// 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 - callbackfn not called for indexes never been assigned values ---*/ var callCnt = 0; function callbackfn(prevVal, curVal, idx, obj) { callCnt++; return curVal; } var arr = new Array(10); arr[0] = arr[1] = undefined; //explicitly assigning a value assert.sameValue(arr.reduce(callbackfn), undefined, 'arr.reduce(callbackfn)'); assert.sameValue(callCnt, 1, 'callCnt'); reportCompare(0, 0);