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/// 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.

ES5Harness.registerTest({
    id: "15.2.3.6-4-85",

    path: "TestCases/chapter15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-85.js",

    description: "Object.defineProperty will not throw TypeError if name.configurable = false, name.writable = false, name.value = NaN and desc.value = NaN (8.12.9 step 10.a.ii.1)",

    test: function testcase() {

        var obj = {};

        Object.defineProperty(obj, "foo", {
            value: NaN,
            writable: false,
            configurable: false
        });

        Object.defineProperty(obj, "foo", {
            value: NaN,
            writable: false,
            configurable: false
        });

        if (!isNaN(obj.foo)) {
            return false;
        }

        obj.foo = "verifyValue";
        if (obj.foo === "verifyValue") {
            return false;
        }

        for (var prop in obj) {
            if (obj.hasOwnProperty(prop) && prop === "foo") {
                return false;
            }
        }

        delete obj.foo;
        if (!obj.hasOwnProperty("foo")) {
            return false;
        }

        return true;
    },

    precondition: function prereq() {
        return fnExists(Object.defineProperty);
    }
});