public void CalculateIncome_CalculatesCorrectIncome(int awakeHours, int asleepHours, int postMidnightHours)
{
// Arrange
var service = new PaymentCalculationService();
// Act
var expectedCalculatedIncome = (awakeHours * 12) + (asleepHours * 8) + (postMidnightHours * 16);
var calculatedIncome = service.CalculateIncome(awakeHours, asleepHours, postMidnightHours);
// Assert
Assert.Equal(expectedCalculatedIncome, calculatedIncome);
}
