| // 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 - value of 'accumulator' used for first |
| iteration is the value of least index property which is not |
| undefined when 'initialValue' is not present on an Array |
| ---*/ |
| |
| var called = 0; |
| var result = false; |
| |
| function callbackfn(prevVal, curVal, idx, obj) { |
| called++; |
| if (idx === 1) { |
| result = (prevVal === 11) && curVal === 9; |
| } |
| } |
| |
| [11, 9].reduce(callbackfn); |
| |
| assert(result, 'result !== true'); |
| assert.sameValue(called, 1, 'called'); |
