/// 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. /** * Step 4 of defineProperty calls the [[DefineOwnProperty]] internal method * of O to define the property. For newly defined accessor properties, attributes * missing from desc should have values set to the defaults from 8.6.1. * * @path ch15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-3.js * @description Object.defineProperty sets missing attributes to their default values (accessor)(8.12.9 step 4.b.i) */ function testcase() { var o = {}; var getter = function () { return 1; }; var desc = { get: getter }; Object.defineProperty(o, "foo", desc); var propDesc = Object.getOwnPropertyDescriptor(o, "foo"); if (typeof(propDesc.get) === "function" && // the getter must be the function that was provided propDesc.get === getter && propDesc.enumerable === false && // false by default propDesc.configurable === false) { // false by default return true; } } runTestCase(testcase);