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

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

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

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

     4 // Bug 789392 - Test that apps frames can trigger mozbrowserclose by calling

     5 // window.close(), but browser frames cannot.

     6 "use strict";

     8 SimpleTest.waitForExplicitFinish();

     9 browserElementTestHelpers.setEnabledPref(true);

    10 browserElementTestHelpers.addPermission();

    11 SpecialPowers.addPermission("embed-apps", true, window.document);

    13 addEventListener('unload', function() {

    14   SpecialPowers.removePermission("embed-apps", window.document);

    15 });

    17 function runTest() {

    18   // Our app frame and browser frame load the same content.  That content calls

    19   // window.close() and then alert().  We should get a mozbrowserclose event on

    20   // the app frame before the mozbrowsershowmodalprompt, but not on the browser

    21   // frame.

    23   var appFrame = document.createElement('iframe');

    24   SpecialPowers.wrap(appFrame).mozbrowser = true;

    25   appFrame.setAttribute('mozapp', 'http://example.org/manifest.webapp');

    27   var browserFrame = document.createElement('iframe');

    28   SpecialPowers.wrap(browserFrame).mozbrowser = true;

    30   var gotAppFrameClose = false;

    31   appFrame.addEventListener('mozbrowserclose', function() {

    32     ok(true, "Got close from app frame.");

    33     gotAppFrameClose = true;

    34   });

    36   var gotAppFrameAlert = false;

    37   appFrame.addEventListener('mozbrowsershowmodalprompt', function() {

    38     ok(gotAppFrameClose, "Should have gotten app frame close by now.");

    39     ok(!gotAppFrameAlert, "Just one alert from the app frame.");

    40     gotAppFrameAlert = true;

    41     if (gotBrowserFrameAlert && gotAppFrameAlert) {

    42       SimpleTest.finish();

    43     }

    44   });

    46   browserFrame.addEventListener('mozbrowserclose', function() {

    47     ok(false, "Got close from browser frame.");

    48   });

    50   var gotBrowserFrameAlert = false;

    51   browserFrame.addEventListener('mozbrowsershowmodalprompt', function() {

    52     ok(!gotBrowserFrameAlert, "Just one browser frame alert.");

    53     gotBrowserFrameAlert = true;

    54     if (gotBrowserFrameAlert && gotAppFrameAlert) {

    55       SimpleTest.finish();

    56     }

    57   });

    59   document.body.appendChild(appFrame);

    60   document.body.appendChild(browserFrame);

    62   appFrame.src = 'http://example.org/tests/dom/browser-element/mochitest/file_browserElement_CloseApp.html';

    63   browserFrame.src = 'http://example.org/tests/dom/browser-element/mochitest/file_browserElement_CloseApp.html';

    64 }

    66 // The test harness sets dom.allow_scripts_to_close_windows to true (as of

    67 // writing, anyway).  But that means that browser tabs can close themselves,

    68 // which is what we want to test /can't/ happen!   For the purposes of this

    69 // test (and normal browser operation), this pref should be false.

    70 addEventListener('testready', function() {

    71   SpecialPowers.pushPrefEnv({'set': [['dom.allow_scripts_to_close_windows', false]]}, runTest);

    72 });

The Tor Browser / file revision