js/src/jit-test/tests/debug/Environment-parent-01.js@ac0c01689b40 (annotated)
js/src/jit-test/tests/debug/Environment-parent-01.js
Thu, 15 Jan 2015 15:59:08 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 15 Jan 2015 15:59:08 +0100
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
- permissions
- -rw-r--r--
Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | // The objects on the environment chain are all Debugger.Environment objects. |
| michael@0 | 2 | // The environment chain ends in null. |
| michael@0 | 3 | |
| michael@0 | 4 | var g = newGlobal() |
| michael@0 | 5 | g.eval("function f(a) { return function (b) { return function (c) { h(); return a + b + c; }; }; }"); |
| michael@0 | 6 | var dbg = Debugger(g); |
| michael@0 | 7 | var hits = 0; |
| michael@0 | 8 | g.h = function () { |
| michael@0 | 9 | var n = 0; |
| michael@0 | 10 | for (var env = dbg.getNewestFrame().environment; env !== null; env = env.parent) { |
| michael@0 | 11 | n++; |
| michael@0 | 12 | assertEq(env instanceof Debugger.Environment, true); |
| michael@0 | 13 | } |
| michael@0 | 14 | assertEq(n >= 4, true); |
| michael@0 | 15 | hits++; |
| michael@0 | 16 | }; |
| michael@0 | 17 | assertEq(g.f(5)(7)(9), 21); |
| michael@0 | 18 | assertEq(hits, 1); |
