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

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

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

     4 // Bug 762939 - Test that visibility propagates down properly through

     5 // hierarchies of <iframe mozbrowser>.

     6 //

     7 // In this test, we modify the parent's visibility and check that the child's

     8 // visibility is changed as appopriate.  We test modifying the child's

     9 // visibility in a separate testcase.

    11 "use strict";

    13 SimpleTest.waitForExplicitFinish();

    14 browserElementTestHelpers.setEnabledPref(true);

    15 browserElementTestHelpers.addPermission();

    17 var iframe;

    19 function runTest() {

    20   var principal = SpecialPowers.wrap(document).nodePrincipal;

    21   SpecialPowers.addPermission("browser", true, { url: SpecialPowers.wrap(principal.URI).spec,

    22                                                  appId: principal.appId,

    23                                                  isInBrowserElement: true });

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

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

    28   // Our test involves three <iframe mozbrowser>'s, parent, child1, and child2.

    29   // child1 and child2 are contained inside parent.  child1 is visibile, and

    30   // child2 is not.

    31   //

    32   // For the purposes of this test, we want there to be a process barrier

    33   // between child{1,2} and parent.  Therefore parent must be a non-remote

    34   // <iframe mozbrowser>, until bug 761935 is resolved and we can have nested

    35   // content processes.

    36   iframe.remote = false;

    38   iframe.addEventListener('mozbrowsershowmodalprompt', checkMessage);

    39   expectMessage('parent:ready', test1);

    41   document.body.appendChild(iframe);

    42   iframe.src = 'file_browserElement_SetVisibleFrames_Outer.html';

    43 }

    45 function test1() {

    46   expectMessage('child1:hidden', getVisibleTest1);

    47   iframe.setVisible(false);

    48 }

    50 function getVisibleTest1() {

    51   iframe.getVisible().onsuccess = function(evt) {

    52     ok(evt.target.result === false, 'getVisible shows a hidden frame');

    53     test2();

    54   };

    55 }

    57 function test2() {

    58   expectMessage('child1:visible', getVisibleTest2);

    59   iframe.setVisible(true);

    60 }

    62 function getVisibleTest2() {

    63   iframe.getVisible().onsuccess = function(evt) {

    64     ok(evt.target.result === true, 'getVisible shows a displayed frame');

    65     finish();

    66   };

    67 }

    69 function finish() {

    70   // We need to remove this listener because when this test finishes and the

    71   // iframe containing this document is navigated, we'll fire a

    72   // visibilitychange(false) event on all child iframes.  That's OK and

    73   // expected, but if we don't remove our listener, then we'll end up causing

    74   // the /next/ test to fail!

    75   iframe.removeEventListener('mozbrowsershowmodalprompt', checkMessage);

    77   var principal = SpecialPowers.wrap(document).nodePrincipal;

    78   SpecialPowers.removePermission("browser", { url: SpecialPowers.wrap(principal.URI).spec,

    79                                               appId: principal.appId,

    80                                               isInBrowserElement: true });

    82   SimpleTest.finish();

    83 }

    85 var expectedMsg = null;

    86 var expectedMsgCallback = null;

    87 function expectMessage(msg, next) {

    88   expectedMsg = msg;

    89   expectedMsgCallback = next;

    90 }

    92 function checkMessage(e) {

    93   var msg = e.detail.message;

    94   is(msg, expectedMsg);

    95   if (msg == expectedMsg) {

    96     expectedMsg = null;

    97     SimpleTest.executeSoon(function() { expectedMsgCallback() });

    98   }

    99 }

   101 addEventListener('testready', runTest);

The Tor Browser / file revision