public void CurrencyHasValueEquality()
{
var currency1 = new Currency("USD");
var currency2 = new Currency("USD");
object boxedCurrency2 = currency2;
currency1.Equals(currency2).ShouldBe(true);
currency1.Equals(boxedCurrency2).ShouldBe(true);
}
public CurrencyMatrixValue GetConversion(Currency source, Currency target)
{
if (source.Equals(target))
{
// This shouldn't happen in sensible code
return CurrencyMatrixValue.Create(1.0);
}
Dictionary<Currency, CurrencyMatrixValue> targets;
if (_values.TryGetValue(source, out targets))
{
CurrencyMatrixValue ret;
if (targets.TryGetValue(target, out ret))
{
return ret;
}
}
return null;
}
/// <summary>
/// this can be reused for whatever currency type you would like to add if you need more in the future
/// </summary>
/// <param name="currency"></param>
/// <param name="userBalance"></param>
/// <returns></returns>
public static String PrintCurrency(Currency currency, decimal dollarAmmount)
{
if (currency.Equals(Currency.USD))
{
return String.Format("{0:C}", dollarAmmount);
}
else
{
decimal exchangeRate = GetTransferRate(Enum.GetName(typeof(Currency), currency));
return String.Format("{0:f2} {1}", (dollarAmmount * exchangeRate), Enum.GetName(typeof(Currency), currency));
}
}
public void EqualsTest()
{
string currencyName = "US";
string symbol = "USD";
Currency target = new Currency(currencyName, symbol);
bool actual;
actual = target.Equals(null);
Assert.AreEqual(false, actual);
// currencies are equal if the symbols match
currencyName = "United states dollar";
symbol = "USD";
Currency target2 = new Currency(currencyName, symbol);
actual = target.Equals(target2);
Assert.AreEqual(true, actual);
}
