91 lines
3.8 KiB
Python
91 lines
3.8 KiB
Python
# 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 mock
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from nova import cache_utils
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from nova import test
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class TestOsloCache(test.NoDBTestCase):
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def test_get_default_cache_region(self):
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region = cache_utils._get_default_cache_region(expiration_time=60)
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self.assertEqual(60, region.expiration_time)
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self.assertIsNotNone(region)
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def test_get_default_cache_region_default_expiration_time(self):
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region = cache_utils._get_default_cache_region(expiration_time=0)
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# default oslo.cache expiration_time value 600 was taken
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self.assertEqual(600, region.expiration_time)
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self.assertIsNotNone(region)
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@mock.patch('dogpile.cache.region.CacheRegion.configure')
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def test_get_client(self, mock_cacheregion):
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self.assertIsNotNone(
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cache_utils.get_client(expiration_time=60))
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self.flags(group='cache', enabled=True)
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self.assertIsNotNone(
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cache_utils.get_client(expiration_time=60))
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self.flags(group='cache', enabled=False)
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client = cache_utils.get_client(expiration_time=60)
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self.assertIsNotNone(client.region)
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mock_cacheregion.assert_has_calls(
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[mock.call('oslo_cache.dict',
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arguments={'expiration_time': 60},
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expiration_time=60),
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mock.call('dogpile.cache.null',
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_config_argument_dict=mock.ANY,
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_config_prefix='cache.oslo.arguments.',
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expiration_time=60,
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wrap=None),
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mock.call('oslo_cache.dict',
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arguments={'expiration_time': 60},
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expiration_time=60)],
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)
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@mock.patch('dogpile.cache.region.CacheRegion.configure')
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def test_get_custom_cache_region(self, mock_cacheregion):
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self.assertRaises(RuntimeError,
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cache_utils._get_custom_cache_region)
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self.assertIsNotNone(
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cache_utils._get_custom_cache_region(
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backend='oslo_cache.dict'))
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self.assertIsNotNone(
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cache_utils._get_custom_cache_region(
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backend='dogpile.cache.memcached',
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url=['localhost:11211']))
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mock_cacheregion.assert_has_calls(
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[mock.call('oslo_cache.dict',
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arguments={'expiration_time': 604800},
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expiration_time=604800),
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mock.call('dogpile.cache.memcached',
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arguments={'url': ['localhost:11211']},
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expiration_time=604800)]
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)
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@mock.patch('dogpile.cache.region.CacheRegion.configure')
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def test_get_memcached_client(self, mock_cacheregion):
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self.flags(group='cache', enabled=True)
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self.flags(group='cache', memcache_servers=['localhost:11211'])
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self.assertIsNotNone(
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cache_utils.get_memcached_client(expiration_time=60))
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mock_cacheregion.assert_has_calls(
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[mock.call('dogpile.cache.null',
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_config_argument_dict=mock.ANY,
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_config_prefix='cache.oslo.arguments.',
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expiration_time=60, wrap=None)]
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)
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