exec age-keygen
stdout '# created: 20'
stdout '# public key: age1'
stdout 'AGE-SECRET-KEY-1'
stderr 'Public key: age1'

exec age-keygen -pq
stdout '# created: 20'
stdout '# public key: age1pq1'
stdout 'AGE-SECRET-KEY-PQ-1'
stderr 'Public key: age1pq1'

exec age-keygen -pq -o key.txt
! stdout .
stderr 'Public key: age1pq1'
grep '# created: 20' key.txt
grep '# public key: age1pq1' key.txt
grep 'AGE-SECRET-KEY-PQ-1' key.txt

stdin key.txt
exec age-keygen -y
stdout age1pq1

exec age-keygen -y key.txt
stdout age1pq1