test_bug403868.xhtml

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<?xml version="1.0"?>

<?xml-stylesheet href="chrome://global/skin" type="text/css"?>

<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>

<!--

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

-->

<window title="Mozilla Bug 403868"

  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <!-- test results are displayed in the html:body -->

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

  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=403868"

     target="_blank">Mozilla Bug 403868</a>

    <div id="content" style="display: none"/>

  </body>

  <!-- test code goes here -->

  <script type="application/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>

</window>