def test_register_twice_does_not_duplicate_fd(self, select):
select.epoll.return_value = FakeEpoll()
poller = EPollPoller()
poller.register(0)
poller.register(0) # IOError is swallowed
fd = poller.poll()
self.assertEqual(list(fd), [0])
def test_unregister_twice_has_no_side_effect(self, select):
select.epoll.return_value = FakeEpoll()
poller = EPollPoller()
poller.register(0)
poller.unregister(0)
try:
poller.unregister(0)
except Exception as ex:
self.fail("Shouldn't have failed: %s" % ex)
def test_timeout_when_no_registered_fds(self, select):
select.epoll.return_value = FakeEpoll()
poller = EPollPoller(timeout=0.5)
a = time.time()
fd = list(poller.poll())
b = time.time()
self.assertEqual(fd, [])
d = b - a
if not (0.48 < d < 0.52):
self.fail("Did not wait for the appropriate amount of time: %f" %
d)
def test_release_poller(self, select):
select.epoll.return_value = FakeEpoll()
poller = EPollPoller()
poller.register(0)
poller.register(1)
fd = poller.poll()
self.assertEqual(list(fd), [0, 1])
poller.unregister(0)
fd = poller.poll()
self.assertEqual(list(fd), [1])
poller.release()
fd = poller.poll()
self.assertEqual(list(fd), [])