15.2.3.7-6-a-261.js (846B)
1 // Copyright (c) 2012 Ecma International. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 es5id: 15.2.3.7-6-a-261 6 description: > 7 Object.defineProperties - 'O' is an Array, 'P' is an array index 8 named property that already exists on 'O' is accessor property and 9 'desc' is accessor descriptor, test updating the [[Configurable]] 10 attribute value of 'P' (15.4.5.1 step 4.c) 11 includes: [propertyHelper.js] 12 ---*/ 13 14 15 var arr = []; 16 17 function set_fun(value) { 18 arr.setVerifyHelpProp = value; 19 } 20 Object.defineProperty(arr, "0", { 21 set: set_fun, 22 configurable: true 23 }); 24 25 Object.defineProperties(arr, { 26 "0": { 27 configurable: false 28 } 29 }); 30 verifyWritable(arr, "0", "setVerifyHelpProp"); 31 32 verifyProperty(arr, "0", { 33 enumerable: false, 34 configurable: false, 35 }); 36 37 reportCompare(0, 0);