public static void call_harness(String folder_path)
        {
            Console.Write("***************************************");
            Console.Write("\n ------- Inside Test Harness----------");
            Console.Write("\n *************************************\n");

            DllLoaderExec loader = new DllLoaderExec();



            DllLoaderExec.testersLocation = folder_path;

            DllLoaderExec.testersLocation = Path.GetFullPath(DllLoaderExec.testersLocation);
            Console.Write("\n  Loading Test Modules from:\n    {0}\n", Path.GetFullPath(@"../../../Test_Harness/Local_Storage"));

            // run load and tests

            string result = loader.loadAndExerciseTesters();

            Console.Write("\n\n  {0}", result);
            Console.Write("\n\n");
        }
        //----< load assemblies from testersLocation and run their tests >-----

        string loadAndExerciseTesters()
        {
            AppDomain currentDomain = AppDomain.CurrentDomain;

            currentDomain.AssemblyResolve += new ResolveEventHandler(LoadFromComponentLibFolder);


            try
            {
                DllLoaderExec loader = new DllLoaderExec();

                // load each assembly found in testersLocation

                string[] files = Directory.GetFiles(testersLocation, "*.dll");
                if (files.Count() > 0)
                {
                    foreach (string file in files)
                    {
                        String output = "";
                        if (!tested_dll_files.Contains(file))
                        {
                            Assembly asm      = Assembly.LoadFile(file);
                            string   fileName = Path.GetFileName(file);

                            Console.Write("\n  Loaded the file : {0} ", fileName);
                            output = output + Path.GetFileNameWithoutExtension(fileName) + " : ";

                            // exercise each tester found in assembly

                            Type[] types = asm.GetTypes();
                            foreach (Type t in types)
                            {
                                // if type supports ITest interface then run test

                                if (t.GetInterface("DllLoaderDemo.ITest", true) != null)
                                {
                                    if (!loader.runSimulatedTest(t, asm, output))
                                    {
                                        Console.Write("\n  test {0} failed to run", t.ToString());
                                    }
                                }
                            }
                            tested_dll_files.Add(file);
                        }
                        else
                        {
                        }
                    }
                }
                else
                {
                    Console.Write("***********************************************************");
                    Console.WriteLine("-------------No files available to test---------------");
                    Console.Write("***********************************************************");
                }
            }
            catch (Exception ex)
            {
                return(ex.Message);
            }
            return("Simulated Testing completed");
        }