def test_display_balance_incorrect_pin(self):
balance = display_balance(2299, 'user1')
self.assertEqual(balance, 'Access denied: incorrect PIN.')
def test_display_balance_correct_pin_user1(self):
balance = display_balance(1234, 'user1')
self.assertEqual(balance, 'This is your current balance: 100 EUR')
def test_first_user_correct_pin(self):
displayed_amount = display_balance(1234, "user1")
self.assertEqual(displayed_amount, "This is your current amount of money: 2000")
def test_third_user_incorrect_pin(self):
incorrect_pin = 1111
correct_user = "******"
displayed_amount = display_balance(incorrect_pin, correct_user)
self.assertEqual(displayed_amount, "INCORRECT PIN")
def test_third_user_correct_pin(self):
displayed_amount = display_balance(3456, "user3")
self.assertEqual(displayed_amount, "This is your current amount of money: 4000")
def test_second_user_correct_pin(self):
displayed_amount = display_balance(2222, "user2")
self.assertEqual(displayed_amount, "This is your current amount of money: 3000")
def test_first_user_incorrect_pin(self):
incorrect_pin = 1111
correct_user = '******'
result = display_balance(incorrect_pin, correct_user)
self.assertEqual(result, 'Incorrect PIN!!!')
