compressed' );
	isnt( $data, $downcased, 'Net::DNS::Mailbox encoding preserves case' );
	is( length $canonical, length $data, 'Net::DNS::Mailbox canonical form is uncompressed' );
	isnt( $canonical, $
      ect returned by Net::DNS::Mailbox1035->decode()' );
	isnt( length $compress, length $data, 'Net::DNS::Mailbox1035 encoding is compressible' );
	isnt( $data,		$downcased,   'Net::DNS::Mailbox1035 encod
      e()' );
	is( length $compress, length $data, 'Net::DNS::Mailbox2535 encoding is uncompressed' );
	isnt( $data, $downcased, 'Net::DNS::Mailbox2535 encoding preserves case' );
	is( length $canonical, le
    ssed' );
	isnt( $data, $downcased, 'Net::DNS::DomainName wire encoding preserves case' );
	is( length $canonical, length $data, 'Net::DNS::DomainName canonical form is uncompressed' );
	isnt( $canonic
      ), 'object returned by decode() constructor' );
	isnt( length $compress, length $data, 'Net::DNS::DomainName1035 wire encoding is compressible' );
	isnt( $data,		$downcased,   'Net::DNS::DomainName103
      	is( length $compress, length $data, 'Net::DNS::DomainName2535 wire encoding is uncompressed' );
	isnt( $data, $downcased, 'Net::DNS::DomainName2535 wire encoding preserves case' );
	is( length $canon
    +0zbWrYyiHRg5DllIT4
	5NCz6EMtji1RQloWCaXuAzCN
END
my $keybin = $key->keybin;
$key->key($newkey);
isnt( $key->keytag, $keytag, 'keytag recalculated from modified key' );
$key->keybin($keybin);
is( $
    skey->keytag;
	$dnskey->$flag( !$boolean );
	ok( $dnskey->$flag, "Boolean $flag flag toggled" );
	isnt( $dnskey->keytag, $keytag, "keytag recalculated using modified $flag flag" );
	$dnskey->$flag($b
    ->bgsend(...)	truncated UDP' );
	my $udp	   = $handle;
	my $packet = $resolver->bgread($handle);
	isnt( $handle, $udp, '$resolver->bgbusy($udp)	handle changed to TCP' );
	ok( $packet && !$packet->head
    .net-dns.org', 'searchlist correct' );
	is( $resolver->domain, $search[0], 'domain correct' );
	isnt( $class->domain, $resolver->domain, 'default config unchanged' );
}
exception( 'new( config_fil
    ->bgsend(...)	truncated UDP' );
	my $udp	   = $handle;
	my $packet = $resolver->bgread($handle);
	isnt( $handle, $udp, '$resolver->bgbusy($udp)	handle changed to TCP' );
	ok( $packet && !$packet->head
    res->dnssec(1);
ok( $res->dnssec(), "dnssec flag toggles on" );
my $size = $res->udppacketsize();
isnt( $size, $udpsize, "dnssec(1) sets udppacketsize ($size)" );
$res->dnssec(0);
ok( !$res->dnssec()