| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| function produce_object() { |
| var real_length = 1; |
| function set_length() { real_length = "boom"; } |
| function get_length() { return real_length; } |
| var o = { __proto__:Array.prototype , 0:"x" }; |
| Object.defineProperty(o, "length", { set:set_length, get:get_length }) |
| return o; |
| } |
| |
| assertEquals(2, produce_object().push("y")); |
| assertEquals(2, produce_object().unshift("y")); |