| // 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.filter | |
| description: Array.prototype.filter - subclassed array when length is reduced | |
| ---*/ | |
| foo.prototype = new Array(1, 2, 3); | |
| function foo() {} | |
| var f = new foo(); | |
| f.length = 1; | |
| function cb() { | |
| return true; | |
| } | |
| var a = f.filter(cb); | |
| assert(Array.isArray(a), 'Array.isArray(a) !== true'); | |
| assert.sameValue(a.length, 1, 'a.length'); |