| // 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.lastindexof |
| description: > |
| Array.prototype.lastIndexOf - value of 'length' is an Object which |
| has an own valueOf method |
| ---*/ |
| |
| //valueOf method will be invoked first, since hint is Number |
| var obj = { |
| 1: true, |
| 2: 2, |
| |
| length: { |
| valueOf: function() { |
| return 2; |
| } |
| } |
| }; |
| |
| assert.sameValue(Array.prototype.lastIndexOf.call(obj, true), 1, 'Array.prototype.lastIndexOf.call(obj, true)'); |
| assert.sameValue(Array.prototype.lastIndexOf.call(obj, 2), -1, 'Array.prototype.lastIndexOf.call(obj, 2)'); |