160 lines
5.7 KiB
Python
160 lines
5.7 KiB
Python
# Copyright 2016 NTT DATA
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import inspect
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import six
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from six.moves import http_client as http
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from webob.util import status_reasons
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from masakari import exception
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from masakari import test
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class MasakariExceptionTestCase(test.NoDBTestCase):
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def test_default_error_msg(self):
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class FakeMasakariException(exception.MasakariException):
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msg_fmt = "default message"
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exc = FakeMasakariException()
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self.assertEqual('default message', six.text_type(exc))
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def test_error_msg(self):
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self.assertEqual('test',
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six.text_type(exception.MasakariException('test')))
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def test_default_error_msg_with_kwargs(self):
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class FakeMasakariException(exception.MasakariException):
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msg_fmt = "default message: %(code)s"
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exc = FakeMasakariException(code=http.INTERNAL_SERVER_ERROR)
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self.assertEqual('default message: 500', six.text_type(exc))
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self.assertEqual('default message: 500', exc.message)
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def test_error_msg_exception_with_kwargs(self):
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class FakeMasakariException(exception.MasakariException):
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msg_fmt = "default message: %(misspelled_code)s"
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exc = FakeMasakariException(code=http.INTERNAL_SERVER_ERROR,
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misspelled_code='blah')
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self.assertEqual('default message: blah', six.text_type(exc))
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self.assertEqual('default message: blah', exc.message)
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def test_default_error_code(self):
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class FakeMasakariException(exception.MasakariException):
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code = http.NOT_FOUND
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exc = FakeMasakariException()
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self.assertEqual(http.NOT_FOUND, exc.kwargs['code'])
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def test_error_code_from_kwarg(self):
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class FakeMasakariException(exception.MasakariException):
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code = http.INTERNAL_SERVER_ERROR
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exc = FakeMasakariException(code=http.NOT_FOUND)
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self.assertEqual(exc.kwargs['code'], http.NOT_FOUND)
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def test_format_message_local(self):
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class FakeMasakariException(exception.MasakariException):
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msg_fmt = "some message"
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exc = FakeMasakariException()
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self.assertEqual(six.text_type(exc), exc.format_message())
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def test_format_message_remote(self):
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class FakeMasakariException_Remote(exception.MasakariException):
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msg_fmt = "some message"
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if six.PY2:
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def __unicode__(self):
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return u"print the whole trace"
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else:
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def __str__(self):
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return "print the whole trace"
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exc = FakeMasakariException_Remote()
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self.assertEqual(u"print the whole trace", six.text_type(exc))
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self.assertEqual("some message", exc.format_message())
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def test_format_message_remote_error(self):
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class FakeMasakariException_Remote(exception.MasakariException):
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msg_fmt = "some message %(somearg)s"
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def __unicode__(self):
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return u"print the whole trace"
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self.flags(fatal_exception_format_errors=False)
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exc = FakeMasakariException_Remote(lame_arg='lame')
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self.assertEqual("some message %(somearg)s", exc.format_message())
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class ConvertedExceptionTestCase(test.NoDBTestCase):
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def test_instantiate(self):
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exc = exception.ConvertedException(http.BAD_REQUEST,
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'Bad Request', 'reason')
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self.assertEqual(exc.code, http.BAD_REQUEST)
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self.assertEqual(exc.title, 'Bad Request')
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self.assertEqual(exc.explanation, 'reason')
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def test_instantiate_without_title_known_code(self):
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exc = exception.ConvertedException(http.INTERNAL_SERVER_ERROR)
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self.assertEqual(exc.title, status_reasons[http.INTERNAL_SERVER_ERROR])
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def test_instantiate_without_title_unknown_code(self):
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exc = exception.ConvertedException(499)
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self.assertEqual(exc.title, 'Unknown Client Error')
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def test_instantiate_bad_code(self):
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self.assertRaises(KeyError, exception.ConvertedException, 10)
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class ExceptionTestCase(test.NoDBTestCase):
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@staticmethod
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def _raise_exc(exc):
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raise exc(http.INTERNAL_SERVER_ERROR)
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def test_exceptions_raise(self):
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# NOTE(Dinesh_Bhor): disable format errors since we are not passing
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# kwargs
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self.flags(fatal_exception_format_errors=False)
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for name in dir(exception):
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exc = getattr(exception, name)
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if isinstance(exc, type):
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self.assertRaises(exc, self._raise_exc, exc)
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class ExceptionValidMessageTestCase(test.NoDBTestCase):
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def test_messages(self):
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failures = []
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for name, obj in inspect.getmembers(exception):
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if name in ['MasakariException', 'InstanceFaultRollback']:
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continue
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if not inspect.isclass(obj):
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continue
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if not issubclass(obj, exception.MasakariException):
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continue
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e = obj
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if e.msg_fmt == "An unknown exception occurred.":
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failures.append('%s needs a more specific msg_fmt' % name)
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if failures:
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self.fail('\n'.join(failures))
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