How can I add a non-privileged user to the self tests?

[Richard Sharpe]

Hi folks,

I want to add a net ads dns test that proves that a non privileged
user cannot add entries.

However, I need a non privileged user and it is not clear how to add one.

-- 
Regards,
Richard Sharpe
(何以解憂？唯有杜康。--曹操)