7655ae02ce
Instead of always using our custom future wait functionality, only use that functionality if there are green futures and in other cases just use the future wait() function instead. Change-Id: I1eadcf53eb4b5f47b9543965610bfe04fec52e70
94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2013 Yahoo! Inc. All Rights Reserved.
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#
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# 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 testtools
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from concurrent import futures
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from taskflow import test
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from taskflow.utils import async_utils as au
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from taskflow.utils import eventlet_utils as eu
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class WaitForAnyTestsMixin(object):
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timeout = 0.001
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def test_waits_and_finishes(self):
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def foo():
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pass
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with self.executor_cls(2) as e:
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fs = [e.submit(foo), e.submit(foo)]
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# this test assumes that our foo will end within 10 seconds
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done, not_done = au.wait_for_any(fs, 10)
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self.assertIn(len(done), (1, 2))
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self.assertTrue(any(f in done for f in fs))
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def test_not_done_futures(self):
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fs = [futures.Future(), futures.Future()]
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done, not_done = au.wait_for_any(fs, self.timeout)
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self.assertEqual(len(done), 0)
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self.assertEqual(len(not_done), 2)
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def test_mixed_futures(self):
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f1 = futures.Future()
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f2 = futures.Future()
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f2.set_result(1)
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done, not_done = au.wait_for_any([f1, f2], self.timeout)
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self.assertEqual(len(done), 1)
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self.assertEqual(len(not_done), 1)
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self.assertIs(not_done.pop(), f1)
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self.assertIs(done.pop(), f2)
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@testtools.skipIf(not eu.EVENTLET_AVAILABLE, 'eventlet is not available')
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class AsyncUtilsEventletTest(test.TestCase,
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WaitForAnyTestsMixin):
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executor_cls = eu.GreenExecutor
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is_green = True
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def test_add_result(self):
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waiter = eu._GreenWaiter()
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self.assertFalse(waiter.event.is_set())
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waiter.add_result(futures.Future())
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self.assertTrue(waiter.event.is_set())
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def test_add_exception(self):
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waiter = eu._GreenWaiter()
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self.assertFalse(waiter.event.is_set())
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waiter.add_exception(futures.Future())
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self.assertTrue(waiter.event.is_set())
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def test_add_cancelled(self):
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waiter = eu._GreenWaiter()
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self.assertFalse(waiter.event.is_set())
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waiter.add_cancelled(futures.Future())
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self.assertTrue(waiter.event.is_set())
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class AsyncUtilsThreadedTest(test.TestCase,
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WaitForAnyTestsMixin):
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executor_cls = futures.ThreadPoolExecutor
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class MakeCompletedFutureTest(test.TestCase):
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def test_make_completed_future(self):
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result = object()
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future = au.make_completed_future(result)
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self.assertTrue(future.done())
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self.assertIs(future.result(), result)
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