Remove dead tests

Author: gerhard

test/unit_inbroker_parallel_SUITE.erl

@@ -349,26 +349,6 @@ override_group_leader() ->
     {group_leader, Leader} = erlang:process_info(whereis(rabbit), group_leader),
     erlang:group_leader(Leader, self()).
 
-empty_files(Files) ->
-    [case file:read_file_info(File) of
-         {ok, FInfo} -> FInfo#file_info.size == 0;
-         Error       -> Error
-     end || File <- Files].
-
-non_empty_files(Files) ->
-    [case EmptyFile of
-         {error, Reason} -> {error, Reason};
-         _               -> not(EmptyFile)
-     end || EmptyFile <- empty_files(Files)].
-
-test_logs_working(MainLogFile, SaslLogFile) ->
-    ok = rabbit_log:error("Log a test message~n"),
-    ok = error_logger:error_report(crash_report, [fake_crash_report, ?MODULE]),
-    %% give the error loggers some time to catch up
-    timer:sleep(100),
-    [true, true] = non_empty_files([MainLogFile, SaslLogFile]),
-    ok.
-
 set_permissions(Path, Mode) ->
     case file:read_file_info(Path) of
         {ok, FInfo} -> file:write_file_info(