109 lines
2.7 KiB
Python
109 lines
2.7 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 OpenMarket Ltd
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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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from twisted.internet import defer
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from tests import unittest
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from synapse.util.lockutils import LockManager
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class LockManagerTestCase(unittest.TestCase):
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def setUp(self):
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self.lock_manager = LockManager()
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@defer.inlineCallbacks
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def test_one_lock(self):
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key = "test"
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deferred_lock1 = self.lock_manager.lock(key)
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self.assertTrue(deferred_lock1.called)
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lock1 = yield deferred_lock1
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self.assertFalse(lock1.released)
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lock1.release()
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self.assertTrue(lock1.released)
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@defer.inlineCallbacks
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def test_concurrent_locks(self):
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key = "test"
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deferred_lock1 = self.lock_manager.lock(key)
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deferred_lock2 = self.lock_manager.lock(key)
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self.assertTrue(deferred_lock1.called)
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self.assertFalse(deferred_lock2.called)
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lock1 = yield deferred_lock1
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self.assertFalse(lock1.released)
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self.assertFalse(deferred_lock2.called)
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lock1.release()
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self.assertTrue(lock1.released)
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self.assertTrue(deferred_lock2.called)
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lock2 = yield deferred_lock2
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lock2.release()
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@defer.inlineCallbacks
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def test_sequential_locks(self):
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key = "test"
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deferred_lock1 = self.lock_manager.lock(key)
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self.assertTrue(deferred_lock1.called)
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lock1 = yield deferred_lock1
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self.assertFalse(lock1.released)
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lock1.release()
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self.assertTrue(lock1.released)
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deferred_lock2 = self.lock_manager.lock(key)
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self.assertTrue(deferred_lock2.called)
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lock2 = yield deferred_lock2
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self.assertFalse(lock2.released)
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lock2.release()
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self.assertTrue(lock2.released)
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@defer.inlineCallbacks
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def test_with_statement(self):
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key = "test"
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with (yield self.lock_manager.lock(key)) as lock:
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self.assertFalse(lock.released)
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self.assertTrue(lock.released)
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@defer.inlineCallbacks
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def test_two_with_statement(self):
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key = "test"
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with (yield self.lock_manager.lock(key)):
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pass
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with (yield self.lock_manager.lock(key)):
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pass
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