public void Attached_OwnedCollectionRemove()
{
Models.Company company1;
using (var context = new TestDbContext())
{
company1 = context.Companies
.Include(p => p.Contacts.Select(m => m.Infos))
.Single(p => p.Id == 2);
//} // Simulate detach
//company1.Contacts.Remove(company1.Contacts.First());
context.Entry(company1.Contacts.First()).State = EntityState.Deleted;
//using (var context = new TestDbContext())
//{
// Setup mapping
//context.Entry(company1).State = EntityState.Modified;
context.UpdateGraph(company1, map => map
.OwnedCollection(p => p.Contacts, with => with
.OwnedCollection(p => p.Infos)));
context.SaveChanges();
Assert.IsTrue(context.Companies
.Include(p => p.Contacts.Select(m => m.Infos))
.Single(p => p.Id == 2)
.Contacts.Count == 0);
}
}
