use NetAddr::IP::Lite;
my @addr = (qw( 127.0.0.1 10.0.0.1 ));
my @mask = (qw( 255.0.0.0 255.255.0.0 255.255.255.0 255.255.255.255 ));
$| = 1;
print "1..", (2 * scalar @addr * scalar @mask), "\n";
my $count = 1;
for my $a (@addr) {
for my $m (@mask) {
my $ip = new NetAddr::IP::Lite $a, $m;
print (($ip->addr ne $a ? 'not ' : ''), "ok ", $count++, "\n");
print (($ip->mask ne $m ? 'not ' : ''), "ok ", $count++, "\n");
}
}