| // Copyright (C) 2015 the V8 project authors. All rights reserved. | |
| // This code is governed by the BSD license found in the LICENSE file. | |
| /*--- | |
| es6id: 9.5.4 | |
| description: > | |
| Return target.[[PreventExtensions]]() if target is undefined. | |
| features: [Proxy, Reflect] | |
| ---*/ | |
| var target = {}; | |
| var p = new Proxy(target, {}); | |
| assert.sameValue(Reflect.preventExtensions(p), true); |