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bpo-34040, multiprocessing: Fix test_forkserver_sigkill() by vstinner · Pull Request #8081 · python/cpython · GitHub

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bpo-34040, multiprocessing: Fix test_forkserver_sigkill() #8081

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Merged
vstinner merged 1 commit into from
Jul 4, 2018
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bpo-34040, multiprocessing: Fix test_forkserver_sigkill() #8081

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8 changes: 6 additions & 2 deletions Lib/test/_test_multiprocessing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -651,13 +651,17 @@ def check_forkserver_death(self, signum):
from multiprocessing.forkserver import _forkserver
_forkserver.ensure_running()

# First process sleeps 500 ms
delay = 0.5

evt = self.Event()
proc = self.Process(target=self._sleep_and_set_event, args=(evt, 1.0))
proc = self.Process(target=self._sleep_and_set_event, args=(evt, delay))
proc.start()

pid = _forkserver._forkserver_pid
os.kill(pid, signum)
time.sleep(1.0) # give it time to die
# give time to the fork server to die and time to proc to complete
time.sleep(delay * 2.0)

evt2 = self.Event()
proc2 = self.Process(target=self._sleep_and_set_event, args=(evt2,))
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