Python isDefaultHandler示例

示例#1

文件： test_sigchld.py 项目： Lyrics2000/redis_django_crypro

 def test_uninstallHandler(self):
     """
     C{installHandler(-1)} removes the SIGCHLD handler completely.
     """
     read, write = self.pipe()
     self.assertTrue(isDefaultHandler())
     installHandler(write)
     self.assertFalse(isDefaultHandler())
     installHandler(-1)
     self.assertTrue(isDefaultHandler())

示例#2

文件： test_sigchld.py 项目： anrysev/twisted

 def test_uninstallHandler(self):
     """
     C{installHandler(-1)} removes the SIGCHLD handler completely.
     """
     read, write = self.pipe()
     self.assertTrue(isDefaultHandler())
     installHandler(write)
     self.assertFalse(isDefaultHandler())
     installHandler(-1)
     self.assertTrue(isDefaultHandler())

示例#3

文件： test_sigchld.py 项目： Lyrics2000/redis_django_crypro

 def test_isDefaultHandler(self):
     """
     L{isDefaultHandler} returns true if the SIGCHLD handler is SIG_DFL,
     false otherwise.
     """
     self.assertTrue(isDefaultHandler())
     signal.signal(signal.SIGCHLD, signal.SIG_IGN)
     self.assertFalse(isDefaultHandler())
     signal.signal(signal.SIGCHLD, signal.SIG_DFL)
     self.assertTrue(isDefaultHandler())
     signal.signal(signal.SIGCHLD, lambda *args: None)
     self.assertFalse(isDefaultHandler())

示例#4

文件： test_sigchld.py 项目： anrysev/twisted

 def test_isDefaultHandler(self):
     """
     L{isDefaultHandler} returns true if the SIGCHLD handler is SIG_DFL,
     false otherwise.
     """
     self.assertTrue(isDefaultHandler())
     signal.signal(signal.SIGCHLD, signal.SIG_IGN)
     self.assertFalse(isDefaultHandler())
     signal.signal(signal.SIGCHLD, signal.SIG_DFL)
     self.assertTrue(isDefaultHandler())
     signal.signal(signal.SIGCHLD, lambda *args: None)
     self.assertFalse(isDefaultHandler())