CREATE USER regress_user1;
-- ok
ALTER USER regress_user1 PASSWORD 'a_nice_long_password';
-- error: too short
ALTER USER regress_user1 PASSWORD 'tooshrt';
ERROR:  password is too short
-- error: contains user name
ALTER USER regress_user1 PASSWORD 'xyzregress_user1';
ERROR:  password must not contain user name
-- error: contains only letters
ALTER USER regress_user1 PASSWORD 'alessnicelongpassword';
ERROR:  password must contain both letters and nonletters
-- encrypted ok (password is "secret")
ALTER USER regress_user1 PASSWORD 'md51a44d829a20a23eac686d9f0d258af13';
-- error: password is user name
ALTER USER regress_user1 PASSWORD 'md5e589150ae7d28f93333afae92b36ef48';
ERROR:  password must not equal user name
DROP USER regress_user1;