// 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.filter es5id: 15.4.4.20-9-b-12 description: > Array.prototype.filter - deleting own property with prototype property causes prototype index property to be visited on an Array-like object ---*/ function callbackfn(val, idx, obj) { return true; } var obj = { 0: 0, 1: 111, 2: 2, length: 10 }; Object.defineProperty(obj, "0", { get: function() { delete obj[1]; return 0; }, configurable: true }); Object.prototype[1] = 1; var newArr = Array.prototype.filter.call(obj, callbackfn); assert.sameValue(newArr.length, 3, 'newArr.length'); assert.sameValue(newArr[1], 1, 'newArr[1]'); reportCompare(0, 0);