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79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
# Copyright 2022 The Matrix.org Foundation C.I.C.
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#
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# 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 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 logging
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import synapse
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from synapse.module_api import cached
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from tests.replication._base import BaseMultiWorkerStreamTestCase
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logger = logging.getLogger(__name__)
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FIRST_VALUE = "one"
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SECOND_VALUE = "two"
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KEY = "mykey"
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class TestCache:
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current_value = FIRST_VALUE
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@cached()
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async def cached_function(self, user_id: str) -> str:
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return self.current_value
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class ModuleCacheInvalidationTestCase(BaseMultiWorkerStreamTestCase):
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servlets = [
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synapse.rest.admin.register_servlets,
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]
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def test_module_cache_full_invalidation(self) -> None:
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main_cache = TestCache()
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self.hs.get_module_api().register_cached_function(main_cache.cached_function)
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worker_hs = self.make_worker_hs("synapse.app.generic_worker")
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worker_cache = TestCache()
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worker_hs.get_module_api().register_cached_function(
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worker_cache.cached_function
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)
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self.assertEqual(FIRST_VALUE, self.get_success(main_cache.cached_function(KEY)))
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self.assertEqual(
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FIRST_VALUE, self.get_success(worker_cache.cached_function(KEY))
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)
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main_cache.current_value = SECOND_VALUE
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worker_cache.current_value = SECOND_VALUE
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# No invalidation yet, should return the cached value on both the main process and the worker
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self.assertEqual(FIRST_VALUE, self.get_success(main_cache.cached_function(KEY)))
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self.assertEqual(
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FIRST_VALUE, self.get_success(worker_cache.cached_function(KEY))
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)
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# Full invalidation on the main process, should be replicated on the worker that
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# should returned the updated value too
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self.get_success(
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self.hs.get_module_api().invalidate_cache(
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main_cache.cached_function, (KEY,)
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)
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)
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self.assertEqual(
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SECOND_VALUE, self.get_success(main_cache.cached_function(KEY))
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)
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self.assertEqual(
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SECOND_VALUE, self.get_success(worker_cache.cached_function(KEY))
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)
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