public void Shrink_StopsAtLeafNode()
{
var a = new HierarchicalData("a");
var b = new HierarchicalData("b");
var c = new HierarchicalData("c");
a.AddChild(b);
b.AddChild(c);
// c is leaf node
var data = a.Shrink();
Assert.AreEqual("c", data.Name);
}
public void Shrink_StopsOnMultipleChildren()
{
var a = new HierarchicalData("a");
var b = new HierarchicalData("b");
var c = new HierarchicalData("c");
var d = new HierarchicalData("d");
a.AddChild(b);
b.AddChild(c);
b.AddChild(d);
// b has two children
var data = a.Shrink();
Assert.AreEqual("b", data.Name);
}