<!DOCTYPE HTML>
<html>
  <!--
       https://bugzilla.mozilla.org/show_bug.cgi?id=1318303
     -->
  <head>
    <meta charset="utf-8">
    <title>Test for Bug 1318303</title>
    <script src="/tests/SimpleTest/SimpleTest.js"></script>
    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
    <script>
     var _createIterator = function (root) {
       return document.createNodeIterator.call(root.ownerDocument || root,
                                               root,
                                               NodeFilter.SHOW_ELEMENT
                                             | NodeFilter.SHOW_COMMENT
                                             | NodeFilter.SHOW_TEXT,
                                               function () {
                                                 return NodeFilter.FILTER_ACCEPT;
                                               },
                                               false
       );
     };

     evil = "<body><object data=''><p></p></object></body>";
     doc = new DOMParser().parseFromString(evil, 'text/html');
     body = doc.getElementsByTagName("body")[0];
     nodeIterator = _createIterator(body);
     try {
       while ((currentNode = nodeIterator.nextNode())) {
         currentNode.removeAttribute("data");
       }
       ok(true, "Removing data attributes did not throw error");
     } catch(err) {
       ok(false, "Removing data attribute threw error!");
     }
     obj = doc.getElementsByTagName("object")[0];
     const objLC = SpecialPowers.Ci.nsIObjectLoadingContent;

     obj instanceof objLC;
     obj = SpecialPowers.wrap(obj);

     ok(obj.displayedType == objLC.TYPE_NULL,
        "object with no given MIME type should be NULL type");

    </script>
  </head>
</html>

