js/src/jit-test/tests/basic/splice-on-arguments.js@b8a032363ba2 (annotated)
js/src/jit-test/tests/basic/splice-on-arguments.js
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | // test whether splice works on arguments |
| michael@0 | 2 | |
| michael@0 | 3 | function splice_args () { |
| michael@0 | 4 | args = arguments; |
| michael@0 | 5 | return Array.prototype.splice.apply(args, [0, 5]); |
| michael@0 | 6 | } |
| michael@0 | 7 | |
| michael@0 | 8 | var args; |
| michael@0 | 9 | var O = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]; |
| michael@0 | 10 | var A = splice_args.apply(undefined, O) |
| michael@0 | 11 | |
| michael@0 | 12 | // args: [5, 6, 7, 8, 9] |
| michael@0 | 13 | assertEq(args[0], 5); |
| michael@0 | 14 | assertEq(args[1], 6); |
| michael@0 | 15 | assertEq(args[2], 7); |
| michael@0 | 16 | assertEq(args[3], 8); |
| michael@0 | 17 | assertEq(args[4], 9); |
| michael@0 | 18 | assertEq(args.length, 5); |
| michael@0 | 19 | |
| michael@0 | 20 | // A: [0, 1, 2, 3, 4] |
| michael@0 | 21 | assertEq(A[0], 0); |
| michael@0 | 22 | assertEq(A[1], 1); |
| michael@0 | 23 | assertEq(A[2], 2); |
| michael@0 | 24 | assertEq(A[3], 3); |
| michael@0 | 25 | assertEq(A[4], 4); |
| michael@0 | 26 | assertEq(A.length, 5); |
| michael@0 | 27 | |
| michael@0 | 28 | // O: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] |
| michael@0 | 29 | assertEq(O[0], 0); |
| michael@0 | 30 | assertEq(O[1], 1); |
| michael@0 | 31 | assertEq(O[2], 2); |
| michael@0 | 32 | assertEq(O[3], 3); |
| michael@0 | 33 | assertEq(O[4], 4); |
| michael@0 | 34 | assertEq(O[5], 5); |
| michael@0 | 35 | assertEq(O[6], 6); |
| michael@0 | 36 | assertEq(O[7], 7); |
| michael@0 | 37 | assertEq(O[8], 8); |
| michael@0 | 38 | assertEq(O[9], 9); |
| michael@0 | 39 | assertEq(O.length, 10); |
