)
-        self.assertEqual(falcon.get_http_status('404.3'), falcon.HTTP_404)
-        self.assertEqual(falcon.get_http_status(404.9), falcon.HTTP_404)
-        self.assertEqual(falcon.get_http_status('404'), falcon.HTTP_404)
-        self.assertEqual(falcon.get_http_status(123), '123 Unknown')
-        self.assertRaises(ValueError, falcon.get_http_status, 'not_a_number')
-        self.assertRaises(ValueError, falcon.get_http_status, 0)
-        self.assertRaises(ValueError, falcon.get_http_status, 99)
-        self.assertRaises(ValueError, falcon.get_http_status, -404.3)
-        self.assertRaises(ValueError, falcon.get_http_status, '-404')
-        self.assertRaises(ValueError, falcon.get_http_status, '-404.3')
-        self.assertEqual(falcon.get_http_status(123, 'Go Away'), '123 Go Away')
+        assert falcon.get_http_status(404) == falcon.HTTP_404
+        assert falcon.get_http_status(404.3) == falcon.HTTP_404
+        assert falcon.get_http_status('404.3') == falcon.HTTP_404
+        assert falcon.get_http_status(404.9) == falcon.HTTP_404
+        assert falcon.get_http_status('404') == falcon.HTTP_404
+        assert falcon.get_http_status(123) == '123 Unknown'
+        with pytest.raises(ValueError):
+            falcon.get_http_status('not_a_number')
+        with pytest.raises(ValueError):
+            falcon.get_http_status(0)
+        with pytest.raises(ValueError):
+            falcon.get_http_status(0)
+        with pytest.raises(ValueError):
+            falcon.get_http_status(99)
+        with pytest.raises(ValueError):
+            falcon.get_http_status(-404.3)
+        with pytest.raises(ValueError):
+            falcon.get_http_status('-404')
+        with pytest.raises(ValueError):
+            falcon.get_http_status('-404.3')
+        assert falcon.get_http_status(123, 'Go Away') == '123 Go Away'
 
 
-class TestFalconTesting(testing.TestBase):
+class TestFalconTesting(object):
     """Catch some uncommon branches not covered elsewhere."""
 
     def test_path_escape_chars_in_create_environ(self):
         env = testing.create_environ('/hello%20world%21')
-        self.assertEqual(env['PATH_INFO'], '/hello world!')
+        assert env['PATH_INFO'] == '/hello world!'
 
     def test_no_prefix_allowed_for_query_strings_in_create_environ(self):
-        self.assertRaises(ValueError, testing.create_environ,
-                          query_string='?foo=bar')
+        with pytest.raises(ValueError):
+            testing.create_environ(query_string='?foo=bar')
 
+    @pytest.mark.skipif(six.PY3, reason='Test does not apply to Py3K')
     def test_unicode_path_in_create_environ(self):
-        if six.PY3:
-            self.skip('Test does not apply to Py3K')
-
         env = testing.create_environ(u'/fancy/unícode')
-        self.assertEqual(env['PATH_INFO'], '/fancy/un\xc3\xadcode')
+        assert env['PATH_INFO'] == '/fancy/un\xc3\xadcode'
 
         env = testing.create_environ(u'/simple')
-        self.assertEqual(env['PATH_INFO'], '/simple')
+        assert env['PATH_INFO'] == '/simple'
 
     def test_none_header_value_in_create_environ(self):
         env = testing.create_environ('/', headers={'X-Foo': None})
-        self.assertEqual(env['HTTP_X_FOO'], '')
+        assert env['HTTP_X_FOO'] == ''
 
     def test_decode_empty_result(self):
-        body = self.simulate_request('/', decode='utf-8')
-        self.assertEqual(body, '')
+        app = falcon.API()
+        client = testing.TestClient(app)
+        response = client.simulate_request(path='/')
+        assert response.text == ''
 
     def test_httpnow_alias_for_backwards_compat(self):
-        self.assertIs(testing.httpnow, util.http_now)
+        assert testing.httpnow is util.http_now
 
 
 @pytest.mark.parametrize(
@@ -408,36 +378,40 @@ def test_simulate_request_protocol(protocol, method):
         pass
 
 
-class TestFalconTestCase(testing.TestCase):
+class TestFalconTestCase(object):
     """Verify some branches not covered elsewhere."""
 
     def test_status(self):
+        app = falcon.API()
         resource = testing.SimpleTestResource(status=falcon.HTTP_702)
-        self.api.add_route('/', resource)
+        app.add_route('/', resource)
+        client = testing.TestClient(app)
 
