diff options
Diffstat (limited to 'Lib/test/eintrdata/eintr_tester.py')
| -rw-r--r-- | Lib/test/eintrdata/eintr_tester.py | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/Lib/test/eintrdata/eintr_tester.py b/Lib/test/eintrdata/eintr_tester.py index 64db2e5..2d2876e 100644 --- a/Lib/test/eintrdata/eintr_tester.py +++ b/Lib/test/eintrdata/eintr_tester.py @@ -264,11 +264,47 @@ class TimeEINTRTest(EINTRBaseTest): self.assertGreaterEqual(dt, self.sleep_time) +@unittest.skipUnless(hasattr(signal, "setitimer"), "requires setitimer()") +class SignalEINTRTest(EINTRBaseTest): + """ EINTR tests for the signal module. """ + + def test_sigtimedwait(self): + t0 = time.monotonic() + signal.sigtimedwait([], self.sleep_time) + dt = time.monotonic() - t0 + self.assertGreaterEqual(dt, self.sleep_time) + + def test_sigwaitinfo(self): + signum = signal.SIGUSR1 + pid = os.getpid() + + old_handler = signal.signal(signum, lambda *args: None) + self.addCleanup(signal.signal, signum, old_handler) + + t0 = time.monotonic() + child_pid = os.fork() + if child_pid == 0: + # child + try: + self._sleep() + os.kill(pid, signum) + finally: + os._exit(0) + else: + # parent + signal.sigwaitinfo([signum]) + dt = time.monotonic() - t0 + os.waitpid(child_pid, 0) + + self.assertGreaterEqual(dt, self.sleep_time) + + def test_main(): support.run_unittest( OSEINTRTest, SocketEINTRTest, - TimeEINTRTest) + TimeEINTRTest, + SignalEINTRTest) if __name__ == "__main__": |