public void GetDescendantsBreadthFirst()
{
DummySceneNode nodeA = new DummySceneNode();
DummySceneNode nodeB = new DummySceneNode();
DummySceneNode nodeC = new DummySceneNode();
DummySceneNode nodeD = new DummySceneNode();
nodeA.Children.Add(nodeB);
nodeA.Children.Add(nodeC);
nodeB.Children.Add(nodeD);
var descendants = nodeA.GetDescendants(false).ToArray();
Assert.AreEqual(3, descendants.Length);
Assert.AreSame(nodeB, descendants[0]);
Assert.AreSame(nodeC, descendants[1]);
Assert.AreSame(nodeD, descendants[2]);
}
public void GetDescendantsOfLeaf()
{
DummySceneNode nodeA = new DummySceneNode();
Assert.AreEqual(0, nodeA.GetDescendants().Count());
}