The Tor Browser: dom/browser-element/mochitest/browserElement

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* Any copyright is dedicated to the public domain.

     2    http://creativecommons.org/publicdomain/zero/1.0/ */

     4 // Test that an <iframe mozbrowser> is a window.{top,parent,frameElement} barrier.

     5 "use strict";

     7 SimpleTest.waitForExplicitFinish();

     8 browserElementTestHelpers.setEnabledPref(true);

     9 browserElementTestHelpers.addPermission();

    11 var iframe;

    12 function runTest() {

    13   iframe = document.createElement('iframe');

    14   iframe.addEventListener('mozbrowserloadend', function() {

    15     try {

    16       outerIframeLoaded();

    17     } catch(e) {

    18       dump("Got error: " + e + '\n');

    19     }

    20   });

    21   SpecialPowers.wrap(iframe).mozbrowser = true;

    22   iframe.src = 'data:text/html,Outer iframe <iframe id="inner-iframe"></iframe>';

    23   // For kicks, this test uses a display:none iframe.  This shouldn't make a

    24   // difference in anything.

    25   iframe.style.display = 'none';

    26   document.body.appendChild(iframe);

    27 }

    29 var numMsgReceived = 0;

    30 function outerIframeLoaded() {

    31   var injectedScript =

    32     "data:,function is(a, b, desc) {                                     \

    33       if (a == b) {                                                      \

    34         sendAsyncMessage('test:test-pass', desc);                        \

    35       } else {                                                           \

    36         sendAsyncMessage('test:test-fail', desc + ' ' + a + ' != ' + b); \

    37       }                                                                  \

    38     }                                                                    \

    39     is(content.window.top, content.window, 'top');                       \

    40     is(content.window.content, content.window, 'content');               \

    41     is(content.window.parent, content.window, 'parent');                 \

    42     is(content.window.frameElement, null, 'frameElement');               \

    43     var innerIframe = content.document.getElementById('inner-iframe');   \

    44     var innerWindow = innerIframe.contentWindow;                         \

    45     is(innerWindow.top, content.window, 'inner top');                    \

    46     is(innerWindow.content, content.window, 'inner content');            \

    47     is(innerWindow.parent, content.window, 'inner parent');              \

    48     is(innerWindow.frameElement, innerIframe, 'inner frameElement');"

    50   var mm = SpecialPowers.getBrowserFrameMessageManager(iframe);

    52   function onRecvTestPass(msg) {

    53     numMsgReceived++;

    54     ok(true, msg.json);

    55   }

    56   mm.addMessageListener('test:test-pass', onRecvTestPass);

    58   function onRecvTestFail(msg) {

    59     numMsgReceived++;

    60     ok(false, msg.json);

    61   }

    62   mm.addMessageListener('test:test-fail', onRecvTestFail);

    64   mm.loadFrameScript(injectedScript, /* allowDelayedLoad = */ false);

    66   waitForMessages(6);

    67 }

    69 function waitForMessages(num) {

    70   if (numMsgReceived < num) {

    71     SimpleTest.executeSoon(function() { waitForMessages(num); });

    72     return;

    73   }

    75   SimpleTest.finish();

    76 }

    78 addEventListener('testready', runTest);

The Tor Browser / file revision