public void CalculateIncome_YearIsNullAndDoNotInclude_Returns35()
{
// Arrange
decimal target = 15 + 20;
string firstId = "ScooterOne";
string secondId = "ScooterTwo";
decimal price = 0.5m;
IList <RentedUnit> rentHistory = new List <RentedUnit>
{
new RentedUnit(1, firstId, DateTime.Now, price),
new RentedUnit(2, secondId, DateTime.Now, price)
};
// Act
_calculations.ScooterService.AddScooter(firstId, price);
_calculations.ScooterService.AddScooter(secondId, price);
_calculations.ScooterService.GetScooterById(secondId).IsRented = true;
rentHistory[0].StartTime = new DateTime(2021, 5, 12, 23, 30, 0);
rentHistory[0].EndTime = new DateTime(2021, 5, 13, 1, 0, 0);
rentHistory[0].TotalPrice = _calculations.CalculatePrice(rentHistory[0]);
// Assert
Assert.AreEqual(target, _calculations.CalculateIncome(null, false, rentHistory));
}