1 // Copyright 2014 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 function newArrayWithGetter() { 6 var arr = [1, 2, 3]; 7 Object.defineProperty(arr, '1', { 8 get: function() { delete this[1]; return undefined; }, 9 configurable: true 10 }); 11 return arr; 12 } 13 14 var a = newArrayWithGetter(); 15 var s = a.slice(1); 16 assertTrue('0' in s); 17 18 // Sparse case should hit the same code as above due to presence of the getter. 19 a = newArrayWithGetter(); 20 a[0xffff] = 4; 21 s = a.slice(1); 22 assertTrue('0' in s); 23 24 a = newArrayWithGetter(); 25 a.shift(); 26 assertTrue('0' in a); 27 28 a = newArrayWithGetter(); 29 a.unshift(0); 30 assertTrue('2' in a); 31
