388905969f
IndexError may be caused not only deque.popleft() but also inside calling function. So IndexError should be handed separately. Change-Id: I442d652854431c33499260362f0d4621ba0fe7c9
99 lines
3.5 KiB
Python
99 lines
3.5 KiB
Python
# Copyright 2014: Mirantis Inc.
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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 collections
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import mock
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from rally.common import broker
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from tests.unit import test
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class BrokerTestCase(test.TestCase):
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def test__publisher(self):
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mock_publish = mock.MagicMock()
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mock_is_published = mock.MagicMock()
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queue = collections.deque()
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broker._publisher(mock_publish, queue, mock_is_published)
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mock_publish.assert_called_once_with(queue)
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mock_is_published.set.assert_called_once_with()
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def test__publisher_fails(self):
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mock_publish = mock.MagicMock(side_effect=Exception())
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mock_is_published = mock.MagicMock()
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queue = collections.deque()
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broker._publisher(mock_publish, queue, mock_is_published)
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mock_is_published.set.assert_called_once_with()
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def test__consumer(self):
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queue = collections.deque([1, 2, 3])
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mock_consume = mock.MagicMock()
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mock_is_published = mock.MagicMock()
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mock_is_published.isSet = mock.MagicMock(return_value=True)
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broker._consumer(mock_consume, queue, mock_is_published)
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self.assertEqual(3, mock_consume.call_count)
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self.assertEqual(0, len(queue))
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def test__consumer_cache(self):
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cache_keys_history = []
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def consume(cache, item):
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cache[item] = True
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cache_keys_history.append(list(cache))
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queue = collections.deque([1, 2, 3])
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mock_is_published = mock.MagicMock()
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mock_is_published.isSet = mock.MagicMock(return_value=True)
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broker._consumer(consume, queue, mock_is_published)
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self.assertEqual([[1], [1, 2], [1, 2, 3]], cache_keys_history)
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def test__consumer_fails(self):
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queue = collections.deque([1, 2, 3])
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mock_consume = mock.MagicMock(side_effect=Exception())
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mock_is_published = mock.MagicMock()
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mock_is_published.isSet = mock.MagicMock(return_value=True)
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broker._consumer(mock_consume, queue, mock_is_published)
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self.assertEqual(0, len(queue))
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@mock.patch("rally.common.broker.LOG")
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def test__consumer_indexerror(self, m_log):
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consume = mock.Mock()
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consume.side_effect = IndexError()
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queue = collections.deque([1, 2, 3])
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is_published = mock.Mock()
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is_published.isSet.side_effect = [False, False, True]
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broker._consumer(consume, queue, is_published)
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self.assertTrue(m_log.warning.called)
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self.assertFalse(queue)
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expected = [mock.call({}, 1), mock.call({}, 2), mock.call({}, 3)]
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self.assertEqual(expected, consume.mock_calls)
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def test_run(self):
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def publish(queue):
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queue.append(1)
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queue.append(2)
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queue.append(3)
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consumed = set()
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def consume(cache, item):
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consumed.add(item)
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consumer_count = 2
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broker.run(publish, consume, consumer_count)
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self.assertEqual(set([1, 2, 3]), consumed)
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