js/src/jit-test/tests/debug/Object-defineProperty-12.js@ac0c01689b40 (annotated)
js/src/jit-test/tests/debug/Object-defineProperty-12.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 | // obj.defineProperty redefining an existing property leaves unspecified attributes unchanged. |
| michael@0 | 2 | |
| michael@0 | 3 | var g = newGlobal(); |
| michael@0 | 4 | g.p = 1; |
| michael@0 | 5 | var dbg = new Debugger; |
| michael@0 | 6 | var gw = dbg.addDebuggee(g); |
| michael@0 | 7 | |
| michael@0 | 8 | gw.defineProperty("p", {value: 2}); |
| michael@0 | 9 | assertEq(g.p, 2); |
| michael@0 | 10 | |
| michael@0 | 11 | var desc = Object.getOwnPropertyDescriptor(g, "p"); |
| michael@0 | 12 | assertEq(desc.configurable, true); |
| michael@0 | 13 | assertEq(desc.enumerable, true); |
| michael@0 | 14 | assertEq(desc.writable, true); |
| michael@0 | 15 | assertEq(desc.value, 2); |
| michael@0 | 16 | |
| michael@0 | 17 | g.p = 3; |
| michael@0 | 18 | assertEq(g.p, 3); |
