Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// 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.indexof description: Array.prototype.indexOf - 'length' is own accessor property ---*/ var objOne = { 1: true }; var objTwo = { 2: true }; Object.defineProperty(objOne, "length", { get: function() { return 2; }, configurable: true }); Object.defineProperty(objTwo, "length", { get: function() { return 2; }, configurable: true }); assert.sameValue(Array.prototype.indexOf.call(objOne, true), 1, 'Array.prototype.indexOf.call(objOne, true)'); assert.sameValue(Array.prototype.indexOf.call(objTwo, true), -1, 'Array.prototype.indexOf.call(objTwo, true)');