public void EditTripInDatabaseShouldChangePreviouslyAddedTrip()
{
TripController controller = new TripController(repo);
Trip trip2changed = new Trip() { TripID = 2, DestinationID = 1, StartDate = new DateTime(2013, 12, 1), EndDate = new DateTime(2013, 12, 3) };
controller.EditTripInDatabase(trip2changed);
ViewResult result = controller.Trips() as ViewResult;
Assert.IsNotNull(result);
IEnumerable<Trip> model = result.Model as IEnumerable<Trip>;
Assert.AreEqual(2, model.Count());
Trip temp = model.ElementAt(1);
Assert.AreEqual(trip2changed.TripID, temp.TripID);
Assert.AreEqual(trip2changed.DestinationID, temp.DestinationID);
Assert.AreEqual(trip2changed.StartDate, temp.StartDate);
Assert.AreEqual(trip2changed.EndDate, temp.EndDate);
}