public void Test_Money_Reduce()
{
Bank bank = new Bank();
Money result = bank.Reduce(Money.Dollar(1), "USD");
Assert.AreEqual(Money.Dollar(1), result);
}
public void TestReduceSum()
{
var sum = new Sum(Money.Dollar(3), Money.Dollar(4));
Bank bank = new Bank();
Money result = bank.Reduce(sum, "USD");
Assert.AreEqual(Money.Dollar(7), result);
}
public void Test_Sum_Times()
{
MoneyExpression fiveBucks = Money.Dollar(5);
MoneyExpression tenFrancs = Money.Franc(10);
Bank bank = new Bank();
bank.AddRate("CHF", "USD", 2);
MoneyExpression sum = new Sum(fiveBucks, tenFrancs).Times(2);
Money result = bank.Reduce(sum, USD);
Assert.AreEqual(Money.Dollar(20), result);
}