test_bug845057.html

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<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=845057

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<head>

  <title>Test for Bug 845057</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

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<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=845057">Mozilla Bug 845057</a>

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

<div id="content">

  <iframe id="iframe" sandbox="allow-scripts"></iframe>

</div>

<pre id="test">

<script class="testbody" type="text/javascript">

  var iframe = document.getElementById("iframe"),

      attr = iframe.sandbox;

  // Security enforcement tests for iframe sandbox are in test_iframe_*

  function eq(a, b) {

    // check if two attributes are qual modulo permutation

    return ((a+'').split(" ").sort()+'') == ((b+'').split(" ").sort()+'');

  ok(attr instanceof DOMTokenList,

     "Iframe sandbox attribute is instace of DOMTokenList");

  ok(eq(attr, "allow-scripts") &&

     eq(iframe.getAttribute("sandbox"), "allow-scripts"),

     "Stringyfied sandbox attribute is same as that of the DOM element");

  ok(attr.contains("allow-scripts") && !attr.contains("allow-same-origin"),

     "Set membership of attribute elements is ok");

  attr.add("allow-same-origin");

  ok(attr.contains("allow-scripts") && attr.contains("allow-same-origin"),

     "Attribute contains added atom");

  ok(eq(attr, "allow-scripts allow-same-origin") &&

     eq(iframe.getAttribute("sandbox"), "allow-scripts allow-same-origin"),

     "Stringyfied attribute with new atom is correct");

  attr.add("allow-forms");

  attr.remove("allow-scripts");

  ok(!attr.contains("allow-scripts") && attr.contains("allow-forms") &&

     attr.contains("allow-same-origin"),

     "Attribute does not contain removed atom");

  ok(eq(attr, "allow-forms allow-same-origin") &&

     eq(iframe.getAttribute("sandbox"), "allow-forms allow-same-origin"),

     "Stringyfied attribute with removed atom is correct");

</script>

</pre>

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