1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * JDK-8042364: Make __proto__ ES6 draft compliant 26 * 27 * @test 28 * @run 29 */ 30 31 // check for Object.prototype.__proto__ accessor property 32 print("Object.prototype has __proto__?", 33 Object.prototype.hasOwnProperty("__proto__")) 34 35 var desc = Object.getOwnPropertyDescriptor(Object.prototype, "__proto__") 36 print("descriptor"); 37 print(JSON.stringify(desc)) 38 print("getter", desc.get) 39 print("setter", desc.set) 40 41 // no computed "__proto__" name, only identifier! 42 var p = {} 43 var obj = { 44 "__proto__" : p 45 } 46 47 if (Object.getPrototypeOf(obj) === p) { 48 fail("obj has wrong __proto__, allows computed __proto__!") 49 } 50 51 if (obj.__proto__ !== p) { 52 fail("__proto__ not created as normal property!") 53 } 54 55 if (Object.getPrototypeOf(obj) !== Object.prototype) { 56 fail("obj has wrong __proto__") 57 } 58 59 var obj2 = { 60 __proto__: p 61 } 62 63 if (Object.getPrototypeOf(obj2) !== p) { 64 fail("can't set __proto__ in object literal") 65 }