public void CalculateTipTest()
{
var calculator = new TipCalculator();
var request = new TipCalculationRequest {
MealCost = 100, TipPercent = .2M
};
var result = calculator.CalculateTip(request);
Assert.AreEqual(result.TipAmount, 20M);
Assert.AreEqual(result.TotalCost, 120M);
}
public TipCalculationResponse CalculateTip(TipCalculationRequest request)
{
var response = new TipCalculationResponse();
response.TipPercent = request.TipPercent;
response.MealCost = request.MealCost;
response.TipAmount = response.TipPercent * response.MealCost;
response.TotalCost = response.MealCost + response.TipAmount;
response.TipAmount = Math.Round(response.TipAmount, 2); //limits response to two decimal places for currency
response.TotalCost = Math.Round(response.TotalCost, 2);
return(response);
}
