<!doctype html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=631615
-->
<head>
  <meta charset="utf-8">
  <title>Test for Bug 631615</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" href="/tests/SimpleTest/test.css">
</head>
<body>
<a target="_blank"
   href="https://bugzilla.mozilla.org/show_bug.cgi?id=631615"
   >Mozilla Bug 631615</a>
<pre id="monitor"></pre>
<script>
function doTest() {
  var monitor = document.getElementById("monitor");
  var html = document.documentElement;
  var results;

  try {
    results = "return: " + html.matches("[test!='']:sizzle") + "\n";
  } catch (e) {
    results = "throws: " + e + "\n";
  }

  monitor.appendChild(document.createTextNode(results));
  is(results.slice(0, 6), "throws", "looking for an exception");
}

SimpleTest.runTestExpectingConsoleMessages(doTest, [{
  forbid: true,
  message: /An invalid or illegal string was specified/
}]);
</script>
</body>
</html>
