public void AddExchangeRate_CHFtoUSD_GetExchangeRate_CHFtoUSD()
{
var repository = new CurrencyExchangeRepository();
repository.AddExchangeRate(Currency.USD, Currency.CHF, 2.0 / 1.0);
var rate = repository.GetExchangeRate(Currency.CHF, Currency.USD);
Assert.IsTrue(Math.Abs(1.0 / 2.0 - rate) < double.Epsilon);
}
public Money Exchange(Money srcMoney, Currency dstCurrency)
{
if (srcMoney.Currency == dstCurrency)
{
return(srcMoney);
}
var rate = _repository.GetExchangeRate(srcMoney.Currency, dstCurrency);
return(new Money(srcMoney.Amount * rate, dstCurrency));
}
