// 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 doesn't mutate the Array on which it is called on ---*/ function callbackfn(prevVal, curVal, idx, obj) { return 1; } var srcArr = [1, 2, 3, 4, 5]; srcArr.reduce(callbackfn); assert.sameValue(srcArr[0], 1, 'srcArr[0]'); assert.sameValue(srcArr[1], 2, 'srcArr[1]'); assert.sameValue(srcArr[2], 3, 'srcArr[2]'); assert.sameValue(srcArr[3], 4, 'srcArr[3]'); assert.sameValue(srcArr[4], 5, 'srcArr[4]'); reportCompare(0, 0);