public void Submit_Tree_Success()
        {
            Order order = new Order { OrderID = 1, OrderDate = DateTime.Now };
            Order_Detail d1 = new Order_Detail { ProductID = 1 };
            Order_Detail d2 = new Order_Detail { ProductID = 2 };
            Dictionary<string, int[]> detailsAssociation = new Dictionary<string, int[]>();
            detailsAssociation.Add("Order_Details", new int[] { 2, 3 });
            ChangeSetEntry[] changeSet = new ChangeSetEntry[] { 
                new ChangeSetEntry { Id = 1, Entity = order, Operation = ChangeOperation.Insert, Associations = detailsAssociation },
                new ChangeSetEntry { Id = 2, Entity = d1, Operation = ChangeOperation.Insert },
                new ChangeSetEntry { Id = 3, Entity = d2, Operation = ChangeOperation.Insert }
            };

            ChangeSetEntry[] resultChangeSet = this.ExecuteSubmit(TestConstants.CatalogUrl + "Submit", "Catalog", changeSet);
            Assert.Equal(3, resultChangeSet.Length);
            Assert.True(resultChangeSet.All(p => !p.HasError));
        }
 public void InsertOrderDetail(Order_Detail detail)
 {
 }