public void Composition_Inheritance_Add_Derived_Child_To_Derived_Parent()
{
CompositionInheritanceScenarios ctxt = new CompositionInheritanceScenarios(CompositionInheritanceScenarios_Uri);
CI_SpecialParent parent = null;
SubmitOperation so = null;
IEnumerable <Entity> expectedUpdates = null;
LoadOperation lo = ctxt.Load(ctxt.GetParentsQuery(), false);
EnqueueConditional(() => lo.IsComplete);
EnqueueCallback(delegate
{
TestHelperMethods.AssertOperationSuccess(lo);
parent = ctxt.CI_Parents.OfType <CI_SpecialParent>().First();
CI_AdoptedChild newChild = new CI_AdoptedChild()
{
Age = 5,
};
parent.Children.Add(newChild);
Assert.AreSame(parent, ((Entity)newChild).Parent);
EntityChangeSet cs = ctxt.EntityContainer.GetChanges();
Assert.IsTrue(cs.ModifiedEntities.Count == 1, "wrong modified count");
Assert.IsTrue(cs.AddedEntities.Count == 1, "wrong added count");
Assert.IsTrue(cs.RemovedEntities.Count == 0, "wrong removed count");
Assert.IsTrue(cs.ModifiedEntities.Contains(parent));
Assert.IsTrue(cs.AddedEntities.Contains(newChild));
// verify that original associations are set up correctly
IEnumerable <ChangeSetEntry> entityOps = ChangeSetBuilder.Build(cs);
this.ValidateEntityOperationAssociations(entityOps);
expectedUpdates = cs.Where(p => p.HasChildChanges || p.HasPropertyChanges).ToArray();
so = ctxt.SubmitChanges(TestHelperMethods.DefaultOperationAction, null);
});
EnqueueConditional(() => so.IsComplete);
EnqueueCallback(delegate
{
this.VerifySuccess(ctxt, so, expectedUpdates);
});
EnqueueTestComplete();
}
//public static void Validate(Parent parent)
//{
// // Simulate a validation pass that enumerates all children.
// foreach (Child child in parent.Children)
// {
// foreach (GrandChild grandChild in child.Children)
// {
// GreatGrandChild greatGrandChild = grandChild.Child;
// }
// }
//}
/// <summary>
/// Create compositional hierarchy that includes both
/// collection and singleton compositions
/// </summary>
public static List <CI_Parent> CreateCompositionHierarchy()
{
int parentKey = 1;
int childKey = 1;
// Create 3 Parents with children.
List <CI_Parent> parents = new List <CI_Parent>();
for (int i = 0; i < 3; i++)
{
// one of these is a derived parent type
CI_Parent p = i == 1 ? new CI_SpecialParent() : new CI_Parent();
p.ID = parentKey++;
parents.Add(p);
// Create 2 natural children and 2 adopted children
// It is critical for these scenarios to have the potential
// for both modified and unmodified derived composition children
// in a changeset
for (int j = 0; j < 2; j++)
{
CI_Child c = new CI_Child
{
ID = childKey++,
ParentID = p.ID,
Parent = p
};
p.Children.Add(c);
}
for (int j = 0; j < 2; j++)
{
CI_AdoptedChild c = new CI_AdoptedChild
{
ID = childKey++,
ParentID = p.ID,
Parent = p
};
p.Children.Add(c);
}
}
return(parents);
}
public void UpdateAdoptedChild(CI_AdoptedChild child)
{
SetOperationInvoked(child);
child.OperationResult = "Update";
}
public void InsertAdoptedChild(CI_AdoptedChild car)
{
SetOperationInvoked(car);
car.OperationResult = "Insert";
}
public void CustomOp_AdoptedChild(CI_AdoptedChild child)
{
this.SetOperationInvoked(child, "CustomOp_AdoptedChild");
child.OperationResult += ",CustomOp_AdoptedChild";
}
