|  | // Copyright 2016 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. | 
|  |  | 
|  | function f() { return arguments } | 
|  |  | 
|  | // Reconfiguring function.name should update both the attributes and the value. | 
|  | Object.defineProperty(f, "name", { | 
|  | writable: true, configurable: true, value: 10}); | 
|  | assertEquals({value: 10, writable: true, enumerable: false, configurable: true}, | 
|  | Object.getOwnPropertyDescriptor(f, "name")); | 
|  |  | 
|  | var args = f(); | 
|  |  | 
|  | // Setting a value for arguments[Symbol.iterator] should not affect the | 
|  | // attributes. | 
|  | args[Symbol.iterator] = 10; | 
|  | assertEquals({value: 10, writable: true, configurable: true, enumerable: false}, | 
|  | Object.getOwnPropertyDescriptor(args, Symbol.iterator)); |