js/src/jit-test/tests/collections/Array-of-4.js@6474c204b198 (annotated)
js/src/jit-test/tests/collections/Array-of-4.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 | // Array.of does not trigger prototype setters. |
| michael@0 | 2 | // (It defines elements rather than assigning to them.) |
| michael@0 | 3 | |
| michael@0 | 4 | var status = "pass"; |
| michael@0 | 5 | Object.defineProperty(Array.prototype, "0", {set: v => status = "FAIL 1"}); |
| michael@0 | 6 | assertEq(Array.of(1)[0], 1); |
| michael@0 | 7 | assertEq(status, "pass"); |
| michael@0 | 8 | |
| michael@0 | 9 | function Bag() {} |
| michael@0 | 10 | Bag.of = Array.of; |
| michael@0 | 11 | Object.defineProperty(Bag.prototype, "0", {set: v => status = "FAIL 2"}); |
| michael@0 | 12 | assertEq(Bag.of(1)[0], 1); |
| michael@0 | 13 | assertEq(status, "pass"); |
