| // Copyright (c) 2012 Ecma International. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-array.prototype.some |
| description: > |
| Array.prototype.some - element to be retrieved is own data |
| property that overrides an inherited accessor property on an |
| Array-like object |
| ---*/ |
| |
| var kValue = 1000; |
| |
| function callbackfn(val, idx, obj) { |
| if (idx === 0) { |
| return val === kValue; |
| } |
| return false; |
| } |
| |
| var proto = {}; |
| |
| Object.defineProperty(proto, "0", { |
| get: function() { |
| return 5; |
| }, |
| configurable: true |
| }); |
| |
| var Con = function() {}; |
| Con.prototype = proto; |
| |
| var child = new Con(); |
| child.length = 2; |
| Object.defineProperty(child, "0", { |
| value: kValue, |
| configurable: true |
| }); |
| |
| assert(Array.prototype.some.call(child, callbackfn), 'Array.prototype.some.call(child, callbackfn) !== true'); |