def test_not_started(self):
timer = timers.Timer(10)
self.assertTrue(timer._started)
timer.stop()
self.assertFalse(timer._started)
with self.assertRaisesRegex(AssertionError, r'expect true-value'):
timer.get_timeout()
def test_get_timeout_non_positive(self, monotonic_mock):
for timeout, expects in [(0, (-10, -20)), (-1, (-11, -21))]:
with self.subTest(check=timeout):
monotonic_mock.side_effect = [10, 20, 30]
timer = timers.Timer(timeout)
for expect in expects:
self.assertEqual(timer.get_timeout(), expect)
def test_stop(self, monotonic_mock):
monotonic_mock.side_effect = [10, 11, 15, 20, 30]
timer = timers.Timer(14)
self.assertEqual(timer._timeout, 14)
timer.stop()
self.assertEqual(timer._timeout, 13)
timer.start()
self.assertEqual(timer.get_timeout(), 8)
self.assertEqual(timer.get_timeout(), -2)
def test_overflow(self, monotonic_mock):
monotonic_mock.side_effect = [10, 5]
timer = timers.Timer(10)
with self.assertRaisesRegex(AssertionError, r'expect x > 10'):
timer.get_timeout()
def test_start(self, monotonic_mock):
monotonic_mock.side_effect = [10, 11, 20, 30]
timer = timers.Timer(14)
timer.start()
self.assertEqual(timer.get_timeout(), 5)
self.assertEqual(timer.get_timeout(), -5)
def test_is_expired_non_positive(self, monotonic_mock):
for timeout in (0, -1):
with self.subTest(check=timeout):
monotonic_mock.side_effect = [10, 20, 30]
timer = timers.Timer(timeout)
self.assertTrue(timer.is_expired())
def test_is_expired_positive(self, monotonic_mock):
monotonic_mock.side_effect = [10, 20, 30]
timer = timers.Timer(14)
self.assertFalse(timer.is_expired())
self.assertTrue(timer.is_expired())
def test_get_timeout_positive(self, monotonic_mock):
monotonic_mock.side_effect = [10, 20, 30]
timer = timers.Timer(14)
self.assertEqual(timer.get_timeout(), 4)
self.assertEqual(timer.get_timeout(), -6)