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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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76 lines
2.4 KiB
76 lines
2.4 KiB
# 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 multiprocessing example.""" |
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import ast |
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import logging |
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import math |
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import os |
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import re |
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import subprocess |
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import tempfile |
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import unittest |
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_BINARY_DIR = os.path.realpath( |
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os.path.join(os.path.dirname(os.path.abspath(__file__)), "..") |
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) |
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_SERVER_PATH = os.path.join(_BINARY_DIR, "server") |
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_CLIENT_PATH = os.path.join(_BINARY_DIR, "client") |
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def is_prime(n): |
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for i in range(2, int(math.ceil(math.sqrt(n)))): |
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if n % i == 0: |
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return False |
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else: |
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return True |
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def _get_server_address(server_stream): |
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while True: |
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server_stream.seek(0) |
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line = server_stream.readline() |
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while line: |
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matches = re.search("Binding to '(.+)'", line) |
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if matches is not None: |
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return matches.groups()[0] |
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line = server_stream.readline() |
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class MultiprocessingExampleTest(unittest.TestCase): |
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def test_multiprocessing_example(self): |
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server_stdout = tempfile.TemporaryFile(mode="r") |
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server_process = subprocess.Popen((_SERVER_PATH,), stdout=server_stdout) |
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server_address = _get_server_address(server_stdout) |
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client_stdout = tempfile.TemporaryFile(mode="r") |
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client_process = subprocess.Popen( |
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( |
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_CLIENT_PATH, |
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server_address, |
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), |
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stdout=client_stdout, |
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) |
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client_process.wait() |
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server_process.terminate() |
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client_stdout.seek(0) |
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results = ast.literal_eval(client_stdout.read().strip().split("\n")[-1]) |
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values = tuple(result[0] for result in results) |
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self.assertSequenceEqual(range(2, 10000), values) |
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for result in results: |
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self.assertEqual(is_prime(result[0]), result[1]) |
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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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