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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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75 lines
2.4 KiB
75 lines
2.4 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 multiprocessing example."""
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import datetime
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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 time
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import unittest
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_BINARY_DIR = os.path.realpath(
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os.path.join(
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os.path.dirname(os.path.abspath(__file__)), '..'))
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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,),
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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((_CLIENT_PATH, server_address,),
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stdout=client_stdout)
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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 = 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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