-        result = self.simulate_get()
-        self.assertEqual(result.status, falcon.HTTP_702)
+        result = client.simulate_get()
+        assert result.status == falcon.HTTP_702
 
     def test_wsgi_iterable_not_closeable(self):
         result = testing.Result([], falcon.HTTP_200, [])
-        self.assertFalse(result.content)
+        assert not result.content
 
     def test_path_must_start_with_slash(self):
-        self.assertRaises(ValueError, self.simulate_get, 'foo')
+        app = falcon.API()
+        app.add_route('/', testing.SimpleTestResource())
+        client = testing.TestClient(app)
+        with pytest.raises(ValueError):
+            client.simulate_get('foo')
 
     def test_cached_text_in_result(self):
-        self.api.add_route('/', testing.SimpleTestResource(body='test'))
+        app = falcon.API()
+        app.add_route('/', testing.SimpleTestResource(body='test'))
+        client = testing.TestClient(app)
 
-        result = self.simulate_get()
-        self.assertEqual(result.text, result.text)
+        result = client.simulate_get()
+        assert result.text == result.text
 
     def test_simple_resource_body_json_xor(self):
-        self.assertRaises(
-            ValueError,
-            testing.SimpleTestResource,
-            body='',
-            json={},
-        )
+        with pytest.raises(ValueError):
+            testing.SimpleTestResource(body='', json={})
 
     def test_query_string(self):
         class SomeResource(object):
@@ -451,47 +425,71 @@ class TestFalconTestCase(testing.TestCase):
 
                 resp.body = json.dumps(doc)
 
-        self.api.add_route('/', SomeResource())
+        app = falcon.API()
+        app.add_route('/', SomeResource())
+        client = testing.TestClient(app)
 
-        result = self.simulate_get(query_string='oid=42&detailed=no&things=1')
-        self.assertEqual(result.json['oid'], 42)
-        self.assertFalse(result.json['detailed'])
-        self.assertEqual(result.json['things'], [1])
+        result = client.simulate_get(query_string='oid=42&detailed=no&things=1')
+        assert result.json['oid'] == 42
+        assert not result.json['detailed']
+        assert result.json['things'] == [1]
 
         params = {'oid': 42, 'detailed': False}
-        result = self.simulate_get(params=params)
-        self.assertEqual(result.json['oid'], params['oid'])
-        self.assertFalse(result.json['detailed'])
-        self.assertEqual(result.json['things'], None)
+        result = client.simulate_get(params=params)
+        assert result.json['oid'] == params['oid']
+        assert not result.json['detailed']
+        assert result.json['things'] is None
 
         params = {'oid': 1978, 'detailed': 'yes', 'things': [1, 2, 3]}
-        result = self.simulate_get(params=params)
-        self.assertEqual(result.json['oid'], params['oid'])
-        self.assertTrue(result.json['detailed'])
-        self.assertEqual(result.json['things'], params['things'])
+        result = client.simulate_get(params=params)
+        assert result.json['oid'] == params['oid']
+        assert result.json['detailed']
+        assert result.json['things'] == params['things']
 
         expected_qs = 'things=1,2,3'
-        result = self.simulate_get(params={'things': [1, 2, 3]})
-        self.assertEqual(result.json['query_string'], expected_qs)
+        result = client.simulate_get(params={'things': [1, 2, 3]})
+        assert result.json['query_string'] == expected_qs
 
         expected_qs = 'things=1&things=2&things=3'
-        result = self.simulate_get(params={'things': [1, 2, 3]},
-                                   params_csv=False)
-        self.assertEqual(result.json['query_string'], expected_qs)
+        result = client.simulate_get(params={'things': [1, 2, 3]},
+                                     params_csv=False)
+        assert result.json['query_string'] == expected_qs
 
     def test_query_string_no_question(self):
-        self.assertRaises(ValueError, self.simulate_get, query_string='?x=1')
+        app = falcon.API()
+        app.add_route('/', testing.SimpleTestResource())
+        client = testing.TestClient(app)
+        with pytest.raises(ValueError):
+            client.simulate_get(query_string='?x=1')
 
     def test_query_string_in_path(self):
-        self.assertRaises(ValueError, self.simulate_get, path='/thing?x=1')
+        app = falcon.API()
+        app.add_route('/', testing.SimpleTestResource())
+        client = testing.TestClient(app)
+        with pytest.raises(ValueError):
+            client.simulate_get(path='/thing?x=1')
 
