| // 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.map |
| es5id: 15.4.4.19-8-c-i-29 |
| description: > |
| Array.prototype.map - element changed by getter on previous |
| iterations is observed on an Array-like object |
| ---*/ |
| |
| var preIterVisible = false; |
| var obj = { length: 2 }; |
| |
| function callbackfn(val, idx, obj) { |
| if (idx === 0) { |
| return val === 11; |
| } else if (idx === 1) { |
| return val === 9; |
| } else { |
| return false; |
| } |
| } |
| |
| Object.defineProperty(obj, "0", { |
| get: function () { |
| preIterVisible = true; |
| return 11; |
| }, |
| configurable: true |
| }); |
| |
| Object.defineProperty(obj, "1", { |
| get: function () { |
| if (preIterVisible) { |
| return 9; |
| } else { |
| return 11; |
| } |
| }, |
| configurable: true |
| }); |
| |
| var testResult = Array.prototype.map.call(obj, callbackfn); |
| |
| assert.sameValue(testResult[0], true, 'testResult[0]'); |
| assert.sameValue(testResult[1], true, 'testResult[1]'); |