gecko/content/html/document/test/test_bug403868.html

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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=403868
-->
<head>
<title>Test for Bug 403868</title>
<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=403868">Mozilla Bug 403868</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for Bug 403868 **/
function createSpan(id, insertionPoint) {
var s = document.createElement("span");
s.id = id;
$("content").insertBefore(s, insertionPoint);
return s;
}
var s1a = createSpan("test1", null);
is(document.getElementById("test1"), s1a,
"Only one span with id=test1 in the tree; should work!");
var s2a = createSpan("test1", null);
is(document.getElementById("test1"), s1a,
"Appending span with id=test1 doesn't change which one comes first");
var s3a = createSpan("test1", s2a);
is(document.getElementById("test1"), s1a,
"Inserting span with id=test1 not at the beginning; doesn't matter");
var s4a = createSpan("test1", s1a);
is(document.getElementById("test1"), s4a,
"Inserting span with id=test1 at the beginning changes which one is first");
s4a.parentNode.removeChild(s4a);
is(document.getElementById("test1"), s1a,
"First-created span with id=test1 is first again");
s1a.parentNode.removeChild(s1a);
is(document.getElementById("test1"), s3a,
"Third-created span with id=test1 is first now");
// Start the id hashtable
for (var i = 0; i < 256; ++i) {
document.getElementById("no-such-id-in-the-document" + i);
}
var s1b = createSpan("test2", null);
is(document.getElementById("test2"), s1b,
"Only one span with id=test2 in the tree; should work!");
var s2b = createSpan("test2", null);
is(document.getElementById("test2"), s1b,
"Appending span with id=test2 doesn't change which one comes first");
var s3b = createSpan("test2", s2b);
is(document.getElementById("test2"), s1b,
"Inserting span with id=test2 not at the beginning; doesn't matter");
var s4b = createSpan("test2", s1b);
is(document.getElementById("test2"), s4b,
"Inserting span with id=test2 at the beginning changes which one is first");
s4b.parentNode.removeChild(s4b);
is(document.getElementById("test2"), s1b,
"First-created span with id=test2 is first again");
s1b.parentNode.removeChild(s1b);
is(document.getElementById("test2"), s3b,
"Third-created span with id=test2 is first now");
</script>
</pre>
</body>
</html>