 
 class FancyAPI(falcon.API):
     pass
 
 
-class FancyTestCase(testing.TestCase):
+class TestCaseFancyAPI(testing.TestCase):
     api_class = FancyAPI
 
     def test_something(self):
         self.assertTrue(isinstance(self.api, FancyAPI))
+
+
+class TestNoApiClass(testing.TestCase):
+    def test_something(self):
+        self.assertTrue(isinstance(self.api, falcon.API))
+
+
+class TestSetupApi(testing.TestCase):
+    def setUp(self):
+        super(TestSetupApi, self).setUp()
+        self.api = falcon.API()
+
+    def test_something(self):
+        self.assertTrue(isinstance(self.api, falcon.API))

tests/test_wsgi_errors.py

@@ -1,12 +1,23 @@
 import io
 
+import pytest
 import six
 
+import falcon
 import falcon.testing as testing
 
 unicode_message = u'Unicode: \x80'
 
 
+@pytest.fixture
+def client():
+    app = falcon.API()
+
+    tehlogger = LoggerResource()
+    app.add_route('/logger', tehlogger)
+    return testing.TestClient(app)
+
+
 class LoggerResource:
 
     def on_get(self, req, resp):
@@ -16,13 +27,9 @@ class LoggerResource:
         req.log_error(unicode_message.encode('utf-8'))
 
 
-class TestWSGIError(testing.TestBase):
-
-    def before(self):
-        self.tehlogger = LoggerResource()
-
-        self.api.add_route('/logger', self.tehlogger)
+class TestWSGIError(object):
 
+    def setup_method(self, method):
         self.wsgierrors_buffer = io.BytesIO()
 
         if six.PY3:
@@ -35,21 +42,20 @@ class TestWSGIError(testing.TestBase):
             # with undefined encoding, so do the encoding manually.
             self.wsgierrors = self.wsgierrors_buffer
 
-    def test_responder_logged_bytestring(self):
-        self.simulate_request('/logger', wsgierrors=self.wsgierrors,
-                              query_string='amount=10')
+    def test_responder_logged_bytestring(self, client):
+        client.simulate_request(path='/logger',
+                                wsgierrors=self.wsgierrors,
+                                query_string='amount=10')
 
         log = self.wsgierrors_buffer.getvalue()
 
-        self.assertIn(unicode_message.encode('utf-8'), log)
-        self.assertIn(b'?amount=10', log)
-
-    def test_responder_logged_unicode(self):
-        if six.PY3:
-            self.skipTest('Test only applies to Python 2')
-
-        self.simulate_request('/logger', wsgierrors=self.wsgierrors,
-                              method='HEAD')
+        assert unicode_message.encode('utf-8') in log
+        assert b'?amount=10' in log
 
+    @pytest.mark.skipif(six.PY3, reason='Test only applies to Python 2')
+    def test_responder_logged_unicode(self, client):
+        client.simulate_request(path='/logger',
+                                wsgierrors=self.wsgierrors,
+                                method='HEAD')
         log = self.wsgierrors_buffer.getvalue()
-        self.assertIn(unicode_message, log.decode('utf-8'))
+        assert unicode_message in log.decode('utf-8')

tests/test_wsgiref_inputwrapper_with_size.py

@@ -19,21 +19,19 @@ class TypeResource(testing.SimpleTestResource):
         resp.body = json.dumps({'data': req.stream.read().decode('utf-8')})
 
 
-class TestWsgiRefInputWrapper(testing.TestCase):
-    def setUp(self):
-        super(TestWsgiRefInputWrapper, self).setUp()
-
-        # Set up a route to our TypeResoure
-        self.type_route = '/type'
-        self.api.add_route(self.type_route, TypeResource())
-
+class TestWsgiRefInputWrapper(object):
     def test_resources_can_read_request_stream_during_tests(self):
         """Make sure we can perform a simple request during testing.
 
         Originally, testing would fail after performing a request because no
         size was specified when calling `wsgiref.validate.InputWrapper.read()`
         via `req.stream.read()`"""
-        result = self.simulate_post(path=self.type_route, body='hello')
+        app = falcon.API()
+        type_route = '/type'
+        app.add_route(type_route, TypeResource())
+        client = testing.TestClient(app)
 
-        self.assertEqual(result.status, falcon.HTTP_200)
-        self.assertEqual(result.json, {'data': 'hello'})
+        result = client.simulate_post(path=type_route, body='hello')
+
+        assert result.status == falcon.HTTP_200
+        assert result.json == {'data': 'hello'}