//obviously not thread safe and lots of other things. But this illustrates the point that
//Dispatcher can be stubbed and tested against to ensure a log entry was made.
   public static class Logger
   {
      public static ILoggerDispatcher Dispatcher { get; set; }

      public static void Log(string message, Exception exception)
      {
         if (Dispatcher != null)
         {
            Dispatcher.Log(message, exception);
         }
      }

      public static void Log(LogLevel level, string message)
      {
         if (Dispatcher != null)
         {
            Dispatcher.Log(message);
         }
      }
   }

//MSpec test example
      protected ILoggerDispatcher fakeLogDispatcher;

      Establish context = () =>
      {
         fakeLogDispatcher = A.Fake<ILoggerDispatcher>();
         Automation.Logger.Dispatcher = fakeLogDispatcher;
      };

//An assertion somewhere
      It should_log_that_the_attempt_failed = () => A.CallTo(() => fakeLogDispatcher.Log(A<string>._)).MustHaveHappened();