1 /* 2 * Copyright (c) 2010, 2013, 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-8024255: When a keyword is used as object property name, the property can not be deleted 26 * 27 * @test 28 * @run 29 */ 30 31 function check(obj, name) { 32 var desc = Object.getOwnPropertyDescriptor(obj, name); 33 if (! desc.configurable) { 34 fail("Property " + name + " is not configurable"); 35 } 36 37 if (! (delete obj[name])) { 38 fail("Property " + name + " can not be deleted"); 39 } 40 } 41 42 var obj = { 43 default: 344, 44 in: 'hello', 45 if: false, 46 class: 4.223 47 } 48 49 for (var p in obj) { 50 check(obj, p); 51 }