js/src/jit-test/tests/basic/bug642772-1.js@6474c204b198 (annotated)
js/src/jit-test/tests/basic/bug642772-1.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 | var n1 = Number.prototype.toFixed; |
| michael@0 | 2 | var s1 = String.prototype.split; |
| michael@0 | 3 | delete Number; |
| michael@0 | 4 | delete String; |
| michael@0 | 5 | |
| michael@0 | 6 | var n2 = (5).toFixed; |
| michael@0 | 7 | var s2 = ("foo").split; |
| michael@0 | 8 | |
| michael@0 | 9 | // Check enumeration doesn't resurrect deleted standard classes |
| michael@0 | 10 | for (x in this) {} |
| michael@0 | 11 | |
| michael@0 | 12 | // Ensure the prototypes are shared. |
| michael@0 | 13 | var n3 = (5).toFixed; |
| michael@0 | 14 | var s3 = ("foo").split; |
| michael@0 | 15 | |
| michael@0 | 16 | assertEq(s1, s2); |
| michael@0 | 17 | assertEq(s1, s3); |
| michael@0 | 18 | assertEq(n1, n2); |
| michael@0 | 19 | assertEq(n1, n3); |
