
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=913761
-->
<head>
  <meta charset="utf-8">
  <title>Test for Bug 913761 - basic support</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=913761">Mozilla Bug 913761</a>
<script type="application/javascript">

  var transportChannel = new MessageChannel();
  transportChannel.port1.onmessage = function (event) {
    ok(true, 'Port Returned.');
    var portToService = event.data.port;
    portToService.onmessage = function () {
      ok(true, "message received");
      SimpleTest.finish();
    };
    portToService.postMessage('READY?');
  }

  var serviceChannel = new MessageChannel();
  serviceChannel.port1.onmessage = function (event) {
    if (event.data == 'READY?') {
      this.postMessage('READY!');
    }
  }

  transportChannel.port2.postMessage({ port: serviceChannel.port2}, [serviceChannel.port2]);

  SimpleTest.waitForExplicitFinish();
</script>
</body>
</html>
