public ExchangeResult SellCurrency(decimal customerAmount, string currenyType)
{
ExchangeBC bc = new ExchangeBC();
var result = bc.SellCurrecy(customerAmount, currenyType);
return(result);
}
public void SellCurrencyZeroAmount()
{
ExchangeBC bc = new ExchangeBC();
var result = bc.SellCurrecy(0, "USD");
Assert.AreEqual(0, result.ExchangeRate);
Assert.AreEqual("Please enter correct amount", result.Message);
}