js/src/jit-test/tests/basic/testIncDecReadOnly.js@ac0c01689b40
js/src/jit-test/tests/basic/testIncDecReadOnly.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.
1 var r;
2 Object.defineProperty(this, "x", {value: 0, writable: false});
4 for (var a = 0; a < 10; ++a)
5 r = ++x;
6 assertEq(x, 0);
7 assertEq(r, 1);
9 for (var a = 0; a < 10; ++a)
10 r = --x;
11 assertEq(x, 0);
12 assertEq(r, -1);
14 for (var a = 0; a < 10; ++a)
15 r = x++;
16 assertEq(x, 0);
17 assertEq(r, 0);
19 for (var a = 0; a < 10; ++a)
20 r = x--;
21 assertEq(x, 0);
22 assertEq(r, 0);
