<!DOCTYPE html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=postMessage
-->
<head>
  <title>postMessage chrome tests</title>
  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <script src="chrome://mochikit/content/chrome-harness.js"></script>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
</head>
<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=postMessage">Mozilla Bug 387706</a>
<p id="display"></p>
<div id="content" style="display: none"></div>

<iframe src="http://example.org/tests/dom/tests/mochitest/whatwg/postMessage_chrome_helper.html"
        name="contentDomain"></iframe>


<pre id="test">
<script class="testbody" type="application/javascript">
/** Test for Bug 387706 **/

SimpleTest.waitForExplicitFinish();

var finished = false;
function finish()
{
  if (!finished)
  {
    finished = true;
    SimpleTest.finish();
  }
}

/** Receives MessageEvents to this window. */
function messageReceiver(evt)
{
  ok(evt instanceof MessageEvent, "umm, how did we get this?");
  is(evt.type, "message", "expected events of type 'message'");
  is(evt.lastEventId, "", "postMessage creates events with empty lastEventId");

  switch (evt.data)
  {
    case "path-is-set":
      chromePathIsSet(evt);
      break;
      
    case "post-to-self":
      checkSelf(evt);
      break;
      
    case "post-to-content-response":
      receiveContent(evt);
      break;

    default:
      ok(false, "unexpected message: " + evt.data);
      finish();
      break;
  }
}


/******************
 * SELF-RESPONDER *
 ******************/

function checkSelf(evt)
{
  var prepath = getChromePrePath(window.location.href);

  is(evt.isTrusted, true, "should have sent a trusted event");
  is(evt.origin, prepath, "wrong origin for chrome: URL");
  is(evt.source, null, "chrome posters get a null source, for security");

  window.frames.contentDomain.postMessage(prepath, "*");
}


function chromePathIsSet(evt)
{
  window.frames.contentDomain.postMessage("post-to-content",
                                          "http://example.org");
}

/*************
 * RECEIVERS *
 *************/

function receiveContent(evt)
{
  is(evt.isTrusted, true, "should have sent a trusted event");
  finish();
}


/**************
 * TEST SETUP *
 **************/

function run()
{
  window.addEventListener("message", messageReceiver);
  window.postMessage("post-to-self", "*");
}

window.addEventListener("load", run);
</script>
</pre>
</body>
</html>
