def test_datetime_patch():
clock = TimeMachineClock()
patcher = DatetimePatcher(clock)
patcher.start()
assert datetime.datetime.today() == datetime.datetime.fromtimestamp(0)
clock.time = 3600
assert datetime.datetime.today() == datetime.datetime.fromtimestamp(3600)
patcher.stop()
def test_time_patch():
clock = TimeMachineClock()
patcher = TimePatcher(clock)
patcher.start()
assert time.time() == 0
clock.time = 3600
assert time.time() == 3600
patcher.stop()
def test_sleep_patch():
clock = TimeMachineClock()
patcher = TimePatcher(clock)
patcher.start()
assert time.time() == 0
time.sleep(3600)
assert time.time() == 3600
clock.time = 7200
assert time.time() == 7200
patcher.stop()