def test_outdate_valid_guzi(self):
user = User("id", None)
user.guzi_wallet.append("2000-01-01-id-guzi0000")
user.guzi_wallet.append("2000-01-01-id-guzi0001")
user.guzi_wallet.append("2000-01-01-id-guzi0002")
user.outdate(["2000-01-01-id-guzi0000"])
self.assertEqual(len(user.guzi_wallet), 2)
self.assertEqual(len(user.total_accumulated), 1)
def test_outdate_raise_error_for_unexisting_guzi(self):
user = User("id", None)
with self.assertRaises(ValueError):
user.outdate([1234, 4321])
