public void AddTripToUserTestTripNameField() { // Arrange var user = new User(); var repo = new FakeTripRepository(); //Act repo.AddTripToUser(user, new Trip() { TripName = "Trip Test 1", TripStartDate = DateTime.Parse("01 / 01 / 1990"), TripEndDate = DateTime.Parse("01 / 02 / 1990"), TripDestination = "Canada" }); //Assert Assert.Equal("Trip Test 1", user.Trips[0].TripName); }