46 lines
1.6 KiB
Python
46 lines
1.6 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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import fixtures
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from keystone import catalog
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from keystone.common import cache
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from keystone import revoke
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CACHE_REGIONS = (cache.CACHE_REGION, catalog.COMPUTED_CATALOG_REGION,
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revoke.REVOKE_REGION)
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class Cache(fixtures.Fixture):
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"""A fixture for setting up the cache between test cases.
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This will also tear down an existing cache if one is already configured.
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"""
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def setUp(self):
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super(Cache, self).setUp()
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# NOTE(dstanek): We must remove the existing cache backend in the
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# setUp instead of the tearDown because it defaults to a no-op cache
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# and we want the configure call below to create the correct backend.
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# NOTE(morganfainberg): The only way to reconfigure the CacheRegion
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# object on each setUp() call is to remove the .backend property.
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for region in CACHE_REGIONS:
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if region.is_configured:
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del region.backend
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# ensure the cache region instance is setup
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cache.configure_cache(region=region)
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