223 lines
6.8 KiB
Python
223 lines
6.8 KiB
Python
# Copyright (c) 2017 Intel Corporation
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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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from mistral import exceptions as exc
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from mistral.tests.unit.engine.rpc_backend.kombu import base
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from mistral.tests.unit.engine.rpc_backend.kombu import fake_kombu
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from mistral import utils
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import mock
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from six import moves
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with mock.patch.dict('sys.modules', kombu=fake_kombu):
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from mistral.engine.rpc_backend.kombu import base as kombu_base
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from mistral.engine.rpc_backend.kombu import kombu_listener
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class TestException(exc.MistralException):
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pass
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class KombuListenerTestCase(base.KombuTestCase):
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def setUp(self):
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super(KombuListenerTestCase, self).setUp()
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self.listener = kombu_listener.KombuRPCListener(
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[mock.MagicMock()],
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mock.MagicMock()
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)
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self.ctx = type('context', (object,), {'to_dict': lambda self: {}})()
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def test_add_listener(self):
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correlation_id = utils.generate_unicode_uuid()
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self.listener.add_listener(correlation_id)
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self.assertEqual(
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type(self.listener._results.get(correlation_id)),
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moves.queue.Queue
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)
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self.assertEqual(
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self.listener._results[correlation_id].qsize(),
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0
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)
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def test_remove_listener_correlation_id_in_results(self):
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correlation_id = utils.generate_unicode_uuid()
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self.listener.add_listener(correlation_id)
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self.assertEqual(
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type(self.listener._results.get(correlation_id)),
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moves.queue.Queue
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)
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self.listener.remove_listener(correlation_id)
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self.assertEqual(
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self.listener._results.get(correlation_id),
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None
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)
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def test_remove_listener_correlation_id_not_in_results(self):
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correlation_id = utils.generate_unicode_uuid()
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self.listener.add_listener(correlation_id)
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self.assertEqual(
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type(self.listener._results.get(correlation_id)),
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moves.queue.Queue
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)
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self.listener.remove_listener(utils.generate_unicode_uuid())
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self.assertEqual(
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type(self.listener._results.get(correlation_id)),
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moves.queue.Queue
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)
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@mock.patch('threading.Thread')
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def test_start_thread_not_set(self, thread_class_mock):
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thread_mock = mock.MagicMock()
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thread_class_mock.return_value = thread_mock
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self.listener.start()
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self.assertTrue(thread_mock.daemon)
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self.assertEqual(thread_mock.start.call_count, 1)
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@mock.patch('threading.Thread')
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def test_start_thread_set(self, thread_class_mock):
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thread_mock = mock.MagicMock()
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thread_class_mock.return_value = thread_mock
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self.listener._thread = mock.MagicMock()
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self.listener.start()
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self.assertEqual(thread_mock.start.call_count, 0)
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def test_get_result_results_in_queue(self):
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expected_result = 'abcd'
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correlation_id = utils.generate_unicode_uuid()
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self.listener.add_listener(correlation_id)
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self.listener._results.get(correlation_id).put(expected_result)
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result = self.listener.get_result(correlation_id, 5)
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self.assertEqual(result, expected_result)
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def test_get_result_not_in_queue(self):
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correlation_id = utils.generate_unicode_uuid()
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self.listener.add_listener(correlation_id)
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self.assertRaises(
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moves.queue.Empty,
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self.listener.get_result,
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correlation_id,
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1 # timeout
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)
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def test_get_result_lack_of_queue(self):
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correlation_id = utils.generate_unicode_uuid()
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self.assertRaises(
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KeyError,
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self.listener.get_result,
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correlation_id,
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1 # timeout
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)
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def test__on_response_message_ack_fail(self):
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message = mock.MagicMock()
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message.ack.side_effect = Exception('Test Exception')
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response = 'response'
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kombu_listener.LOG = mock.MagicMock()
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self.listener.on_message(response, message)
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self.assertEqual(kombu_listener.LOG.debug.call_count, 1)
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self.assertEqual(kombu_listener.LOG.exception.call_count, 1)
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def test__on_response_message_ack_ok_corr_id_not_match(self):
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message = mock.MagicMock()
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message.properties = mock.MagicMock()
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message.properties.__getitem__ = lambda *args, **kwargs: True
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response = 'response'
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kombu_listener.LOG = mock.MagicMock()
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self.listener.on_message(response, message)
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self.assertEqual(kombu_listener.LOG.debug.call_count, 3)
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self.assertEqual(kombu_listener.LOG.exception.call_count, 0)
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def test__on_response_message_ack_ok_messsage_type_error(self):
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correlation_id = utils.generate_unicode_uuid()
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message = mock.MagicMock()
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message.properties = dict()
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message.properties['type'] = 'error'
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message.properties['correlation_id'] = correlation_id
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response = TestException('response')
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kombu_listener.LOG = mock.MagicMock()
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self.listener.add_listener(correlation_id)
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self.listener.on_message(response, message)
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self.assertEqual(kombu_listener.LOG.debug.call_count, 2)
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self.assertEqual(kombu_listener.LOG.exception.call_count, 0)
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result = self.listener.get_result(correlation_id, 5)
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self.assertDictEqual(
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result,
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{
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kombu_base.TYPE: 'error',
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kombu_base.RESULT: response
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}
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)
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def test__on_response_message_ack_ok(self):
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correlation_id = utils.generate_unicode_uuid()
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message = mock.MagicMock()
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message.properties = dict()
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message.properties['type'] = None
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message.properties['correlation_id'] = correlation_id
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response = 'response'
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kombu_listener.LOG = mock.MagicMock()
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self.listener.add_listener(correlation_id)
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self.listener.on_message(response, message)
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self.assertEqual(kombu_listener.LOG.debug.call_count, 2)
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self.assertEqual(kombu_listener.LOG.exception.call_count, 0)
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result = self.listener.get_result(correlation_id, 5)
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self.assertDictEqual(
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result,
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{
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kombu_base.TYPE: None,
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kombu_base.RESULT: response
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}
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)
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