public void Exchange_RetrunValueFromPositives_ReturnsCorrectValue(decimal a, decimal b, decimal expected)
{
RecalculateCurrencies recalculateCurrencies = new RecalculateCurrencies();
var result = recalculateCurrencies.Exchange(a, b);
var floreedResult = System.Math.Floor(result);
Assert.AreEqual(expected, floreedResult);
}
public void Exchange_RetrunValueFromNotPositives_ReturnsException()
{
RecalculateCurrencies recalculateCurrencies = new RecalculateCurrencies();
var result = recalculateCurrencies.Substract(2, 5);
}
