def test_split(self):
sw = StopWatch()
sw.start()
self.assertEqual(0, sw.splits_count)
### split 1
delay1 = 0.5
time.sleep(delay1)
sw.split()
self.assertEqual(1, sw.splits_count)
self.assertAlmostEqual(delay1,
sw.last_split_time.total_seconds(),
places=1)
self.assertAlmostEqual(delay1,
sw.mean_split_time.total_seconds(),
places=1)
self.assertEqual(sw.last_split_time, sw.total_split_time)
### split 1
delay2 = 1.0
time.sleep(delay2)
sw.split()
self.assertEqual(2, sw.splits_count)
self.assertAlmostEqual(delay2,
sw.last_split_time.total_seconds(),
places=1)
self.assertAlmostEqual((delay1 + delay2) / 2,
sw.mean_split_time.total_seconds(),
places=1)
self.assertAlmostEqual(delay1 + delay2,
sw.total_split_time.total_seconds(),
places=1)
class TestExecStopwatch(BaseResult):
"""Time test execution using a stopwatch.
Use it as a mix-in of a unittest's result class.
"""
def __init__(self, **kwds):
super().__init__(**kwds)
self.stopwatch = StopWatch()
def startTest(self, test):
if not self.stopwatch.is_started:
self.stopwatch.start()
super().startTest(test)
def stopTest(self, test):
super().stopTest(test)
self.stopwatch.split()
def test_split_raises_if_not_started(self):
sw = StopWatch()
with self.assertRaises(RuntimeError):
sw.split()
