use strict;
use warnings;
use Test::More tests => 2;
use Digest::Whirlpool;
{
local $@;
eval { Digest::Whirlpool::digest };
like $@, qr/\(self/, "digest as a non-oo method";
}
my $whirlpool = Digest::Whirlpool->new;
$whirlpool->add( "a" );
cmp_ok length $whirlpool->digest, '==', 64, "digest";