js/src/tests/ecma_5/Array/redefine-nonwritable-length-nonnumeric.js@6474c204b198
js/src/tests/ecma_5/Array/redefine-nonwritable-length-nonnumeric.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 /*
2 * Any copyright is dedicated to the Public Domain.
3 * http://creativecommons.org/licenses/publicdomain/
4 * Contributor:
5 * Jeff Walden <jwalden+code@mit.edu>
6 */
8 //-----------------------------------------------------------------------------
9 var BUGNUMBER = 866700;
10 var summary = "Assertion redefining non-writable length to a non-numeric value";
12 print(BUGNUMBER + ": " + summary);
14 /**************
15 * BEGIN TEST *
16 **************/
18 var arr = [];
19 Object.defineProperty(arr, "length", { value: 0, writable: false });
21 // Per Array's magical behavior, the value in the descriptor gets canonicalized
22 // *before* SameValue comparisons occur, so this shouldn't throw.
23 Object.defineProperty(arr, "length", { value: '' });
25 assertEq(arr.length, 0);
27 /******************************************************************************/
29 if (typeof reportCompare === "function")
30 reportCompare(true, true);
32 print("Tests complete");
