anchor.diff:                      true;
                   {fail, Errors} ->
                       io:format("~n    [ ] FAIL QUERY » ~s~n", [Query]),
  -                    [io:format("        - ~s~n", [X]) || X <- Errors],
  +                    _ = [io:format("        - ~s~n", [X]) || X <- Errors],
                       false
               end;
           Error ->
  
positive.code:                 {fail, Errors} ->
                      io:format("~n    [ ] FAIL SOLR SELECT » ~s:~p ~s (~s)~n",
                                [Host, Port, Query, QS]),
                      [io:format("        - ~s~n", [X]) || X <- Errors],
                      false
              end;
          {ok, {{_, Status, _}, _, _}} when Status == Expected ->
  
negative.code:     test_inner({solr_select, Host, Port, Params, 200, Validators}, _Root);
  
  test_inner({solr_select, Host, Port, Params, Expected, Validators}, _Root) ->
      ok = inets:start(),
      Query = proplists:get_value(q, Params),
      QS = to_querystring(Params),
      Url = io_lib:format("http://~s:~p/solr/~s/select?~s", [Host, Port, ?TEST_INDEX, QS]),
  