/// 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 ch15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-86.js * @description Object.defineProperty will throw TypeError when name.configurable = false, name.writable = false, desc.value = +0 and name.value = -0 (8.12.9 step 10.a.ii.1) */ function testcase() { var obj = {}; Object.defineProperty(obj, "foo", { value: -0, writable: false, configurable: false }); try { Object.defineProperty(obj, "foo", { value: +0 }); return false; } catch (e) { return e instanceof TypeError && dataPropertyAttributesAreCorrect(obj, "foo", -0, false, false, false); } } runTestCase(testcase);