public void CreateRentByHour()
{
double estimatedPrice = 5;
double estimatedRentPrice = 30;
CreateRent(new DateTime(2017, 10, 01, 15, 22, 35), TypeRent.Hour);
Assert.AreEqual(Convert.ToDouble(estimatedPrice), ((RentHour)instance).Price);
Assert.AreEqual(Convert.ToDouble(estimatedRentPrice), instance.GetPrice());
}