1package Digest::Dummy; 2 3use strict; 4use warnings; 5 6our $VERSION = 1; 7our @ISA = qw(Digest::base); 8 9require Digest::base; 10 11sub new { 12 my $class = shift; 13 my $d = shift || "ooo"; 14 bless { d => $d }, $class; 15} 16 17sub add { } 18sub digest { shift->{d} } 19 201; 21 22