The Tor Browser: browser/components/sessionstore/test/browser

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

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 function test() {

     6   /** Test for Bug 491577 **/

     8   // test setup

     9   waitForExplicitFinish();

    11   const REMEMBER = Date.now(), FORGET = Math.random();

    12   let test_state = {

    13     windows: [ { tabs: [{ entries: [{ url: "http://example.com/" }] }], selected: 1 } ],

    14     _closedWindows : [

    15       // _closedWindows[0]

    16       {

    17         tabs: [

    18           { entries: [{ url: "http://example.com/", title: "title" }] },

    19           { entries: [{ url: "http://mozilla.org/", title: "title" }] }

    20         ],

    21         selected: 2,

    22         title: FORGET,

    23         _closedTabs: []

    24       },

    25       // _closedWindows[1]

    26       {

    27         tabs: [

    28          { entries: [{ url: "http://mozilla.org/", title: "title" }] },

    29          { entries: [{ url: "http://example.com/", title: "title" }] },

    30          { entries: [{ url: "http://mozilla.org/", title: "title" }] },

    31         ],

    32         selected: 3,

    33         title: REMEMBER,

    34         _closedTabs: []

    35       },

    36       // _closedWindows[2]

    37       {

    38         tabs: [

    39           { entries: [{ url: "http://example.com/", title: "title" }] }

    40         ],

    41         selected: 1,

    42         title: FORGET,

    43         _closedTabs: [

    44           {

    45             state: {

    46               entries: [

    47                 { url: "http://mozilla.org/", title: "title" },

    48                 { url: "http://mozilla.org/again", title: "title" }

    49               ]

    50             },

    51             pos: 1,

    52             title: "title"

    53           },

    54           {

    55             state: {

    56               entries: [

    57                 { url: "http://example.com", title: "title" }

    58               ]

    59             },

    60             title: "title"

    61           }

    62         ]

    63       }

    64     ]

    65   };

    66   let remember_count = 1;

    68   function countByTitle(aClosedWindowList, aTitle)

    69     aClosedWindowList.filter(function(aData) aData.title == aTitle).length;

    71   function testForError(aFunction) {

    72     try {

    73       aFunction();

    74       return false;

    75     }

    76     catch (ex) {

    77       return ex.name == "NS_ERROR_ILLEGAL_VALUE";

    78     }

    79   }

    81   // open a window and add the above closed window list

    82   let newWin = openDialog(location, "_blank", "chrome,all,dialog=no");

    83   newWin.addEventListener("load", function(aEvent) {

    84     this.removeEventListener("load", arguments.callee, false);

    85     gPrefService.setIntPref("browser.sessionstore.max_windows_undo",

    86                             test_state._closedWindows.length);

    87     ss.setWindowState(newWin, JSON.stringify(test_state), true);

    89     let closedWindows = JSON.parse(ss.getClosedWindowData());

    90     is(closedWindows.length, test_state._closedWindows.length,

    91        "Closed window list has the expected length");

    92     is(countByTitle(closedWindows, FORGET),

    93        test_state._closedWindows.length - remember_count,

    94        "The correct amount of windows are to be forgotten");

    95     is(countByTitle(closedWindows, REMEMBER), remember_count,

    96        "Everything is set up.");

    98     // all of the following calls with illegal arguments should throw NS_ERROR_ILLEGAL_VALUE

    99     ok(testForError(function() ss.forgetClosedWindow(-1)),

   100        "Invalid window for forgetClosedWindow throws");

   101     ok(testForError(function() ss.forgetClosedWindow(test_state._closedWindows.length + 1)),

   102        "Invalid window for forgetClosedWindow throws");

   104     // Remove third window, then first window

   105     ss.forgetClosedWindow(2);

   106     ss.forgetClosedWindow(null);

   108     closedWindows = JSON.parse(ss.getClosedWindowData());

   109     is(closedWindows.length, remember_count,

   110        "The correct amount of windows were removed");

   111     is(countByTitle(closedWindows, FORGET), 0,

   112        "All windows specifically forgotten were indeed removed");

   113     is(countByTitle(closedWindows, REMEMBER), remember_count,

   114        "... and windows not specifically forgetten weren't.");

   116     // clean up

   117     newWin.close();

   118     gPrefService.clearUserPref("browser.sessionstore.max_windows_undo");

   119     finish();

   120   }, false);

   121 }

The Tor Browser / file revision