use Test::More qw( no_plan );

is_deeply
    [ jeffa( ) ],
    [ over2sd( ) ],
;

is_deeply
    [ jeffa( 10 ) ],
    [ over2sd( 10 ) ],
;

__END__
Use of uninitialized value $agemin in int at foo.pl line 37.
ok 1
ok 2
1..2