anchor.diff:  -module(hash_ring).
   
   -export([
  +    start/0,
       start/2,
       stop/0,
       init/1
  
positive.code: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  %% Public API
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  
  %%
  %% @doc Starts the hash_ring driver.
  
negative.code:     ?assert(find_node(Ring, <<"keyA">>) == {ok, <<"slotB">>}),
      ?assert(find_node(Ring, <<"keyBBBB">>) == {ok, <<"slotB">>}).
  
  -endif.
  