mirror of https://github.com/m-labs/artiq
81 lines
2.1 KiB
Python
81 lines
2.1 KiB
Python
import unittest
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import sys
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import asyncio
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import os
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from artiq.protocols import pipe_ipc
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class IPCCase(unittest.TestCase):
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def setUp(self):
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if os.name == "nt":
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self.loop = asyncio.ProactorEventLoop()
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else:
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self.loop = asyncio.new_event_loop()
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asyncio.set_event_loop(self.loop)
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def tearDown(self):
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self.loop.close()
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async def _coro_test(self, child_asyncio):
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ipc = pipe_ipc.AsyncioParentComm()
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await ipc.create_subprocess(sys.executable,
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sys.modules[__name__].__file__,
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str(child_asyncio),
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ipc.get_address())
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for i in range(10):
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ipc.write("{}\n".format(i).encode())
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await ipc.drain()
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s = (await ipc.readline()).decode()
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self.assertEqual(int(s), i+1)
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ipc.write(b"-1\n")
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await ipc.process.wait()
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def test_blocking(self):
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self.loop.run_until_complete(self._coro_test(False))
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def test_asyncio(self):
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self.loop.run_until_complete(self._coro_test(True))
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def run_child_blocking():
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child_comm = pipe_ipc.ChildComm(sys.argv[2])
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while True:
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x = int(child_comm.readline().decode())
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if x < 0:
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break
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child_comm.write((str(x+1) + "\n").encode())
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child_comm.close()
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async def coro_child():
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child_comm = pipe_ipc.AsyncioChildComm(sys.argv[2])
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await child_comm.connect()
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while True:
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x = int((await child_comm.readline()).decode())
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if x < 0:
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break
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child_comm.write((str(x+1) + "\n").encode())
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await child_comm.drain()
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child_comm.close()
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def run_child_asyncio():
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if os.name == "nt":
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loop = asyncio.ProactorEventLoop()
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asyncio.set_event_loop(loop)
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else:
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loop = asyncio.get_event_loop()
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loop.run_until_complete(coro_child())
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loop.close()
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def run_child():
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if sys.argv[1] == "True":
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run_child_asyncio()
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else:
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run_child_blocking()
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if __name__ == "__main__":
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run_child()
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