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-rw-r--r--dom/base/test/test_bug1318303.html49
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diff --git a/dom/base/test/test_bug1318303.html b/dom/base/test/test_bug1318303.html
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+++ b/dom/base/test/test_bug1318303.html
@@ -0,0 +1,49 @@
+<!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>
+