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| author | Antoine Pitrou <pitrou@free.fr> | 2017-06-30 08:54:32 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-06-30 08:54:32 (GMT) |
| commit | 5741b70acf88846a0d3b2d348535f250577b2df6 (patch) | |
| tree | cbe2ec6696c8984fc9e0523cf80627bbbc33474a /Lib/test | |
| parent | a9705b777859f555d50eb5dcd5fc4260c42a0188 (diff) | |
| download | cpython-5741b70acf88846a0d3b2d348535f250577b2df6.zip cpython-5741b70acf88846a0d3b2d348535f250577b2df6.tar.gz cpython-5741b70acf88846a0d3b2d348535f250577b2df6.tar.bz2 | |
[3.5] bpo-30807: signal.setitimer() may disable the timer by mistake (GH-2493) (#2498)
* bpo-30807: signal.setitimer() may disable the timer by mistake
* Add NEWS blurb
(cherry picked from commit 729780a810bbcb12b245a1b652302a601fc9f6fd)
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_signal.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_signal.py b/Lib/test/test_signal.py index 1b80ff0..5c7b31d 100644 --- a/Lib/test/test_signal.py +++ b/Lib/test/test_signal.py @@ -764,6 +764,15 @@ class ItimerTest(unittest.TestCase): # and the handler should have been called self.assertEqual(self.hndl_called, True) + def test_setitimer_tiny(self): + # bpo-30807: C setitimer() takes a microsecond-resolution interval. + # Check that float -> timeval conversion doesn't round + # the interval down to zero, which would disable the timer. + self.itimer = signal.ITIMER_REAL + signal.setitimer(self.itimer, 1e-6) + time.sleep(1) + self.assertEqual(self.hndl_called, True) + class PendingSignalsTests(unittest.TestCase): """ |