TreeView Speed test

gistfile1.js

YUI(
	{gallery: 'gallery-2012.08.29-20-10'}
).use('gallery-yui3treeview-ng', function (Y) {
	'use strict';

	var count = 0,
		makeBranch = function (prefix, depth) {
			var branch = [], node;
			count +=1;
			for (var i = 0; i < 5; i+=1) {
				node = {label: prefix + '-' + i, collapsed: !!(i % 2)};
				if (depth < 3) {
					node.children = makeBranch(prefix + '-' + i, depth + 1);
				}
				branch.push(node);
			}
			return branch;
		},
		tree = {
			startCollapsed: false,
			children: makeBranch('label',0)
		};
	console.log('node count:', count);
	window.setTimeout( function () {
		console.time('TreeView');

		var tv = new Y.TreeView(tree);
		tv.render('#container');
		console.timeEnd('TreeView');
	},10);
});