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bpo-40094: Add test.support.wait_process() (GH-19254)

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Moreover, the following tests now check the child process exit code:

* test_os.PtyTests
* test_mailbox.test_lock_conflict()
* test_tempfile.test_process_awareness()
* test_uuid.testIssue8621()
* multiprocessing resource tracker tests
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Victor Stinner 2020-03-31 20:08:12 +02:00 • committed by GitHub
parent 400e1dbcad
commit 278c1e159c
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19 changed files with 125 additions and 103 deletions
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11
Lib/test/fork_wait.py
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@ -44,16 +44,7 @@ class ForkWait(unittest.TestCase):
pass
def wait_impl(self, cpid):
for i in range(10):
# waitpid() shouldn't hang, but some of the buildbots seem to hang
# in the forking tests. This is an attempt to fix the problem.
spid, status = os.waitpid(cpid, os.WNOHANG)
if spid == cpid:
break
time.sleep(2 * SHORTSLEEP)
self.assertEqual(spid, cpid)
self.assertEqual(status, 0, "cause = %d, exit = %d" % (status&0xff, status>>8))
support.wait_process(cpid, exitcode=0)
def test_wait(self):
for i in range(NUM_THREADS):