anchor.diff:              Response
             end
           },
  +        
  +        %lastupdate
  +        fun() -> 
  +          { ok, [ _, _, [Last]] } = lastupdate(RRDRestoredFile),
  +          ?assertMatch(
  +            {match, _, _ },
  +            regexp:match(Last, 
  +              % TODO make the regex match beginning of line? why no work? 
  +              io_lib:format("~B", [ Now ])
  +            )
  +          ),
  +          ok
  +        end,
   
           % info 
           fun() -> 
  
positive.code: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  %%  eunit,  test starting and stopping.
  %% 
  test_start_stop_(StartFun, StopFun, Tag) -> 
    { spawn, 
      { inorder,
  
negative.code:           % ok, now how can we check the graph???  hmm.
          end,
  
          % run fetch
          fun() -> 
            { ok, _Data } = erlrrd:fetch([
              RRDFile, " AVERAGE ",
              io_lib:format(" --start ~B --end ~B", [ Then, Now ])
            ]),
            %?spew(Data),
            %TODO check data
            ok
          end,
  
          % dump the rrd
          fun() -> 
            ?assertEnoent(RRDDump),
  