class TestCashDesk(unittest.TestCase):
def setUp(self):
self.bill = Bill(10)
self.cash_desk = CashDesk()
self.cash_desk.money = [Bill(5), Bill(20)]
def test_take_money_method_with_a_Bill(self):
self.cash_desk.take_money(self.bill)
self.assertEqual(self.cash_desk.money, [Bill(5), Bill(20), Bill(10)])
def test_take_money_method_with_a_Batch_of_Bills(self):
values = [10, 20, 50]
bills = [Bill(value) for value in values]
batch = BatchBill(bills)
self.cash_desk.take_money(batch)
self.assertEqual(
self.cash_desk.money,
[Bill(5), Bill(20),
Bill(10), Bill(20),
Bill(50)])
def test_take_money_method_with_invalid_argument(self):
with self.assertRaises(TypeError):
self.cash_desk.take_money('not Bill or BatchBill')
def test_total_method_without_any_money(self):
desk = CashDesk()
self.assertEqual(desk.total(), 0)
def test_total_method_with_money(self):
self.assertEqual(self.cash_desk.total(), 25)
self.cash_desk.take_money(Bill(100))
self.assertEqual(self.cash_desk.total(), 125)
def test___str___method_with_not_any_money(self):
self.assertEqual(str(CashDesk()), '')
def test___str___method_with_one_Bill(self):
desk = CashDesk()
desk.take_money(Bill(100))
self.assertEqual(str(desk), '100$ bills - 1\n')
def test___str___method(self):
self.cash_desk.take_money(BatchBill([Bill(10), Bill(10), Bill(5)]))
self.assertEqual(str(self.cash_desk), '5$ bills - 2\n'
'10$ bills - 2\n'
'20$ bills - 1\n')
self.cash_desk.take_money(Bill(20))
self.cash_desk.take_money(Bill(10))
self.assertEqual(str(self.cash_desk), '5$ bills - 2\n'
'10$ bills - 3\n'
'20$ bills - 2\n')
def test_total_money_when_desk_is_empty(self): desk = CashDesk() expected = 0 result = desk.total() self.assertEqual(result, expected)
def test_take_money_function_by_using_total_batch_test(self):
values = [10, 20, 50, 100]
bills = [Bill(value) for value in values]
batch = BatchBill(bills)
desk = CashDesk()
desk.take_money(batch)
result = desk.total()
self.assertEqual(result, 180)
def test_total_money(self): batch = BatchBill([Bill(5), Bill(10), Bill(15), Bill(10)]) desk = CashDesk() desk.take_money(batch) expected = 40 result = desk.total() self.assertEqual(result, expected)
def test_total_method_without_any_money(self):
desk = CashDesk()
self.assertEqual(desk.total(), 0)
def test_total_zero_when_new_instance_made(self):
new_cash_desk = CashDesk()
self.assertEqual(0, new_cash_desk.total())
def test_total_after_money_take(self):
new_cash_desk = CashDesk()
new_cash_desk.take_money({1: 2, 100: 3})
self.assertEqual(302, new_cash_desk.total())
def test_total_fuction(self):
desk = CashDesk()
result = desk.total()
self.assertEqual(result, 0)
def test_take_money_function_by_using_total_bill_only_test(self):
bill = Bill(10)
desk = CashDesk()
desk.take_money(bill)
result = desk.total()
self.assertEqual(result, 10)