public void CantGetRoomWithLocationIDNotInDatabase() { // Arrange Everything We Need For Our Unit Tests options = new DbContextOptionsBuilder <ApplicationDBContext>() .UseInMemoryDatabase(databaseName: "TestRevatureHousingData") .Options; testContext = new ApplicationDBContext(options); dummyRoomsData = new RoomDummyData(); dummyRooms = dummyRoomsData.RoomsList; testRoomRepository = new RoomRepository(testContext); testRoomController = new RoomsController(testRoomRepository); dummyConstantRoom = new Room() { RoomID = 12728 }; //Arrange Populate(); //Act var GetRoomWithLocationIDResult = testRoomController.GetRoomWithLocationID(7).Result.Value.ToList(); //assert Assert.AreEqual(GetRoomWithLocationIDResult.Count(), 0); //Clearing Changes ClearAllChanges(); }