test_bug346485.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=346485

-->

<head>

  <title>Test for Bug 346485</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=346485">Mozilla Bug 346485</a>

<p id="display"></p>

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

  <input id='a'>

  <input id='b'>

  <output id='o' for='a b'></output>

</div>

<pre id="test">

<script type="application/javascript">

/** Test for Bug 346485 **/

/**

 * This test is testing DOMTokenList used by the output element.

*/

function checkHtmlFor(htmlFor, list, msg) {

  var length = htmlFor.length;

  is(length, list.length, htmlFor + ": incorrect htmlFor length (" + msg + ")");

  for (var i = 0; i < length; ++i) {

    is(htmlFor[i], list[i], htmlFor + ": wrong element at " + i + " (" + msg + ")");

var o = document.getElementById('o');

is(String(o.htmlFor), 'a b',

  "htmlFor IDL attribute should reflect for content attribute");

is(o.htmlFor.value, 'a b',

  "value should return the underlying string");

is(o.htmlFor.length, 2, "Size should be '2'");

ok(o.htmlFor.contains('a'), "It should contain 'a' token'");

ok(!o.htmlFor.contains('c'), "It should not contain 'c' token");

is(o.htmlFor.item(0), 'a', "First item is 'a' token'");

is(o.htmlFor.item(42), null, "Out-of-range should return null");

o.htmlFor.add('c');

checkHtmlFor(o.htmlFor, ['a', 'b', 'c'], "'c' token should have been added");

o.htmlFor.add('a');

checkHtmlFor(o.htmlFor, ['a', 'b', 'c'], "Nothing should have changed");

o.htmlFor.remove('a');

checkHtmlFor(o.htmlFor, ['b', 'c'], "'a' token should have been removed");

o.htmlFor.remove('d');

checkHtmlFor(o.htmlFor, ['b', 'c'], "Nothing should have been removed");

o.htmlFor.toggle('a');

checkHtmlFor(o.htmlFor, ['b', 'c', 'a'], "'a' token should have been added");

o.htmlFor.toggle('b');

checkHtmlFor(o.htmlFor, ['c', 'a'], "Nothing should have changed");

o.htmlFor.value = "foo bar";

checkHtmlFor(o.htmlFor, ['foo', 'bar'], "The underlying string should have changed");

ok(o.htmlFor.contains('foo'), "It should contain 'foo'");

</script>

</pre>

</body>

</html>