/// Copyright (c) 2009 Microsoft Corporation /// /// Redistribution and use in source and binary forms, with or without modification, are permitted provided /// that the following conditions are met: /// * Redistributions of source code must retain the above copyright notice, this list of conditions and /// the following disclaimer. /// * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and /// the following disclaimer in the documentation and/or other materials provided with the distribution. /// * Neither the name of Microsoft nor the names of its contributors may be used to /// endorse or promote products derived from this software without specific prior written permission. /// /// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR /// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS /// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE /// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT /// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS /// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, /// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF /// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. /** * @path chapter10/10.6/10.6-11-b-1.js * @description Arguments Object has index property '0' as its own property, it shoulde be writable, enumerable, configurable and does not invoke the setter defined on Object.prototype[0] (Step 11.b) */ function testcase() { try { var data = "data"; var getFunc = function () { return data; }; var setFunc = function (value) { data = value; }; Object.defineProperty(Object.prototype, "0", { get: getFunc, set: setFunc, configurable: true }); var argObj = (function () { return arguments })(1); var verifyValue = false; verifyValue = (argObj[0] === 1); var verifyEnumerable = false; for (var p in argObj) { if (p === "0" && argObj.hasOwnProperty("0")) { verifyEnumerable = true; } } var verifyWritable = false; argObj[0] = 1001; verifyWritable = (argObj[0] === 1001); var verifyConfigurable = false; delete argObj[0]; verifyConfigurable = argObj.hasOwnProperty("0"); return verifyValue && verifyWritable && verifyEnumerable && !verifyConfigurable && data === "data"; } finally { delete Object.prototype[0]; } } runTestCase(testcase);