67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Tests for the placement fault wrap middleware."""
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import mock
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from oslo_serialization import jsonutils
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import webob
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from nova.api.openstack.placement import fault_wrap
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from nova import test
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ERROR_MESSAGE = 'that was not supposed to happen'
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class Fault(Exception):
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pass
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class TestFaultWrapper(test.NoDBTestCase):
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@staticmethod
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@webob.dec.wsgify
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def failing_application(req):
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raise Fault(ERROR_MESSAGE)
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def setUp(self):
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super(TestFaultWrapper, self).setUp()
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self.req = webob.Request.blank('/')
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self.environ = self.req.environ
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self.environ['HTTP_ACCEPT'] = 'application/json'
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self.start_response_mock = mock.MagicMock()
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self.fail_app = fault_wrap.FaultWrapper(self.failing_application)
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def test_fault_is_wrapped(self):
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response = self.fail_app(self.environ, self.start_response_mock)
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# response is a single member list
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error_struct = jsonutils.loads(response[0])
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first_error = error_struct['errors'][0]
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self.assertIn(ERROR_MESSAGE, first_error['detail'])
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self.assertEqual(500, first_error['status'])
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self.assertEqual('Internal Server Error', first_error['title'])
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def test_fault_response_headers(self):
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self.fail_app(self.environ, self.start_response_mock)
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call_args = self.start_response_mock.call_args
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self.assertEqual('500 Internal Server Error', call_args[0][0])
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@mock.patch("nova.api.openstack.placement.fault_wrap.LOG")
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def test_fault_log(self, mocked_log):
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self.fail_app(self.environ, self.start_response_mock)
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mocked_log.exception.assert_called_once_with(
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'Placement API unexpected error: %s',
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mock.ANY)
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