[WorkItem(188918)] // CSDMain
public void HierarchicalChangeTracking_RejectChanges_MultipleChildChanges()
{
CompositionScenarios_Explicit ctxt = new CompositionScenarios_Explicit(CompositionScenarios_Explicit_Uri);
Parent parent = CreateCompositionHierarchy(3, 3);
ctxt.Parents.Attach(parent);
// update the child first
Child child = parent.Children.First();
child.OperationResult = "complete";
// update the grandchild
child.Children.First().OperationResult = "complete";
// add a new grandchild
GrandChild newGrandChild = new GrandChild { ID = 25 };
child.Children.Add(newGrandChild);
// Reject changes should revert child before either grandchild (alpha order). We need
// to make sure this works with multiple grandchildren.
ctxt.RejectChanges();
EntityChangeSet cs = ctxt.EntityContainer.GetChanges();
Assert.IsTrue(cs.IsEmpty, "cs.IsEmpty is false");
Assert.AreEqual(EntityState.Unmodified, child.EntityState, "EntityState.Unmodified != child.EntityState");
}
public void HierarchicalChangeTracking_RejectChanges_Bug799365()
{
CompositionScenarios_Explicit ctxt = new CompositionScenarios_Explicit(CompositionScenarios_Explicit_Uri);
Parent parent = CreateCompositionHierarchy(3, 3);
ctxt.Parents.Attach(parent);
// add a new child then reject changes
Child newChild = new Child { ID = 25 };
parent.Children.Add(newChild);
EntityChangeSet cs = ctxt.EntityContainer.GetChanges();
Assert.IsTrue(cs.AddedEntities.Count == 1 && cs.ModifiedEntities.Count == 1);
ctxt.RejectChanges();
cs = ctxt.EntityContainer.GetChanges();
Assert.IsTrue(cs.IsEmpty);
Assert.AreEqual(EntityState.Detached, newChild.EntityState);
}
