cmdtest(1) on Linux
The text 5f5dc15d31e1, as Debian 7 (Wheezy) shipped it.
blackbox testing of Unix command line tools
Flags it lists
-
--command -
--config -
--dump-config -
--dump-memory-profile -
--dump-setting-names -
--generate-manpage -
--help -
--keep -
--list-config-files -
--log -
--log-keep -
--log-level -
--log-max -
--no-default-configs -
--output -
--test -
--timings -
--version -
-c -
-h -
-k -
-t