15.2.3.6-4-254.js (1099B)
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: 15.2.3.6-4-254 6 description: > 7 Object.defineProperty - 'O' is an Array, 'name' is an array index 8 named property, 'name' is accessor property and 'desc' is accessor 9 descriptor, and the [[Configurable]] attribute value of 'name' is 10 false, test TypeError is not thrown if the [[Set]] field of 'desc' 11 is present, and the [[Set]] field of 'desc' and the [[Set]] 12 attribute value of 'name' are undefined (15.4.5.1 step 4.c) 13 includes: [propertyHelper.js] 14 ---*/ 15 16 var arrObj = []; 17 18 Object.defineProperty(arrObj, "1", { 19 set: undefined 20 }); 21 assert(arrObj.hasOwnProperty("1")); 22 23 Object.defineProperty(arrObj, "1", { 24 set: undefined 25 }); 26 27 var desc = Object.getOwnPropertyDescriptor(arrObj, "1"); 28 29 assert(desc.hasOwnProperty("get") && typeof desc.get === "undefined"); 30 assert(desc.hasOwnProperty("set") && typeof desc.set === "undefined"); 31 32 verifyProperty(arrObj, "1", { 33 enumerable: false, 34 configurable: false, 35 }); 36 37 reportCompare(0, 0);