This is how you test Elmah...

gistfile1.cs

using System;
using System.Web.Mvc;

namespace Ris.Conduit.Web.Controllers
{
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            return View();
        }

        public ViewResult HoneyBader()
        {
            throw new HoneyBadgerException("Don't Care");
        }
    }

    internal class HoneyBadgerException : Exception
    {
        public HoneyBadgerException(string message)
            : base(message)
        { }
    }
}