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-8026858: Array length does not handle defined properties correctly
  26  *
  27  * @test
  28  * @run
  29  */
  30 
  31 var arr = [];
  32 
  33 Object.defineProperty(arr, "3", {value: 1 /* configurable: false */});
  34 
  35 if (arr[3] != 1) {
  36     throw new Error("arr[3] not defined");
  37 }
  38 
  39 if (arr.length !== 4) {
  40     throw new Error("Array length not updated to 4");
  41 }
  42 
  43 Object.defineProperty(arr, "5", {value: 1, configurable: true});
  44 
  45 if (arr[5] != 1) {
  46     throw new Error("arr[5] not defined");
  47 }
  48 
  49 if (arr.length !== 6) {
  50     throw new Error("Array length not updated to 4");
  51 }
  52 
  53 arr.length = 0;
  54 
  55 if (5 in arr) {
  56     throw new Error("configurable element was not deleted");
  57 }
  58 
  59 if (arr[3] != 1) {
  60     throw new Error("non-configurable element was deleted");
  61 }
  62 
  63 if (arr.length !== 4) {
  64     throw new Error("Array length not set");
  65 }
  66