def test_given15cents_returns2coins(self):
        cash = 15

        actual = cash_challenge.check_cash_for_minimum_change(cash)

        self.assertEqual(actual, 2)
    def test_given10cents_returns1coin(self):
        cash = 10

        actual = cash_challenge.check_cash_for_minimum_change(cash)

        self.assertEqual(actual, 1)
    def testGivenOneUSCentReturns1coin(self):
        cash = 1

        actual = cash_challenge.check_cash_for_minimum_change(cash)

        self.assertEqual(actual, 1)
    def test_given3Cents_returns3coins(self):
        cash = 3

        actual = cash_challenge.check_cash_for_minimum_change(cash)

        self.assertEqual(actual, 3)
    def test_given52cents_returns4coins(self):
        cash = 52

        actual = cash_challenge.check_cash_for_minimum_change(cash)

        self.assertEqual(actual, 4)