| // Copyright 2015 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. | |
| // ES6 specifically says that elements should be checked with [[HasElement]] before | |
| // [[Get]]. This is observable in case a getter deletes elements. ES5 put the | |
| // [[HasElement]] after the [[Get]]. | |
| assertTrue(1 in Array.prototype.reverse.call( | |
| {length:2, get 0(){delete this[0];}, 1: "b"})) |