anchor.diff:      io:format("4"),
       {30, 30} = range_skip_length({30, none}, BodySize), %% 30-
       io:format(".. ok ~n"),
  -    
  +
       %% valid edge cases for range_skip_length
       io:format("Testing out range_skip_length on valid edge case ranges~n"),
       io:format("1"),
  
positive.code: 
  read_sub_chunks(Length, _MaxChunkSize, Fun, FunState) ->
      Fun({Length, read_chunk(Length)}, FunState).
      
  %% @spec serve_file(Path, DocRoot) -> Response
  %% @doc Serve a file relative to DocRoot.
  serve_file(Path, DocRoot) ->
  
negative.code:                 exit({body_too_large, content_length});
              _ ->
                  stream_unchunked_body(Length, MaxChunkSize, ChunkFun, FunState)
              end;
          Length ->
              exit({length_not_integer, Length})
      end.
  