test_bug403868.xhtml

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<html xmlns="http://www.w3.org/1999/xhtml">

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=403868

-->

<head>

  <title>Test for Bug 403868</title>

  <script 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">

<![CDATA[

/** Test for Bug 403868 **/

function createSpan(id, insertionPoint) {

  var s = document.createElementNS("http://www.w3.org/1999/xhtml", "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.remove();

is(document.getElementById("test1"), s1a,

   "First-created span with id=test1 is first again");

s1a.remove();

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.remove();

is(document.getElementById("test2"), s1b,

   "First-created span with id=test2 is first again");

s1b.remove();

is(document.getElementById("test2"), s3b,

   "Third-created span with id=test2 is first now");

]]>

</script>

</pre>

</body>

</html>