示例#1
0
    def test_divplication_with_expression(self):
        factory = self.factory

        with self.assertRaises(OperatorError):
            factory.dollar(5) / "aadf"
        with self.assertRaises(OperatorError):
            factory.dollar(10) / factory.franc(2)
        with self.assertRaises(OperatorError):
            (factory.dollar(3) + factory.franc(2)) / "a"
        with self.assertRaises(OperatorError):
            (factory.dollar(10) - factory.franc(2)) / "bcd"

        res = factory.dollar(5) - factory.franc(10)
        bank = Bank()
        bank.add_rate("CHF", "USD", 2)
        reduced = bank.reduce(res, "USD")
        self.assertEqual(factory.dollar(0), reduced)

        res2 = factory.dollar(5) - factory.dollar(5)
        reduced = bank.reduce(res2, "USD")
        self.assertEqual(factory.dollar(0), reduced)
示例#2
0
    def test_divplication_with_expression(self):
        factory = self.factory

        with self.assertRaises(OperatorError):
            factory.dollar(5) / "aadf"
        with self.assertRaises(OperatorError):
            factory.dollar(10) / factory.franc(2)
        with self.assertRaises(OperatorError):
            (factory.dollar(3) + factory.franc(2)) / "a"
        with self.assertRaises(OperatorError):
            (factory.dollar(10) - factory.franc(2)) / "bcd"

        res = factory.dollar(5) - factory.franc(10)
        bank = Bank()
        bank.add_rate("CHF", "USD", 2)
        reduced = bank.reduce(res, "USD")
        self.assertEqual(factory.dollar(0), reduced)

        res2 = factory.dollar(5) - factory.dollar(5)
        reduced = bank.reduce(res2, "USD")
        self.assertEqual(factory.dollar(0), reduced)