public static EventCreationRequest CreateCreationRequest(Car owner = null, int mileage = 1000, DateTime?date = null)
{
owner ??= VehiclesTestData.CreateCar();
date ??= DateTime.Now;
return(EventCreationRequest.CreateValid(owner, mileage, date.Value));
}
public static DiaryItem CreateDiaryItem(Car car = null, int mileage = 1000, DateTime?timestamp = null)
{
car ??= VehiclesTestData.CreateCar();
timestamp ??= DateTime.Now;
var valid = new DiaryItem(car, mileage, timestamp.Value);
/* do magic here with reflection to modify object however you want */
return(valid);
}