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Diffstat (limited to 'src/python/grpcio/tests/unit/_channel_ready_future_test.py')
-rw-r--r-- | src/python/grpcio/tests/unit/_channel_ready_future_test.py | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/src/python/grpcio/tests/unit/_channel_ready_future_test.py b/src/python/grpcio/tests/unit/_channel_ready_future_test.py deleted file mode 100644 index b84bc0197a..0000000000 --- a/src/python/grpcio/tests/unit/_channel_ready_future_test.py +++ /dev/null @@ -1,103 +0,0 @@ -# Copyright 2015, Google Inc. -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are -# met: -# -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above -# copyright notice, this list of conditions and the following disclaimer -# in the documentation and/or other materials provided with the -# distribution. -# * Neither the name of Google Inc. nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -"""Tests of grpc.channel_ready_future.""" - -import threading -import unittest -from concurrent import futures - -import grpc -from grpc import _channel -from grpc import _server -from tests.unit.framework.common import test_constants - - -class _Callback(object): - - def __init__(self): - self._condition = threading.Condition() - self._value = None - - def accept_value(self, value): - with self._condition: - self._value = value - self._condition.notify_all() - - def block_until_called(self): - with self._condition: - while self._value is None: - self._condition.wait() - return self._value - - -class ChannelReadyFutureTest(unittest.TestCase): - - def test_lonely_channel_connectivity(self): - channel = grpc.insecure_channel('localhost:12345') - callback = _Callback() - - ready_future = grpc.channel_ready_future(channel) - ready_future.add_done_callback(callback.accept_value) - with self.assertRaises(grpc.FutureTimeoutError): - ready_future.result(test_constants.SHORT_TIMEOUT) - self.assertFalse(ready_future.cancelled()) - self.assertFalse(ready_future.done()) - self.assertTrue(ready_future.running()) - ready_future.cancel() - value_passed_to_callback = callback.block_until_called() - self.assertIs(ready_future, value_passed_to_callback) - self.assertTrue(ready_future.cancelled()) - self.assertTrue(ready_future.done()) - self.assertFalse(ready_future.running()) - - def test_immediately_connectable_channel_connectivity(self): - server = _server.Server((), futures.ThreadPoolExecutor(max_workers=0)) - port = server.add_insecure_port('[::]:0') - server.start() - channel = grpc.insecure_channel('localhost:{}'.format(port)) - callback = _Callback() - - ready_future = grpc.channel_ready_future(channel) - ready_future.add_done_callback(callback.accept_value) - self.assertIsNone(ready_future.result(test_constants.SHORT_TIMEOUT)) - value_passed_to_callback = callback.block_until_called() - self.assertIs(ready_future, value_passed_to_callback) - self.assertFalse(ready_future.cancelled()) - self.assertTrue(ready_future.done()) - self.assertFalse(ready_future.running()) - # Cancellation after maturity has no effect. - ready_future.cancel() - self.assertFalse(ready_future.cancelled()) - self.assertTrue(ready_future.done()) - self.assertFalse(ready_future.running()) - - -if __name__ == '__main__': - unittest.main(verbosity=2) |