def test_multiplication(self):
five = dollar.Dollar(5)
product = five.times(2)
self.assertEqual(10, product.amount)
product = five.times(3)
self.assertEqual(15, product.amount)
def test_equality(self):
self.assertTrue(dollar.Dollar(5).equals(dollar.Dollar(5)))
self.assertFalse(dollar.Dollar(5).equals(dollar.Dollar(6)))
def test_something(self):
five = dollar.Dollar(5)
self.assertEqual(dollar.Dollar(10), five.times(2))
self.assertEqual(dollar.Dollar(15), five.times(3))
def test_multiplication(self):
five = dollar.Dollar(5)
# Pythonのインスタンスの等価性比較は、比較対象を明示しないといけないので、amountで比較
# ただ、これって test_equality と同じことになっている気が。
self.assertEqual(dollar.Dollar(10).amount, five.times(2).amount)
self.assertEqual(dollar.Dollar(15).amount, five.times(3).amount)
def test_multiplication(self):
five = dollar.Dollar(5)
five.times(2)
self.assertEqual(10, five.amount)