15.2.3.6-4-339-1.js (1109B)
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: 15.2.3.6-4-339-1 6 description: > 7 Object.defineProperty - Updating indexed data property 'P' with 8 attributes [[Writable]]: true, [[Enumerable]]: true, 9 [[Configurable]]: false to an accessor property does not succeed, 10 'A' is an Array object (8.12.9 - step 9.a) 11 ---*/ 12 13 var obj = []; 14 15 Object.defineProperty(obj, "0", { 16 value: 2010, 17 writable: true, 18 enumerable: true, 19 configurable: false 20 }); 21 var propertyDefineCorrect = obj.hasOwnProperty("0"); 22 var desc1 = Object.getOwnPropertyDescriptor(obj, "0"); 23 24 function getFunc() { 25 return 20; 26 } 27 assert.throws(TypeError, function() { 28 Object.defineProperty(obj, "0", { 29 get: getFunc 30 }); 31 }); 32 var desc2 = Object.getOwnPropertyDescriptor(obj, "0"); 33 assert(propertyDefineCorrect, 'propertyDefineCorrect !== true'); 34 assert.sameValue(desc1.value, 2010, 'desc1.value'); 35 assert.sameValue(obj[0], 2010, 'obj[0]'); 36 assert.sameValue(typeof desc2.get, "undefined", 'typeof desc2.get'); 37 38 reportCompare(0, 0);