public void DoNotHighlightNodeOnLoad()
    {
        Testable_MainForm form = new Testable_MainForm();
        Assembly          a    = AppDomain.CurrentDomain.GetAssemblies()[0];
        TreeNode          tn   = form.AddAssembly(form.treeViewInternalAssemblies, a, false);

        Assert.IsNull(form.treeViewInternalAssemblies.SelectedNode);
    }
    public void HighlightNodeOnLoad()
    {
        Testable_MainForm form = new Testable_MainForm();
        Assembly          a    = AppDomain.CurrentDomain.GetAssemblies()[0];
        TreeNode          tn   = form.AddAssembly(form.treeViewInternalAssemblies, a, true);

        Assert.AreSame(tn, form.treeViewInternalAssemblies.SelectedNode);
    }