public void slettReise_OK()
{
//Arrange
var SessionMock = new TestControllerBuilder();
var controller = new ClearSkiesController(new AirlineLogikk(new AirlineDALStub()));
SessionMock.InitializeController(controller);
controller.Session["LoggetInn"] = true;
//Act
var resultat = (RedirectToRouteResult)controller.slettReise(1);
//Assert
resultat.AssertActionRedirect().ToAction("AdministrerReiser");
}