public void Composition_Inheritance_HierarchyQuery()
{
CompositionInheritanceScenarios ctxt = new CompositionInheritanceScenarios(CompositionInheritanceScenarios_Uri);
LoadOperation lo = ctxt.Load(ctxt.GetParentsQuery(), false);
EnqueueConditional(() => lo.IsComplete);
EnqueueCallback(delegate
{
TestHelperMethods.AssertOperationSuccess(lo);
// 3 parents, each with 4 children
Assert.AreEqual(15, lo.AllEntities.Count(), "Unexpected number of entities in hierarchy");
Assert.AreEqual(3, ctxt.CI_Parents.Count, "Expected this many total parent entities");
foreach (CI_Parent p in ctxt.CI_Parents)
{
VerifyHierarchy(p);
IEnumerable<CI_Child> baseChildren = p.Children.Where(c => c.GetType() == typeof(CI_Child));
Assert.AreEqual(2, baseChildren.Count(), "Wrong number of child entities");
IEnumerable<CI_AdoptedChild> adoptedChildren = p.Children.OfType<CI_AdoptedChild>();
Assert.AreEqual(2, adoptedChildren.Count(), "Wrong number of adopted child entities");
}
});
EnqueueTestComplete();
}
public void Composition_Inheritance_Update_Base_Child_On_Base_Parent()
{
CompositionInheritanceScenarios ctxt = new CompositionInheritanceScenarios(CompositionInheritanceScenarios_Uri);
CI_Parent 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.First(p => p.GetType() == typeof(CI_Parent));
CI_Child existingChild = parent.Children.First(c => c.GetType() == typeof(CI_Child));
Assert.AreSame(parent, ((Entity)existingChild).Parent);
// update derived comp child
existingChild.Age++; ;
EntityChangeSet cs = ctxt.EntityContainer.GetChanges();
Assert.IsTrue(cs.ModifiedEntities.Count == 2, "wrong modified count");
Assert.IsTrue(cs.RemovedEntities.Count == 0, "wrong removed count");
Assert.IsTrue(cs.ModifiedEntities.Contains(parent));
Assert.IsTrue(cs.ModifiedEntities.Contains(existingChild));
// 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();
}
/// <summary>
/// Verify successful completion of an update operation
/// </summary>
private void VerifySuccess(CompositionInheritanceScenarios ctxt, SubmitOperation so, IEnumerable<Entity> expectedUpdates)
{
// verify operation completed successfully
TestHelperMethods.AssertOperationSuccess(so);
// verify that all operations were executed
EntityChangeSet cs = so.ChangeSet;
VerifyOperationResults(cs.AddedEntities, expectedUpdates);
// verify that all changes have been accepted
cs = ctxt.EntityContainer.GetChanges();
Assert.IsTrue(cs.IsEmpty);
}