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| 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 | |
| 5 var a = [ 1, 2, 3 ]; | |
| 6 var was_called = false; | |
| 7 function poison() { was_called = true; } | |
| 8 a.hasOwnProperty = poison; | |
| 9 Object.freeze(a); | |
| 10 | |
| 11 assertThrows("a.unshift()", TypeError); | |
| 12 assertEquals(3, a.length); | |
| 13 assertFalse(was_called); | |
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