parser_group.all_grouped - a test for optparse-applicative

Usage: parser_group_all_grouped [--file-log-path PATH] 
                                [--file-log-verbosity INT] [--poll]
                                --timeout INT Command

  Every option is grouped

Logging
  --file-log-path PATH     Log file path
  --file-log-verbosity INT File log verbosity
  -h,--help                Show this help text

System Options
  --poll                   Whether to poll
  --timeout INT            Whether to time out