tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_postMessage_chrome.html (2566B)

      1 <!DOCTYPE html>
      2 <html>
      3 <!--
      4 https://bugzilla.mozilla.org/show_bug.cgi?id=postMessage
      5 -->
      6 <head>
      7  <title>postMessage chrome tests</title>
      8  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
      9  <script src="chrome://mochikit/content/chrome-harness.js"></script>
     10  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
     11 </head>
     12 <body>
     13 
     14 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=postMessage">Mozilla Bug 387706</a>
     15 <p id="display"></p>
     16 <div id="content" style="display: none"></div>
     17 
     18 <iframe src="http://example.org/tests/dom/tests/mochitest/whatwg/postMessage_chrome_helper.html"
     19        name="contentDomain"></iframe>
     20 
     21 
     22 <pre id="test">
     23 <script class="testbody" type="application/javascript">
     24 /** Test for Bug 387706 */
     25 
     26 SimpleTest.waitForExplicitFinish();
     27 
     28 var finished = false;
     29 function finish()
     30 {
     31  if (!finished)
     32  {
     33    finished = true;
     34    SimpleTest.finish();
     35  }
     36 }
     37 
     38 /** Receives MessageEvents to this window. */
     39 function messageReceiver(evt)
     40 {
     41  ok(evt instanceof MessageEvent, "umm, how did we get this?");
     42  is(evt.type, "message", "expected events of type 'message'");
     43  is(evt.lastEventId, "", "postMessage creates events with empty lastEventId");
     44 
     45  switch (evt.data)
     46  {
     47    case "path-is-set":
     48      chromePathIsSet(evt);
     49      break;
     50      
     51    case "post-to-self":
     52      checkSelf(evt);
     53      break;
     54      
     55    case "post-to-content-response":
     56      receiveContent(evt);
     57      break;
     58 
     59    default:
     60      ok(false, "unexpected message: " + evt.data);
     61      finish();
     62      break;
     63  }
     64 }
     65 
     66 
     67 /******************
     68 * SELF-RESPONDER *
     69 ******************/
     70 
     71 function checkSelf(evt)
     72 {
     73  var prepath = getChromePrePath(window.location.href);
     74 
     75  is(evt.isTrusted, true, "should have sent a trusted event");
     76  is(evt.origin, prepath, "wrong origin for chrome: URL");
     77  is(evt.source, null, "chrome posters get a null source, for security");
     78 
     79  window.frames.contentDomain.postMessage(prepath, "*");
     80 }
     81 
     82 
     83 function chromePathIsSet(evt)
     84 {
     85  window.frames.contentDomain.postMessage("post-to-content",
     86                                          "http://example.org");
     87 }
     88 
     89 /*************
     90 * RECEIVERS *
     91 *************/
     92 
     93 function receiveContent(evt)
     94 {
     95  is(evt.isTrusted, true, "should have sent a trusted event");
     96  finish();
     97 }
     98 
     99 
    100 /**************
    101 * TEST SETUP *
    102 **************/
    103 
    104 function run()
    105 {
    106  window.addEventListener("message", messageReceiver);
    107  window.postMessage("post-to-self", "*");
    108 }
    109 
    110 window.addEventListener("load", run);
    111 </script>
    112 </pre>
    113 </body>
    114 </html>