6132647fb7
* H305 imports not grouped correctly * H307 like imports should be grouped together Change-Id: If1dd9c89f65ede6959865a885777cb08c263eca0
93 lines
3.0 KiB
Python
93 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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from concurrent import futures
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import testtools
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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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