js/src/jit-test/tests/debug/Environment-gc-01.js@6474c204b198 (annotated)
js/src/jit-test/tests/debug/Environment-gc-01.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 | // An Environment keeps its referent alive. |
| michael@0 | 2 | |
| michael@0 | 3 | var g = newGlobal(); |
| michael@0 | 4 | g.eval("function f(x) { return 2 * x; }"); |
| michael@0 | 5 | var dbg = Debugger(g); |
| michael@0 | 6 | var env; |
| michael@0 | 7 | dbg.onEnterFrame = function (frame) { env = frame.environment; }; |
| michael@0 | 8 | assertEq(g.f(22), 44); |
| michael@0 | 9 | dbg.onEnterFrame = undefined; |
| michael@0 | 10 | |
| michael@0 | 11 | assertEq(env.find("x"), env); |
| michael@0 | 12 | assertEq(env.names().join(","), "arguments,x"); |
| michael@0 | 13 | |
| michael@0 | 14 | gc(); |
| michael@0 | 15 | g.gc(g); |
| michael@0 | 16 | gc(env); |
| michael@0 | 17 | |
| michael@0 | 18 | assertEq(env.find("x"), env); |
| michael@0 | 19 | assertEq(env.names().join(","), "arguments,x"); |
