15.2.3.7-6-a-278.js (872B)
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-278 6 description: > 7 Object.defineProperties - 'O' is an Arguments object, 'P' is own 8 property which is ever defined in both [[ParameterMap]] of 'O' and 9 'O', and is deleted afterwards, and 'desc' is data descriptor, 10 test 'P' is redefined in 'O' with all correct attribute values 11 (10.6 [[DefineOwnProperty]] step 3) 12 includes: [propertyHelper.js] 13 ---*/ 14 15 16 var arg; 17 18 (function fun(a, b, c) { 19 arg = arguments; 20 }(0, 1, 2)); 21 22 delete arg[0]; 23 24 Object.defineProperties(arg, { 25 "0": { 26 value: 10, 27 writable: true, 28 enumerable: true, 29 configurable: true 30 } 31 }); 32 33 verifyProperty(arg, "0", { 34 value: 10, 35 writable: true, 36 enumerable: true, 37 configurable: true, 38 }); 39 40 reportCompare(0, 0);