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https://github.com/element-hq/synapse
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b88a323ffb
Due to a failure to instantiate DeferredTimedOutError, time_bound_deferred would throw a CancelledError when the deferred timed out, which was rather confusing.
34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2017 Vector Creations 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 synapse import util
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from twisted.internet import defer
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from tests import unittest
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class ClockTestCase(unittest.TestCase):
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@defer.inlineCallbacks
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def test_time_bound_deferred(self):
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# just a deferred which never resolves
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slow_deferred = defer.Deferred()
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clock = util.Clock()
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time_bound = clock.time_bound_deferred(slow_deferred, 0.001)
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try:
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yield time_bound
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self.fail("Expected timedout error, but got nothing")
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except util.DeferredTimedOutError:
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pass
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