public void ForEachAncestor_WithRoot()
{
var n = new MapNode(new MapTree(), null);
n.ForEachAncestor(node => node.Text = "Try update text");
}
public void ForEachAncestor()
{
var n = new MapNode(new MapTree(), null);
for (int i = 0; i < 5; i++)
{
n = new MapNode(n, null);
}
n.ForEachAncestor(a => a.Text = "Updated");
Assert.AreEqual(n.Text, null);
Assert.AreEqual(n.Parent.Text, "Updated");
Assert.AreEqual(n.Parent.Parent.Text, "Updated");
Assert.AreEqual(n.Parent.Parent.Parent.Text, "Updated");
Assert.AreEqual(n.Parent.Parent.Parent.Parent.Text, "Updated");
Assert.AreEqual(n.Parent.Parent.Parent.Parent.Parent.Text, "Updated");
Assert.AreEqual(n.Parent.Parent.Parent.Parent.Parent.Parent, null);
}