text: /// 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. 
  
  /*
  The abtract operation ToPropertyDescriptor  is used to package the
  into a property desc. Step 10 of ToPropertyDescriptor throws a TypeError
  if the property desc ends up having a mix of accessor and data property elements.
  */
  
  ES5Harness.registerTest( {
  id: "15.2.3.6-3-12",
  
  path: "TestCases/chapter15/15.2/15.2.3/15.2.3.6/15.2.3.6-3-12.js",
  
  description: "Object.defineProperty throws TypeError if setter is not callable but not undefined (String)",
  
  test: function testcase() {
      var o = {};
      
      // dummy setter
      var setter = "abc";
      var desc = { set: setter };
      
      try {
        Object.defineProperty(o, "foo", desc);
      }
      catch (e) {
        if (e instanceof TypeError &&
            (o.hasOwnProperty("foo") === false)) {
          return true;
        }
      }
   },
  
  precondition: function prereq() {
    return fnExists(Object.defineProperty);
   }
  });
  