public void NestedCollapsedPart()
{
m_dtree.Initialize(Cache, false, m_layouts, m_parts);
m_dtree.ShowObject(m_entry, "Nested-Collapsed", null, m_entry, false);
Assert.AreEqual(1, m_dtree.Controls.Count);
Assert.AreEqual("Header", (m_dtree.Controls[0] as Slice).Label);
}