public void GetReservationByNrTest()
        {
            ReservationDto reservation = new ReservationDto {
                ReservationsNr = 2, AutoId = 2, KundeId = 2, Von = new DateTime(2020, 01, 10), Bis = new DateTime(2020, 01, 20)
            };
            ReservationDto resultReservation = Target.GetReservation(reservation.ReservationsNr);

            reservation.Auto  = Target.GetCar(reservation.AutoId);
            reservation.Kunde = Target.GetCustomer(reservation.KundeId);
            Assert.True(resultReservation.CompareTo(reservation));
        }
        public void InsertReservationTest()
        {
            ReservationDto reservation = new ReservationDto {
                AutoId = 4, KundeId = 4, Von = new DateTime(2020, 01, 10), Bis = new DateTime(3020, 01, 20)
            };

            reservation.Auto  = Target.GetCar(reservation.AutoId);
            reservation.Kunde = Target.GetCustomer(reservation.KundeId);
            Target.AddReservation(reservation);
            ReservationDto resultReservation = Target.GetReservation(5);

            Assert.True(resultReservation.CompareTo(reservation));
        }