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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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64 lines
1.9 KiB
64 lines
1.9 KiB
6 years ago
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# Copyright 2019 The gRPC Authors
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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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"""Test for gRPC Python debug example."""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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import logging
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import unittest
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from contextlib import contextmanager
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import socket
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from examples.python.debug import debug_server
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from examples.python.debug import send_message
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from examples.python.debug import get_stats
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_LOGGER = logging.getLogger(__name__)
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_LOGGER.setLevel(logging.INFO)
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_FAILURE_RATE = 0.5
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_NUMBER_OF_MESSAGES = 100
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@contextmanager
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def get_free_loopback_tcp_port():
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if socket.has_ipv6:
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tcp_socket = socket.socket(socket.AF_INET6)
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else:
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tcp_socket = socket.socket(socket.AF_INET)
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tcp_socket.bind(('', 0))
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address_tuple = tcp_socket.getsockname()
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yield "localhost:%s" % (address_tuple[1])
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tcp_socket.close()
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class DebugExampleTest(unittest.TestCase):
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def test_channelz_example(self):
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with get_free_loopback_tcp_port() as addr:
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server = debug_server.create_server(
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addr=addr, failure_rate=_FAILURE_RATE)
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server.start()
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send_message.run(addr=addr, n=_NUMBER_OF_MESSAGES)
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get_stats.run(addr=addr)
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server.stop(None)
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# No unhandled exception raised, test passed!
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if __name__ == '__main__':
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logging.basicConfig()
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unittest.main(verbosity=2)
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