1// Copyright 2010 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// When this bug is corrected move to object-define-property and add 29// additional tests for configurable in the same manner as existing tests 30// there. 31 32var obj = {}; 33obj[1] = 42; 34assertEquals(42, obj[1]); 35Object.defineProperty(obj, '1', {value:10, writable:false}); 36assertEquals(10, obj[1]); 37 38// We should not be able to override obj[1]. 39obj[1] = 5; 40assertEquals(10, obj[1]); 41 42// Try on a range of numbers. 43for(var i = 0; i < 1024; i++) { 44 obj[i] = 42; 45} 46 47for(var i = 0; i < 1024; i++) { 48 Object.defineProperty(obj, i, {value: i, writable:false}); 49} 50 51for(var i = 0; i < 1024; i++) { 52 assertEquals(i, obj[i]); 53} 54 55for(var i = 0; i < 1024; i++) { 56 obj[1] = 5; 57} 58 59for(var i = 0; i < 1024; i++) { 60 assertEquals(i, obj[i]); 61} 62 63