15.2.3.7-6-a-155.js (775B)
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-155 6 description: > 7 Object.defineProperties - 'O' is an Array, 'P' is the length 8 property of 'O', test the [[Value]] field of 'desc' which is 9 greater than value of the length property is defined into 'O' 10 without deleting any property with large index named (15.4.5.1 11 step 3.f) 12 ---*/ 13 14 var arr = [0, , 2]; 15 16 Object.defineProperties(arr, { 17 length: { 18 value: 5 19 } 20 }); 21 22 assert.sameValue(arr.length, 5, 'arr.length'); 23 assert.sameValue(arr[0], 0, 'arr[0]'); 24 assert.sameValue(arr.hasOwnProperty("1"), false, 'arr.hasOwnProperty("1")'); 25 assert.sameValue(arr[2], 2, 'arr[2]'); 26 27 reportCompare(0, 0);