gecko/browser/components/sessionstore/test/browser_464620_b.html

<!-- Testcase originally by <moz_bug_r_a4@yahoo.com> -->

<title>Test for bug 464620 (injection on DOM node insertion)</title>

<iframe></iframe>
<iframe></iframe>
<iframe onload="setup()"></iframe>

<script>
  var targetUrl = "http://mochi.test:8888/browser/" +
    "browser/components/sessionstore/test/browser_464620_xd.html";
  var firstPass;

  function setup() {
    if (firstPass !== undefined)
      return;
    firstPass = frames[2].location.href == "about:blank";
    if (firstPass) {
      frames[0].location = 'data:text/html,<body onload="parent.step()">a</body>';
      frames[1].location = 'data:text/html,<body onload="document.designMode=\'on\';">XXX</body>';
    }
    frames[2].location = targetUrl;
  }

  function step() {
    frames[0].document.designMode = "on";
    if (firstPass)
      return;

    var body = frames[0].document.body;
    body.addEventListener("DOMNodeInserted", function() {
      body.removeEventListener("DOMNodeInserted", arguments.callee, true);
      xss();
    }, true);
  }

  function xss() {
    var documentInjected = false;
    document.getElementsByTagName("iframe")[1].onload =
      function() { documentInjected = true; };
    frames[1].location = targetUrl;

    for (var c = 0; !documentInjected && c < 20; c++) {
      var r = new XMLHttpRequest();
      r.open("GET", location.href, false);
      r.overrideMimeType("text/plain");
      r.send(null);
    }
    document.getElementById("state").textContent = "done";

    var event = document.createEvent("MessageEvent");
    event.initMessageEvent("464620_b", true, false, "done", location.href, "", window);
    document.dispatchEvent(event);
  }
</script>

<p id="state">pending</p>