15.2.3.7-6-a-27.js (1118B)
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-27 6 description: > 7 Object.defineProperties - 'P' doesn't exist in 'O', test [[Value]] 8 of 'P' is set as undefined value if absent in data descriptor 9 'desc' (8.12.9 step 4.a.i) 10 ---*/ 11 12 var obj = {}; 13 14 Object.defineProperties(obj, { 15 prop: { 16 writable: true 17 } 18 }); 19 20 var desc = Object.getOwnPropertyDescriptor(obj, "prop"); 21 22 assert(desc.hasOwnProperty("value"), 'desc.hasOwnProperty("value") !== true'); 23 assert.sameValue(typeof desc.value, "undefined", 'typeof desc.value'); 24 assert(desc.hasOwnProperty("writable"), 'desc.hasOwnProperty("writable") !== true'); 25 assert.sameValue(desc.writable, true, 'desc.writable'); 26 assert(desc.hasOwnProperty("configurable"), 'desc.hasOwnProperty("configurable") !== true'); 27 assert.sameValue(desc.configurable, false, 'desc.configurable'); 28 assert(desc.hasOwnProperty("enumerable"), 'desc.hasOwnProperty("enumerable") !== true'); 29 assert.sameValue(desc.enumerable, false, 'desc.enumerable'); 30 31 reportCompare(0, 0);