public void ContainerFromIndex_ClearHostPanel ()
{
// If we clear the panel, then we can no longer link the container to the
// control. Do we check container.Parent and retrieve the TemplateOwner from there?
var c = new ItemsControl ();
c.Items.Add (new object ());
CreateAsyncTest (c, () => {
var container = c.ItemContainerGenerator.ContainerFromIndex (0);
var panel = c.GetChild<ItemsPresenter> (0).GetChild<Panel> (0);
panel.Children.Clear ();
Assert.AreSame (container, c.ItemContainerGenerator.ContainerFromIndex (0), "#1");
});
}