1 /* 2 * Copyright (c) 2010, 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 * Array extension check 26 * 27 * @test 28 * @run 29 */ 30 31 "use strict"; 32 var a = [1,2,3]; 33 Object.preventExtensions(a); 34 try { 35 a[4] = 4; 36 print(a); 37 } catch (e) { 38 if (!(e instanceof TypeError)) { 39 print("TypeError expected but got e"); 40 } 41 } 42 43 if (a[0] != 1) { 44 throw "element 0 is wrong"; 45 } 46 if (a[1] != 2) { 47 throw "element 1 is wrong"; 48 } 49 if (a[2] != 3) { 50 throw "element 2 is wrong"; 51 } 52