// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-array.prototype.lastindexof description: > Array.prototype.lastIndexOf - deleting own property causes index property not to be visited on an Array-like object ---*/ var arr = { length: 200 }; Object.defineProperty(arr, "1", { get: function() { return 6.99; }, configurable: true }); Object.defineProperty(arr, "100", { get: function() { delete arr[1]; return 0; }, configurable: true }); assert.sameValue(Array.prototype.lastIndexOf.call(arr, 6.99), -1, 'Array.prototype.lastIndexOf.call(arr, 6.99)'); reportCompare(0, 0);