def test_fulfill_pay_transaction_no_money(self):
member = Member(
balance=2
)
transaction = PayTransaction(10)
with self.assertRaises(StregForbudError) as c:
member.fulfill(transaction)
self.assertTrue(c.exception)
self.assertEqual(member.balance, 2)
def test_can_create_non_duplicate_username(self):
not_jeff = Member(username="******",
firstname="jeff",
lastname="jefferson",
gender="M")
form = MemberForm(model_to_dict(not_jeff))
self.assertTrue(form.is_valid())
def test_cant_create_duplicate_username(self):
jeff = Member(username="******",
firstname="jeffrey",
lastname="jefferson",
gender="M")
form = MemberForm(model_to_dict(jeff))
self.assertFalse(form.is_valid())
def test_make_payment_negative(self):
member = Member(balance=100)
member.make_payment(-10)
self.assertEqual(member.balance, 90)
def test_make_payment_positive(self):
member = Member(balance=100)
member.make_payment(10)
self.assertEqual(member.balance, 110)
def test_fulfill_pay_transaction_rollback(self):
member = Member(balance=2)
transaction = PayTransaction(10)
member.rollback(transaction)
self.assertEqual(member.balance, 12)
def test_fulfill_pay_transaction(self):
member = Member(balance=100)
transaction = PayTransaction(10)
member.fulfill(transaction)
self.assertEqual(member.balance, 90)