js/src/devtools/gc/tests/objGraph.js@6474c204b198 (annotated)
js/src/devtools/gc/tests/objGraph.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | test(); |
| michael@0 | 2 | |
| michael@0 | 3 | function test() |
| michael@0 | 4 | { |
| michael@0 | 5 | function generate_big_object_graph() |
| michael@0 | 6 | { |
| michael@0 | 7 | var root = {}; |
| michael@0 | 8 | f(root, 17); |
| michael@0 | 9 | return root; |
| michael@0 | 10 | function f(parent, depth) { |
| michael@0 | 11 | if (depth == 0) |
| michael@0 | 12 | return; |
| michael@0 | 13 | --depth; |
| michael@0 | 14 | |
| michael@0 | 15 | f(parent.a = {}, depth); |
| michael@0 | 16 | f(parent.b = {}, depth); |
| michael@0 | 17 | } |
| michael@0 | 18 | } |
| michael@0 | 19 | |
| michael@0 | 20 | function f(obj) { |
| michael@0 | 21 | with (obj) |
| michael@0 | 22 | return arguments; |
| michael@0 | 23 | } |
| michael@0 | 24 | |
| michael@0 | 25 | for(var i = 0; i != 10; ++i) |
| michael@0 | 26 | { |
| michael@0 | 27 | gc(); |
| michael@0 | 28 | var x = null; |
| michael@0 | 29 | x = f(generate_big_object_graph()); |
| michael@0 | 30 | |
| michael@0 | 31 | gc(); //all used |
| michael@0 | 32 | |
| michael@0 | 33 | x = null; |
| michael@0 | 34 | |
| michael@0 | 35 | gc(); //all free |
| michael@0 | 36 | } |
| michael@0 | 37 | } |
