// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 10.6-7-1 description: > Arguments Object has length as its own property and does not invoke the setter defined on Object.prototype.length (Step 7) ---*/ var data = "data"; var getFunc = function () { return 12; }; var setFunc = function (value) { data = value; }; Object.defineProperty(Object.prototype, "length", { get: getFunc, set: setFunc, configurable: true }); var verifyValue = false; var argObj = (function () { return arguments })(); verifyValue = (argObj.length === 0); var verifyWritable = false; argObj.length = 1001; verifyWritable = (argObj.length === 1001); var verifyEnumerable = false; for (var p in argObj) { if (p === "length") { verifyEnumerable = true; } } var verifyConfigurable = false; delete argObj.length; verifyConfigurable = argObj.hasOwnProperty("length"); assert(verifyValue, 'verifyValue !== true'); assert(verifyWritable, 'verifyWritable !== true'); assert.sameValue(verifyEnumerable, false, 'verifyEnumerable'); assert.sameValue(verifyConfigurable, false, 'verifyConfigurable'); assert.sameValue(data, "data", 'data');