| // 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 a number (value | |
| is -Infinity) | |
| ---*/ | |
| var obj = { | |
| 0: 0, | |
| length: -Infinity | |
| }; | |
| assert.sameValue(Array.prototype.lastIndexOf.call(obj, 0), -1, 'Array.prototype.lastIndexOf.call(obj, 0)'); |