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#!/usr/bin/perl
# $Id: 05-DS.t 1910 2023-03-30 19:16:30Z willem $ -*-perl-*-
#
use strict;
use warnings;
use Test::More tests => 38;
use TestToolkit;
use Net::DNS;
my $name = 'DS.example';
my $type = 'DS';
my $code = 43;
my @attr = qw( keytag algorithm digtype digest );
my @data = ( 60485, 5, 1, '2bb183af5f22588179a53b0a98631fad1a292118' );
my @also = qw( digestbin babble );
my $wire = join '', qw( EC45 05 01 2BB183AF5F22588179A53B0A98631FAD1A292118 );
my $typecode = unpack 'xn', Net::DNS::RR->new( type => $type )->encode;
is( $typecode, $code, "$type RR type code = $code" );
my $hash = {};
@{$hash}{@attr} = @data;
for my $rr ( Net::DNS::RR->new( name => $name, type => $type, %$hash ) ) {
my $string = $rr->string;
my $rr2 = Net::DNS::RR->new($string);
is( $rr2->string, $string, 'new/string transparent' );
is( $rr2->encode, $rr->encode, 'new($string) and new(%hash) equivalent' );
foreach (@attr) {
is( $rr->$_, $hash->{$_}, "expected result from rr->$_()" );
}
foreach (@also) {
is( $rr2->$_, $rr->$_, "additional attribute rr->$_()" );
}
my $encoded = $rr->encode;
my $decoded = Net::DNS::RR->decode( \$encoded );
my $hex1 = uc unpack 'H*', $decoded->encode;
my $hex2 = uc unpack 'H*', $encoded;
my $hex3 = uc unpack 'H*', $rr->rdata;
is( $hex1, $hex2, 'encode/decode transparent' );
is( $hex3, $wire, 'encoded RDATA matches example' );
$rr->digest('');
ok( $rr->rdstring, '$rr->rdstring with empty digest field' );
}
for my $rr ( Net::DNS::RR->new(". $type") ) {
foreach ( @attr, 'rdstring' ) {
ok( !$rr->$_(), "'$_' attribute of empty RR undefined" );
}
my $class = ref($rr);
is( $class->algorithm('RSASHA256'), 8, 'class method algorithm("RSASHA256")' );
is( $class->algorithm(8), 'RSASHA256', 'class method algorithm(8)' );
is( $class->algorithm(255), 255, 'class method algorithm(255)' );
$rr->algorithm(255);
is( $rr->algorithm(), 255, 'algorithm number accepted' );
$rr->algorithm('RSASHA1');
is( $rr->algorithm(), 5, 'algorithm mnemonic accepted' );
is( $rr->algorithm('MNEMONIC'), 'RSASHA1', 'rr->algorithm("MNEMONIC") returns mnemonic' );
is( $rr->algorithm(), 5, 'rr->algorithm("MNEMONIC") preserves value' );
exception( 'unknown algorithm', sub { $rr->algorithm('X') } );
exception( 'disallowed algorithm 0', sub { $rr->algorithm(0) } );
is( $class->digtype('SHA256'), 2, 'class method digtype("SHA256")' );
is( $class->digtype(2), 'SHA-256', 'class method digtype(2)' );
is( $class->digtype(255), 255, 'class method digtype(255)' );
$rr->digtype('SHA256');
is( $rr->digtype(), 2, 'digest type mnemonic accepted' );
is( $rr->digtype('MNEMONIC'), 'SHA-256', 'rr->digtype("MNEMONIC") returns mnemonic' );
is( $rr->digtype(), 2, 'rr->digtype("MNEMONIC") preserves value' );
exception( 'disallowed digtype 0', sub { $rr->digtype(0) } );
exception( 'corrupt hexadecimal', sub { $rr->digest('123456789XBCDEF') } );
my $keyrr = Net::DNS::RR->new( type => 'DNSKEY', keybin => '' );
exception( 'create: wrong digtype', sub { $class->create( $keyrr, ( 'digtype' => 255 ) ) } );
exception( 'create: revoked key', sub { $keyrr->flags(0x80); $class->create($keyrr) } );
exception( 'create: non-zone key', sub { $keyrr->flags(0); $class->create($keyrr) } );
exception( 'create: non-DNSSEC key', sub { $keyrr->protocol(0); $class->create($keyrr) } );
}
Net::DNS::RR->new("$name $type @data")->print;
exit;
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