[Test] public void PublicApi()
{
JetListViewNode node = _nodeCollection.Add("Item1");
Assert.IsFalse(_model.Contains("Item1"));
_model.Add("Item1");
Assert.AreEqual(1, _model.Count);
Assert.IsTrue(_model.Contains("Item1"));
Assert.IsTrue(_model.IsNodeFocused(node));
_model.Remove("Item1");
Assert.AreEqual(0, _model.Count);
Assert.IsFalse(_model.Contains("Item1"));
Assert.IsFalse(_model.IsNodeFocused(node));
}