File: trap-is-undefined.js

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// 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: [Reflect]
---*/

var target = {};
var p = new Proxy(target, {});

assert.sameValue(Reflect.preventExtensions(p), true);