public void Walk_1()
{
var n0 = new XNode("A");
var events = GenTreeOps.Algorithms.Walk(n0, n => n.Children).ToList();
AssertX.AssertEnter(n0, events[0]);
AssertX.AssertExit(n0, events[1]);
}
public void Walk_2()
{
var n0 = new XNode("A");
var n1 = new XNode("B");
n0.Children.Add(n1);
var events = GenTreeOps.Algorithms.Walk(n0, n => n.Children).ToList();
Assert.AreEqual(4, events.Count);
AssertX.AssertEnter(n0, events[0]);
AssertX.AssertEnter(n1, events[1]);
AssertX.AssertExit(n1, events[2]);
AssertX.AssertExit(n0, events[3]);
}
