1// Copyright 2014 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5var a = [ 1, 2, 3 ];
6var was_called = false;
7function poison() { was_called = true; }
8a.hasOwnProperty = poison;
9Object.freeze(a);
10
11assertThrows("a.unshift()", TypeError);
12assertEquals(3, a.length);
13assertFalse(was_called);
14