15.2.3.6-4-181.js (837B)
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: 15.2.3.6-4-181 6 description: > 7 Object.defineProperty - 'O' is an Array, 'name' is the length 8 property of 'O', the [[Value]] field of 'desc' is less than value 9 of the length property, test the [[Writable]] attribute of the 10 length property is set to false at last when the [[Writable]] 11 field of 'desc' is false and 'O' doesn't contain non-configurable 12 large index named property (15.4.5.1 step 3.m) 13 includes: [propertyHelper.js] 14 ---*/ 15 16 17 var arrObj = [0, 1]; 18 19 Object.defineProperty(arrObj, "length", { 20 value: 0, 21 writable: false 22 }); 23 24 assert(!arrObj.hasOwnProperty("1")); 25 26 verifyProperty(arrObj, "length", { 27 value: 0, 28 writable: false, 29 }); 30 31 reportCompare(0, 0);