def test_add_minutes_carry_the_hour(self):
test_object = WdcTime("0830")
test_object.add_minutes(31)
self.assertEqual(test_object.minutes, "01")
self.assertEqual(test_object.hours, "09")
def test_add_minutes(self):
test_object = WdcTime("0800")
test_object.add_minutes(30)
self.assertEqual(test_object.minutes, "30")