15.2.3.6-4-165.js (822B)
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: 15.2.3.6-4-165 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 true after deleting properties with 11 large index named if the [[Writable]] field of 'desc' is absent 12 (15.4.5.1 step 3.h) 13 ---*/ 14 15 var arrObj = [0, 1]; 16 17 Object.defineProperty(arrObj, "length", { 18 value: 1 19 }); 20 21 var indexDeleted = !arrObj.hasOwnProperty("1"); 22 23 arrObj.length = 10; 24 25 assert(indexDeleted, 'indexDeleted !== true'); 26 assert.sameValue(arrObj.length, 10, 'arrObj.length'); 27 28 reportCompare(0, 0);