def test_subtract_timedelta():
delta = timedelta(seconds=16, microseconds=654321)
d = Time(3, 12, 15, 777777)
d = d.subtract_timedelta(delta)
assert d.minute == 11
assert d.second == 59
assert d.microsecond == 123456
d = Time(3, 12, 15, 777777)
d = d - delta
assert d.minute == 11
assert d.second == 59
assert d.microsecond == 123456
def test_subtract_timedelta(self):
delta = timedelta(seconds=16, microseconds=654321)
d = Time(3, 12, 15, 777777)
d = d.subtract_timedelta(delta)
self.assertEqual(11, d.minute)
self.assertEqual(59, d.second)
self.assertEqual(123456, d.microsecond)
d = Time(3, 12, 15, 777777)
d = d - delta
self.assertEqual(11, d.minute)
self.assertEqual(59, d.second)
self.assertEqual(123456, d.microsecond)
def test_add_timedelta_with_days():
delta = timedelta(days=3, seconds=45, microseconds=123456)
d = Time(3, 12, 15, 654321)
with pytest.raises(TypeError):
d.subtract_timedelta(delta)
