python-karborclient/karborclient/tests/unit/test_http.py

452 lines
18 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import socket
import mock
import testtools
from karborclient.common.apiclient import exceptions as exc
from karborclient.common import http
from karborclient.tests.unit import fakes
@mock.patch('karborclient.common.http.requests.request')
class HttpClientTest(testtools.TestCase):
# Patch os.environ to avoid required auth info.
def setUp(self):
super(HttpClientTest, self).setUp()
def test_http_raw_request(self, mock_request):
headers = {'User-Agent': 'python-karborclient'}
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{},
'')
client = http.HTTPClient('http://example.com:8082')
resp = client.raw_request('GET', '')
self.assertEqual(200, resp.status_code)
self.assertEqual('', ''.join([x for x in resp.content]))
mock_request.assert_called_with('GET', 'http://example.com:8082',
allow_redirects=False,
headers=headers)
def test_token_or_credentials(self, mock_request):
# Record a 200
fake200 = fakes.FakeHTTPResponse(
200, 'OK',
{},
'')
mock_request.side_effect = [fake200, fake200, fake200]
# Replay, create client, assert
client = http.HTTPClient('http://example.com:8082')
resp = client.raw_request('GET', '')
self.assertEqual(200, resp.status_code)
client.username = 'user'
client.password = 'pass'
resp = client.raw_request('GET', '')
self.assertEqual(200, resp.status_code)
client.auth_token = 'abcd1234'
resp = client.raw_request('GET', '')
self.assertEqual(200, resp.status_code)
# no token or credentials
mock_request.assert_has_calls([
mock.call('GET', 'http://example.com:8082',
allow_redirects=False,
headers={'User-Agent': 'python-karborclient'}),
mock.call('GET', 'http://example.com:8082',
allow_redirects=False,
headers={'User-Agent': 'python-karborclient',
'X-Auth-Key': 'pass',
'X-Auth-User': 'user'}),
mock.call('GET', 'http://example.com:8082',
allow_redirects=False,
headers={'User-Agent': 'python-karborclient',
'X-Auth-Token': 'abcd1234'})
])
def test_region_name(self, mock_request):
# Record a 200
fake200 = fakes.FakeHTTPResponse(
200, 'OK',
{},
'')
mock_request.return_value = fake200
client = http.HTTPClient('http://example.com:8082')
client.region_name = 'RegionOne'
resp = client.raw_request('GET', '')
self.assertEqual(200, resp.status_code)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
headers={'X-Region-Name': 'RegionOne',
'User-Agent': 'python-karborclient'})
def test_http_json_request(self, mock_request):
# Record a 200
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')
client = http.HTTPClient('http://example.com:8082')
resp, body = client.json_request('GET', '')
self.assertEqual(200, resp.status_code)
self.assertEqual({}, body)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_json_request_argument_passed_to_requests(self, mock_request):
"""Check that we have sent the proper arguments to requests."""
# Record a 200
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')
client = http.HTTPClient('http://example.com:8082')
client.verify_cert = True
client.cert_file = 'RANDOM_CERT_FILE'
client.key_file = 'RANDOM_KEY_FILE'
client.auth_url = 'http://AUTH_URL'
resp, body = client.json_request('GET', '', data='text')
self.assertEqual(200, resp.status_code)
self.assertEqual({}, body)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
cert=('RANDOM_CERT_FILE', 'RANDOM_KEY_FILE'),
verify=True,
data='"text"',
headers={'Content-Type': 'application/json',
'X-Auth-Url': 'http://AUTH_URL',
'User-Agent': 'python-karborclient'})
def test_http_json_request_w_req_body(self, mock_request):
# Record a 200
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')
client = http.HTTPClient('http://example.com:8082')
resp, body = client.json_request('GET', '', data='test-body')
self.assertEqual(200, resp.status_code)
self.assertEqual({}, body)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
data='"test-body"',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_json_request_non_json_resp_cont_type(self, mock_request):
# Record a 200
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'not/json'},
'{}')
client = http.HTTPClient('http://example.com:8082')
resp, body = client.json_request('GET', '', data='test-data')
self.assertEqual(200, resp.status_code)
self.assertIsNone(body)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082', data='"test-data"',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_json_request_invalid_json(self, mock_request):
# Record a 200
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'invalid-json')
client = http.HTTPClient('http://example.com:8082')
resp, body = client.json_request('GET', '')
self.assertEqual(200, resp.status_code)
self.assertEqual('invalid-json', body)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_manual_redirect_delete(self, mock_request):
mock_request.side_effect = [
fakes.FakeHTTPResponse(
302, 'Found',
{'location': 'http://example.com:8082/foo/bar'},
''),
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')]
client = http.HTTPClient('http://example.com:8082/foo')
resp, body = client.json_request('DELETE', '')
self.assertEqual(200, resp.status_code)
mock_request.assert_has_calls([
mock.call('DELETE', 'http://example.com:8082/foo',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'}),
mock.call('DELETE', 'http://example.com:8082/foo/bar',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
])
def test_http_manual_redirect_post(self, mock_request):
mock_request.side_effect = [
fakes.FakeHTTPResponse(
302, 'Found',
{'location': 'http://example.com:8082/foo/bar'},
''),
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')]
client = http.HTTPClient('http://example.com:8082/foo')
