15.2.3.6-4-174.js (905B)
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: 15.2.3.6-4-174 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 [[Configurable]] attribute of 10 own accessor property with large index named in 'O' can stop 11 deleting index named properties (15.4.5.1 step 3.l.ii) 12 ---*/ 13 14 var arrObj = [0, 1]; 15 assert.throws(TypeError, function() { 16 Object.defineProperty(arrObj, "1", { 17 get: function() { 18 return 1; 19 }, 20 configurable: false 21 }); 22 23 Object.defineProperty(arrObj, "length", { 24 value: 1 25 }); 26 }); 27 assert.sameValue(arrObj.length, 2, 'arrObj.length'); 28 assert(arrObj.hasOwnProperty("1"), 'arrObj.hasOwnProperty("1") !== true'); 29 30 reportCompare(0, 0);