def test_start_time(self):
r = Reservation()
r.set_start_time(2016, 2, 29, 12)
self.assertEqual(r.get_start_time(), datetime.datetime(2016, 2, 29, 12))
with self.assertRaises(ValueError):
r.set_start_time(2015, 2, 29, 12)
with self.assertRaises(ValueError):
r.set_start_time(2100, 2, 29, 12)
