From cb8acf509492858fee610fb502bdab9b21b76cb3 Mon Sep 17 00:00:00 2001
From: taoqiufeng <taoqiufeng@ifeidao.com>
Date: Fri, 16 Jun 2017 09:58:05 +0800
Subject: [PATCH] add test: querySelector

---
 test/html.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/test/html.js b/test/html.js
index d88394d..2207274 100644
--- a/test/html.js
+++ b/test/html.js
@@ -222,6 +222,23 @@ describe('HTML Parser', function () {
 
 		});
 
+		describe('#querySelector()', function () {
+
+			it('should return correct elements in DOM tree', function () {
+
+				var root = parseHTML('<a id="id"><div><span class="a b"></span><span></span><span></span></div></a>');
+
+				root.querySelector('#id').should.eql(root.firstChild);
+				root.querySelector('span.a').should.eql(root.firstChild.firstChild.firstChild);
+				root.querySelector('span.b').should.eql(root.firstChild.firstChild.firstChild);
+				root.querySelector('span.a.b').should.eql(root.firstChild.firstChild.firstChild);
+				root.querySelector('#id .b').should.eql(root.firstChild.firstChild.firstChild);
+				root.querySelector('#id span').should.eql(root.firstChild.firstChild.firstChild);
+
+			});
+
+		});
+
 		describe('#querySelectorAll()', function () {
 
 			it('should return correct elements in DOM tree', function () {