test_matches.xhtml

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<?xml version="1.0"?>

<?xml-stylesheet href="chrome://global/skin" type="text/css"?>

<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"

                 type="text/css"?>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=533596

-->

<window title="Mozilla Bug 533596"

  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

  <!-- test results are displayed in the html:body -->

  <body xmlns="http://www.w3.org/1999/xhtml">

  <iframe src="http://example.org/tests/js/xpconnect/tests/mochitest/file_matches.html"

          onload="runTest(this)">

  </iframe>

  </body>

  <!-- test code goes here -->

  <script type="application/javascript"><![CDATA[

      SimpleTest.waitForExplicitFinish();

      function runTest(ifr)

        var doc = ifr.contentDocument;

        var docElem = doc.documentElement;

        var res = doc.createElement('div').matches('div');

        is(res, true, "matches call through xray, regular case");

        res = docElem.matches.call(

          doc.createElement('div'), 'div');

        is(res, true, "matches call through xray, with .call");

        var sb = new Cu.Sandbox(ifr.contentWindow);

        sb.doc = doc;

        var str = "doc.documentElement.matches.call(doc.createElement( 'div' ),'div')";

        res = Cu.evalInSandbox(str, sb);

        is(res, true, "matches call through xray (same origin), with .call");

        docElem.matches = function(){return false};

        res = docElem.matches.call(doc.createElement( 'div' ),'div');

        is(res, false, "shadowing matches with an expando on the xray wrapper");

        SimpleTest.finish();

  ]]></script>

</window>