1 files changed, 45 insertions, 0 deletions
diff --git a/layout/style/test/test_bug499655.html b/layout/style/test/test_bug499655.html
new file mode 100644
index 0000000000..37ad553206
--- /dev/null
+++ b/layout/style/test/test_bug499655.html
@@ -0,0 +1,45 @@
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=499655
+-->
+<head>
+  <title>Test for Bug 499655</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=499655">Mozilla Bug 499655</a>
+<p id="display"></p>
+<div id="content">
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+/** Test for Bug 499655 **/
+
+test1 = document.createElementNS("http://www.w3.org/1999/xhtml","test");
+test2 = document.createElementNS("http://www.w3.org/1999/xhtml","TEst");
+test3 = document.createElementNS("test","test");
+test4 = document.createElementNS("test","TEst");
+
+content = document.getElementById("content");
+
+content.appendChild(test1);
+content.appendChild(test2);
+content.appendChild(test3);
+content.appendChild(test4);
+
+list = document.querySelectorAll('test');
+is(list.length, 2, "Number of elements found");
+is(list[0], test1, "First element didn't match");
+is(list[1], test3, "Third element didn't match");
+
+list = document.querySelectorAll('TEst');
+is(list.length, 2, "Wrong number of elements found");
+is(list[0], test1, "First element didn't match");
+is(list[1], test4, "Fourth element didn't match");
+
+</script>
+</pre>
+</body>
+</html>