public void DeleteKundeTest()
{
TestEnvironmentHelper.InitializeTestData();
AutoReservationBusinessComponent autoReservation = new AutoReservationBusinessComponent();
int count = autoReservation.GetKunden().Count;
Kunde delete = autoReservation.GetKunden()[0];
int id = delete.Id;
autoReservation.DeleteKunde(delete);
Assert.AreEqual(count - 1, autoReservation.GetKunden().Count);
Assert.IsNull(autoReservation.GetKunde(id));
}