The Tor Browser / file comparison
comparison: js/src/tests/js1_5/GC/regress-383269-02.js
js/src/tests/js1_5/GC/regress-383269-02.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:2cb05d01f5e3 |
|---|---|
| 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/. */ | |
| 6 | |
| 7 //----------------------------------------------------------------------------- | |
| 8 var BUGNUMBER = 383269; | |
| 9 var summary = 'Leak related to arguments object'; | |
| 10 var actual = 'No Leak'; | |
| 11 var expect = 'No Leak'; | |
| 12 | |
| 13 | |
| 14 //----------------------------------------------------------------------------- | |
| 15 test(); | |
| 16 //----------------------------------------------------------------------------- | |
| 17 | |
| 18 function test() | |
| 19 { | |
| 20 enterFunc ('test'); | |
| 21 printBugNumber(BUGNUMBER); | |
| 22 printStatus (summary); | |
| 23 | |
| 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 } | |
| 37 | |
| 38 function f(obj) { | |
| 39 with (obj) | |
| 40 return arguments; | |
| 41 } | |
| 42 | |
| 43 function timed_gc() | |
| 44 { | |
| 45 var t1 = Date.now(); | |
| 46 gc(); | |
| 47 return Date.now() - t1; | |
| 48 } | |
| 49 | |
| 50 var x = f({}); | |
| 51 x = null; | |
| 52 gc(); | |
| 53 var base_time = timed_gc(); | |
| 54 | |
| 55 x = f(generate_big_object_graph()); | |
| 56 x = null; | |
| 57 gc(); | |
| 58 var time = timed_gc(); | |
| 59 | |
| 60 if (time > (base_time + 10) * 3) | |
| 61 actual = "generate_big_object_graph() leaked, base_gc_time="+base_time+", last_gc_time="+time; | |
| 62 | |
| 63 reportCompare(expect, actual, summary); | |
| 64 | |
| 65 exitFunc ('test'); | |
| 66 } |
