def test_total_sum_of_bills(self):
bills = [Bill(5), Bill(10), Bill(15)]
batch = BatchBill(bills)
expected_sum = 30
self.assertEqual(batch.total(), expected_sum)
def test_total_function(self):
values = [10, 20, 50, 100]
bills = [Bill(value) for value in values]
batch = BatchBill(bills)
result = batch.total()
self.assertEqual(result, 180)
def test_total_sum_of_bills_when_no_bills(self):
bills = []
batchBill = BatchBill(bills)
expected_sum = 0
self.assertEqual(batchBill.total(), expected_sum)
def test_string_representation(self):
values = [10, 20, 50, 100]
bills = [Bill(value) for value in values]
batch = BatchBill(bills)
result = len(batch)
self.assertEqual(result, 4)
def test_when_bills_are_unordered(self): batch = BatchBill([Bill(25), Bill(10), Bill(15), Bill(10)]) desk = CashDesk() desk.take_money(batch) expected = '10$ bills: 2\n15$ bills: 1\n25$ bills: 1\n' self.assertEqual(str(desk), expected)
class TestBatchBill(unittest.TestCase):
def setUp(self):
values = [10, 20, 50, 100]
self.bills = [Bill(value) for value in values]
self.batch_bill = BatchBill(list_of_bills=self.bills)
def test___init___method_with_non_Bill_instance_in_list_of_bills(self):
with self.assertRaises(TypeError):
BatchBill([Bill(10), Bill(15), 'abc'])
def test___init___method(self):
self.assertEqual(self.batch_bill.bills,
[Bill(10), Bill(20),
Bill(50), Bill(100)])
self.bills[0] = Bill(50)
self.assertEqual(self.batch_bill.bills,
[Bill(10), Bill(20),
Bill(50), Bill(100)])
def test___len___method(self):
self.assertEqual(len(self.batch_bill), 4)
def test_total_method(self):
self.assertEqual(self.batch_bill.total(), 180)
def test___getitem___method(self):
_sum = 0
for bill in self.batch_bill:
_sum += int(bill)
self.assertEqual(self.batch_bill[1], Bill(20))
self.assertEqual(_sum, 180)
def test_index_of_some_Bill_in_BatchBill(self):
values = [10, 20, 50, 100]
bills = [Bill(value) for value in values]
batch = BatchBill(bills)
index = 3
result = batch[index]
self.assertEqual(result, Bill(100))
def test_take_batch(self):
batch = BatchBill([Bill(5), Bill(10), Bill(15)])
desk = CashDesk()
expected_dict = {Bill(5): 1, Bill(10): 1, Bill(15): 1}
desk.take_money(batch)
self.assertEqual(desk.get_dict(), expected_dict)
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_len_of_batch(self):
bills = [Bill(5), Bill(10), Bill(15)]
batchBill = BatchBill(bills)
expected_len = 3
self.assertEqual(len(batchBill), expected_len)
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___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_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_iterable(self):
values = [10, 20]
bills = [Bill(value) for value in values]
batch = BatchBill(bills)
expected_result = 'A 10$ bill. A 20$ bill. '
result = ''
for bill in batch:
result += str(bill) + '. '
self.assertEqual(result, expected_result)
def setUp(self):
values = [10, 20, 50, 100]
self.bills = [Bill(value) for value in values]
self.batch_bill = BatchBill(list_of_bills=self.bills)
def test___init___method_with_non_Bill_instance_in_list_of_bills(self):
with self.assertRaises(TypeError):
BatchBill([Bill(10), Bill(15), 'abc'])
