public void RedirectToIndexWithTempDataMessage_WhenPostedValidViewModel()
{
// Arrange
var visitsServiceMock = new Mock <IVisitsService>();
var municipalitiesServiceMock = new Mock <IMunicipalitiesService>();
var usersServiceMock = new Mock <IUserService>();
var pageServiceMock = new Mock <IPageService <Visit> >();
var controller = new VisitsController(visitsServiceMock.Object, municipalitiesServiceMock.Object, usersServiceMock.Object, pageServiceMock.Object);
var visitDetailsModel = new VisitDetailsViewModel();
// Act & Assert
controller
.WithCallTo(c => c.Add(visitDetailsModel))
.ShouldRedirectTo("Index");
controller.ShouldHaveTempDataProperty("message", "Visit added successfully");
}