1 files changed, 58 insertions, 0 deletions
diff --git a/dom/base/test/test_bug339494.xhtml b/dom/base/test/test_bug339494.xhtml
new file mode 100644
index 0000000000..985d78b368
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+++ b/dom/base/test/test_bug339494.xhtml
@@ -0,0 +1,58 @@
+<html xmlns="http://www.w3.org/1999/xhtml">
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=339494
+-->
+<head>
+  <title>Test for Bug 339494</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=339494">Mozilla Bug 339494</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+  <div id="d" />
+  <div id="s" />
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+/** Test for Bug 339494 **/
+
+  var d = document.getElementById("d");
+
+  d.setAttribute("hhh", "testvalue");
+
+  document.addEventListener("DOMAttrModified", removeItAgain);
+  d.removeAttribute("hhh");
+  document.removeEventListener("DOMAttrModified", removeItAgain);
+
+  function removeItAgain()
+  {
+    ok(!d.hasAttribute("hhh"), "Value check 1, there should be no value");
+    isnot(d.getAttribute("hhh"), "testvalue", "Value check 2");
+    document.removeEventListener("DOMAttrModified", removeItAgain);
+    d.removeAttribute("hhh");
+    ok(true, "Reachability, We shouldn't have crashed");
+  }
+
+  var s = document.getElementById("s");
+
+  s.setAttribute("ggg", "testvalue");
+
+  document.addEventListener("DOMAttrModified", compareVal);
+  s.setAttribute("ggg", "othervalue");
+  document.removeEventListener("DOMAttrModified", compareVal);
+
+  function compareVal()
+  {
+    ok(s.hasAttribute("ggg"), "Value check 3, there should be a value");
+    isnot(s.getAttribute("ggg"), "testvalue", "Value check 4");
+    is(s.getAttribute("ggg"), "othervalue", "Value check 5");
+  }
+
+</script>
+</pre>
+</body>
+</html>
+