The Tor Browser: js/src/tests/js1_5/GC/regress-383269-01.js@129ffea94266

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

     1 // |reftest| skip -- unreliable - based on GC timing

     2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

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

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

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

     7 //-----------------------------------------------------------------------------

     8 var BUGNUMBER = 383269;

     9 var summary = 'Leak related to arguments object';

    10 var actual = 'No Leak';

    11 var expect = 'No Leak';

    14 //-----------------------------------------------------------------------------

    15 test();

    16 //-----------------------------------------------------------------------------

    18 function test()

    19 {

    20   enterFunc ('test');

    21   printBugNumber(BUGNUMBER);

    22   printStatus (summary);

    24   function generate_big_object_graph()

    25   {

    26     var root = {};

    27     f(root, 17);

    28     return root;

    29     function f(parent, depth) {

    30       if (depth == 0)

    31         return;

    32       --depth;

    33       f(parent.a = {}, depth);

    34       f(parent.b = {}, depth);

    35     }

    36   }

    38   function outer() {  var x = arguments; return function inner() { return x }; }

    40   function timed_gc()

    41   {

    42     var t1 = Date.now();

    43     gc();

    44     return Date.now() - t1;

    45   }

    47   outer(1);

    48   gc();

    49   var base_time = timed_gc();

    51   var f = outer(generate_big_object_graph());

    52   f = null;

    53   gc();

    54   var time = timed_gc();

    56   if (time > (base_time + 1) * 3)

    57     actual = "generate_big_object_graph() leaked, base_gc_time="+base_time+", last_gc_time="+time;

    59   reportCompare(expect, actual, summary);

    61   exitFunc ('test');

    62 }

The Tor Browser / file revision

js/src/tests/js1_5/GC/regress-383269-01.js@129ffea94266

js/src/tests/js1_5/GC/regress-383269-01.js