public Response<List<Employee>> ListAllEmployees()
        {
            var repo = new EmployeeDirectoryRepository();
            List<Employee> empList = repo.ListAllEmployees();
            var response = new Response<List<Employee>>();

            try
            {
                if (empList.Count > 0)
                {
                    response.Data = empList;
                    response.Success = true;

                }
                else
                {
                    response.Success = false;
                    response.Message = "There  are no employees to display";
                }
            }
            catch (Exception ex)
            {

                response.Success = false;
                response.Message = ex.Message;
            }
            return response;
        }
 public void GetAllEmployeesTest()
 {
     var repo = new EmployeeDirectoryRepository();
     var allEmps = repo.ListAllEmployees();
     var empDpt = allEmps.FirstOrDefault(x=>x.EmpID==1);
     Assert.AreEqual(17,allEmps.Count);
     Assert.AreEqual("Marketing", empDpt.Department.DepartmentName);
 }