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40 lines
1.0 KiB
40 lines
1.0 KiB
"""This test checks for correct wait3() behavior.
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"""
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import os
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import time
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import unittest
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from test.fork_wait import ForkWait
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from test.test_support import run_unittest, reap_children
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try:
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os.fork
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except AttributeError:
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raise unittest.SkipTest, "os.fork not defined -- skipping test_wait3"
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try:
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os.wait3
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except AttributeError:
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raise unittest.SkipTest, "os.wait3 not defined -- skipping test_wait3"
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class Wait3Test(ForkWait):
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def wait_impl(self, cpid):
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for i in range(10):
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# wait3() shouldn't hang, but some of the buildbots seem to hang
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# in the forking tests. This is an attempt to fix the problem.
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spid, status, rusage = os.wait3(os.WNOHANG)
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if spid == cpid:
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break
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time.sleep(1.0)
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self.assertEqual(spid, cpid)
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self.assertEqual(status, 0, "cause = %d, exit = %d" % (status&0xff, status>>8))
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self.assertTrue(rusage)
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def test_main():
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run_unittest(Wait3Test)
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reap_children()
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if __name__ == "__main__":
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test_main()
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