resp, body = client.json_request('POST', '')
self.assertEqual(200, resp.status_code)
mock_request.assert_has_calls([
mock.call('POST', 'http://example.com:8082/foo',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'}),
mock.call('POST', 'http://example.com:8082/foo/bar',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
])
def test_http_manual_redirect_put(self, mock_request):
mock_request.side_effect = [
fakes.FakeHTTPResponse(
302, 'Found',
{'location': 'http://example.com:8082/foo/bar'},
''),
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')]
client = http.HTTPClient('http://example.com:8082/foo')
resp, body = client.json_request('PUT', '')
self.assertEqual(200, resp.status_code)
mock_request.assert_has_calls([
mock.call('PUT', 'http://example.com:8082/foo',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'}),
mock.call('PUT', 'http://example.com:8082/foo/bar',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
])
def test_http_manual_redirect_prohibited(self, mock_request):
mock_request.return_value = \
fakes.FakeHTTPResponse(
302, 'Found',
{'location': 'http://example.com:8082/'},
'')
client = http.HTTPClient('http://example.com:8082/foo')
self.assertRaises(exc.EndpointException,
client.json_request, 'DELETE', '')
mock_request.assert_called_once_with(
'DELETE', 'http://example.com:8082/foo',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_manual_redirect_error_without_location(self, mock_request):
mock_request.return_value = \
fakes.FakeHTTPResponse(
302, 'Found',
{},
'')
client = http.HTTPClient('http://example.com:8082/foo')
self.assertRaises(exc.EndpointException,
client.json_request, 'DELETE', '')
mock_request.assert_called_once_with(
'DELETE', 'http://example.com:8082/foo',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_json_request_redirect(self, mock_request):
# Record the 302
mock_request.side_effect = [
fakes.FakeHTTPResponse(
302, 'Found',
{'location': 'http://example.com:8082'},
''),
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')]
client = http.HTTPClient('http://example.com:8082')
resp, body = client.json_request('GET', '')
self.assertEqual(200, resp.status_code)
self.assertEqual({}, body)
mock_request.assert_has_calls([
mock.call('GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'}),
mock.call('GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
])
def test_http_404_json_request(self, mock_request):
mock_request.return_value = \
fakes.FakeHTTPResponse(
404, 'Not Found', {'content-type': 'application/json'},
'{}')
client = http.HTTPClient('http://example.com:8082')
e = self.assertRaises(exc.HTTPClientError,
client.json_request, 'GET', '')
# Assert that the raised exception can be converted to string
self.assertIsNotNone(str(e))
# Record a 404
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_http_300_json_request(self, mock_request):
mock_request.return_value = \
fakes.FakeHTTPResponse(
300, 'OK', {'content-type': 'application/json'},
'{}')
client = http.HTTPClient('http://example.com:8082')
e = self.assertRaises(
exc.MultipleChoices, client.json_request, 'GET', '')
# Assert that the raised exception can be converted to string
self.assertIsNotNone(str(e))
# Record a 300
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'})
def test_fake_json_request(self, mock_request):
headers = {'User-Agent': 'python-karborclient'}
mock_request.side_effect = [socket.gaierror]
client = http.HTTPClient('fake://example.com:8082')
self.assertRaises(exc.EndpointException,
client._http_request, "/", "GET")
mock_request.assert_called_once_with('GET', 'fake://example.com:8082/',
allow_redirects=False,
headers=headers)
def test_http_request_socket_error(self, mock_request):
headers = {'User-Agent': 'python-karborclient'}
mock_request.side_effect = [socket.gaierror]
client = http.HTTPClient('http://example.com:8082')
self.assertRaises(exc.EndpointException,
client._http_request, "/", "GET")
mock_request.assert_called_once_with('GET', 'http://example.com:8082/',
allow_redirects=False,
headers=headers)
def test_http_request_socket_timeout(self, mock_request):
headers = {'User-Agent': 'python-karborclient'}
mock_request.side_effect = [socket.timeout]
client = http.HTTPClient('http://example.com:8082')
self.assertRaises(exc.ConnectionRefused,
client._http_request, "/", "GET")
mock_request.assert_called_once_with('GET', 'http://example.com:8082/',
allow_redirects=False,
headers=headers)
def test_http_request_specify_timeout(self, mock_request):
mock_request.return_value = \
fakes.FakeHTTPResponse(
200, 'OK',
{'content-type': 'application/json'},
'{}')
client = http.HTTPClient('http://example.com:8082', timeout='123')
resp, body = client.json_request('GET', '')
self.assertEqual(200, resp.status_code)
self.assertEqual({}, body)
mock_request.assert_called_once_with(
'GET', 'http://example.com:8082',
allow_redirects=False,
headers={'Content-Type': 'application/json',
'User-Agent': 'python-karborclient'},
timeout=float(123))
def test_get_system_ca_file(self, mock_request):
chosen = '/etc/ssl/certs/ca-certificates.crt'
with mock.patch('os.path.exists') as mock_os:
mock_os.return_value = chosen
ca = http.get_system_ca_file()
self.assertEqual(chosen, ca)
mock_os.assert_called_once_with(chosen)
def test_insecure_verify_cert_None(self, mock_request):
client = http.HTTPClient('https://foo', insecure=True)
self.assertFalse(client.verify_cert)
def test_passed_cert_to_verify_cert(self, mock_request):
client = http.HTTPClient('https://foo', cacert="NOWHERE")
self.assertEqual("NOWHERE", client.verify_cert)
with mock.patch('karborclient.common.http.get_system_ca_file') as gsf:
gsf.return_value = "SOMEWHERE"
client = http.HTTPClient('https://foo')
self.assertEqual("SOMEWHERE", client.verify_cert)