content/base/test/test_elementTraversal.html@6474c204b198
content/base/test/test_elementTraversal.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 <!DOCTYPE HTML>
2 <html>
3 <!--
4 https://bugzilla.mozilla.org/show_bug.cgi?id=444722
5 -->
6 <head>
7 <title>Test for the ElementTraversal spec</title>
8 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
10 </head>
11 <body>
12 <a target="_blank" href="http://dev.w3.org/2006/webapi/ElementTraversal/publish/ElementTraversal.html">ElementTraversal</a>
13 <div id="content" style="display: none">
14 <span>span</span><div>div</div>
15 <!--comment goes here-->
16 <p id="p1">p1</p>
17 text here
18 <p id="p2">p2</p>
19 <span>a<span>b</span>c<span>d</span>e</span>
20 </div>
21 <pre id="test">
22 <script class="testbody" type="text/javascript">
24 var c = document.getElementById('content');
25 var cc = c.children;
27 var contents = ["span", "div", "p1", "p2", "abcde"];
28 function testContent() {
29 for(i = 0, e = c.firstElementChild; e; e = e.nextElementSibling, i++) {
30 is(e.textContent, contents[i], "wrong element contents");
31 is(e, c.children[i], "wrong element");
32 is(e, c.children.item(i), "wrong element");
33 }
34 is(i, contents.length, "wrong number of element siblings");
35 is(i, c.childElementCount, "wrong number of child elements");
36 is(i, c.children.length, "wrong number of child elements");
38 // Nuke all elements to retest the child list.
39 c.innerHTML = c.innerHTML;
41 for(i--, e = c.lastElementChild; e; e = e.previousElementSibling, i--) {
42 is(e.textContent, contents[i], "g element contents");
43 is(e, c.children[i], "wrong element");
44 is(e, c.children.item(i), "wrong element");
45 }
46 is(i, -1, "wrong number of element siblings");
47 }
49 testContent();
51 is(cc.length, 5, "wrong number of child elements");
52 is(c.childElementCount, 5, "wrong number of child elements");
54 var p1 = document.getElementById('p1');
55 var p2 = document.getElementById('p2');
56 is(p1.nextElementSibling, p2, "wrong sibling");
57 is(p2.previousElementSibling, p1, "wrong sibling");
59 u = document.createElement('u');
60 u.textContent = 'u';
61 c.insertBefore(u, p2);
62 is(cc.length, 6, "wrong number of child elements");
63 is(c.childElementCount, 6, "wrong number of child elements");
64 is(p1.nextElementSibling, u, "wrong sibling");
65 is(p2.previousElementSibling, u, "wrong sibling");
67 contents.splice(3, 0, "u");
68 testContent();
70 var p1 = document.getElementById('p1');
71 var p2 = document.getElementById('p2');
72 c.removeChild(p1);
73 c.removeChild(p2);
74 is(cc.length, 4, "wrong number of child elements");
75 is(c.childElementCount, 4, "wrong number of child elements");
77 contents.splice(2, 1);
78 contents.splice(3, 1);
79 testContent();
81 tw = document.createTreeWalker(document.documentElement,
82 NodeFilter.SHOW_ELEMENT,
83 null);
84 e = document.documentElement;
86 elemsTested = 0;
87 done = false;
88 while(!done) {
89 is(tw.currentNode, e, "wrong element:" + tw.currentNode + " != " + e);
90 elemsTested++;
92 if(tw.firstChild()) {
93 e = e.firstElementChild;
94 }
95 else {
96 while (!tw.nextSibling()) {
97 if (!tw.parentNode()) {
98 done = true;
99 break;
100 }
101 e = e.parentNode;
102 }
103 e = e.nextElementSibling;
104 }
105 }
106 is(elemsTested, document.getElementsByTagName("*").length,
107 "wrong number of elements");
108 </script>
109 </pre>
110 </body>
111 </html>
