| // 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.reduce |
| description: > |
| Array.prototype.reduce - element to be retrieved is own data |
| property that overrides an inherited data property on an Array |
| ---*/ |
| |
| var testResult = false; |
| |
| function callbackfn(prevVal, curVal, idx, obj) { |
| if (idx === 1) { |
| testResult = (prevVal === 0); |
| } |
| } |
| |
| Array.prototype[0] = "9"; |
| [0, 1, 2].reduce(callbackfn); |
| |
| assert(testResult, 'testResult !== true'); |
