js/src/jit-test/tests/for-of/array-iterator-empty.js@6474c204b198 (annotated)
js/src/jit-test/tests/for-of/array-iterator-empty.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.keys() and .entries() on an empty array produce empty iterators |
| michael@0 | 2 | |
| michael@0 | 3 | var arr = []; |
| michael@0 | 4 | var ki = arr.keys(), ei = arr.entries(); |
| michael@0 | 5 | var p = Object.getPrototypeOf(ki); |
| michael@0 | 6 | assertEq(Object.getPrototypeOf(ei), p); |
| michael@0 | 7 | |
| michael@0 | 8 | for (let k of ki) |
| michael@0 | 9 | throw "FAIL"; |
| michael@0 | 10 | for (let [k, v] of ei) |
| michael@0 | 11 | throw "FAIL"; |
