public void Disattached_Entity_Can_Be_Attached_To_Update_Corresponding_Existing_Entity_With_Navigation_Properties()
{
var unitOfWorkManager = Resolve<IUnitOfWorkManager>();
using (var unitOfWork = unitOfWorkManager.Begin())
{
var list1 = _contactListRepository.FirstOrDefault(list => list.Name == "List-1 of Tenant-3");
var list2 = _contactListRepository.FirstOrDefault(list => list.Name == "List-2 of Tenant-3");
var johnDoeFromContext = _peopleRepository.FirstOrDefault(p => p.Name == "John Doe");
unitOfWorkManager.Current.SaveChanges();
johnDoeFromContext.ContactListId.ShouldBe(list1.Id); //Ensure that johnDoe is in list1 now
var johnDoeDisattached = new Person {
Id = johnDoeFromContext.Id,
Name = "John Doe Junior",
ContactList = new ContactList { Id = list2.Id }
};
//As a result of graph attachment, we should get old entity with UPDATED nav property (EF6 would create a new entity as it's disattached);
var johnDoeAfterBeeingAttached = _peopleRepository.AttachGraph(johnDoeDisattached);
unitOfWorkManager.Current.SaveChanges();
johnDoeAfterBeeingAttached.Id.ShouldBe(johnDoeFromContext.Id); //As entity was detached (but not deleted), it should be updated (not re-created)
johnDoeAfterBeeingAttached.Name.ShouldBe("John Doe Junior"); //As entity was detached (but not deleted), it should be updated (not re-created)
johnDoeAfterBeeingAttached.ContactListId.ShouldBe(list2.Id); //Entity should be attached with it's navigation property
unitOfWork.Complete();
}
}
public void New_Entity_Should_Be_Added_With_Navigation_Properties()
{
var unitOfWorkManager = Resolve<IUnitOfWorkManager>();
using (var unitOfWork = unitOfWorkManager.Begin())
{
var list1 = _contactListRepository.FirstOrDefault(list => list.Name == "List-1 of Tenant-3");
var davidDoe = new Person { Name = "David Doe", ContactList = new ContactList {Id = list1.Id} };
davidDoe = _peopleRepository.AttachGraph(davidDoe);
unitOfWorkManager.Current.SaveChanges();
davidDoe.Id.ShouldNotBeNull();
davidDoe.Id.ShouldNotBe(default(int));
davidDoe.ContactListId.ShouldBe(list1.Id); //New entity should be attached with it's navigation property
unitOfWork.Complete();
}
}
public void Should_Insert_New_Entity()
{
using (var uow = Resolve<IUnitOfWorkManager>().Begin())
{
var contactList = UsingDbContext(context => context.ContactLists.First());
var person = new Person
{
Name = "test-person",
ContactListId = contactList.Id
};
_personRepository.Insert(person);
person.IsTransient().ShouldBeTrue();
uow.Complete();
person.IsTransient().ShouldBeFalse();
}
}
