author Margaret Leibovic <>
Mon, 25 Aug 2014 15:28:10 -0700
changeset 216776 8d7b3bfaf3ab9bb3c32afb51d9714246d7c854f4
parent 75086 95496a360748609134a5c666d57c7f48aa23393e
permissions -rw-r--r--
Bug 996753 - Telemetry probes for settings pages. r=liuche, a=sledru

  <title>Test for Bug 664916</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<a target="_blank" href="">Mozilla Bug 664916</a>
<p id="display"></p>
<div id="content" style="display: none">
<pre id="test">
<script type="application/javascript">

/** Test for Bug 664916 **/
var div = document.createElement("div");
var textNode = document.createTextNode("x")
var tagNameGetter = div.__lookupGetter__("tagName");

var tagName = "";
try {
  tagName =;
  ok(false, "Should throw when calling tagname getter on text node");
} catch(e) {
  ok(true, "Should throw when calling tagname getter on text node");
is(tagName, "", "Should not have changed tagName yet");
tagName =;
is(tagName, "DIV", "Should get the right tag name");