js/src/jit-test/tests/basic/testIncDecReadOnly.js@6474c204b198
js/src/jit-test/tests/basic/testIncDecReadOnly.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.
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);
