private void CalcTipPercentage()
{
_calculator.CalcTipPercentage();
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs("TipPercent"));
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs("TipPercentTxt"));
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs("GrandTotalTxt"));
}
public void CalculateTipPercentageTwentyFivePercent()
{
var tipCalculator = new TipCalculator
{
Total = 10,
Tip = 2.50
};
tipCalculator.CalcTipPercentage();
Assert.AreEqual(tipCalculator.TipPercent, 25);
}
public void CalculateTipPercentageTenPercent()
{
var tipCalculator = new TipCalculator
{
Total = 10,
Tip = 1
};
tipCalculator.CalcTipPercentage();
Assert.AreEqual(tipCalculator.TipPercent, 10);
}
