%PDF-
%PDF-
Mini Shell
Mini Shell
# $Id: 05-TXT.t 1362 2015-06-23 08:47:14Z willem $ -*-perl-*-
use strict;
use Test::More tests => 52;
use Net::DNS;
my $name = 'TXT.example';
my $type = 'TXT';
my $code = 16;
my @attr = qw( txtdata );
my @data = qw( arbitrary_text );
my $wire = '0e6172626974726172795f74657874';
{
my $typecode = unpack 'xn', new Net::DNS::RR(". $type")->encode;
is( $typecode, $code, "$type RR type code = $code" );
my $hash = {};
@{$hash}{@attr} = @data;
my $rr = new Net::DNS::RR(
name => $name,
type => $type,
%$hash
);
my $string = $rr->string;
my $rr2 = new Net::DNS::RR($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->$_()" );
}
my $null = new Net::DNS::RR("$name NULL")->encode;
my $empty = new Net::DNS::RR("$name $type")->encode;
my $rxbin = decode Net::DNS::RR( \$empty )->encode;
my $txtext = new Net::DNS::RR("$name $type")->string;
my $rxtext = new Net::DNS::RR($txtext)->encode;
my $encoded = $rr->encode;
my $decoded = decode Net::DNS::RR( \$encoded );
my $hex1 = unpack 'H*', $encoded;
my $hex2 = unpack 'H*', $decoded->encode;
my $hex3 = unpack 'H*', substr( $encoded, length $null );
is( $hex2, $hex1, 'encode/decode transparent' );
is( $hex3, $wire, 'encoded RDATA matches example' );
is( length($empty), length($null), 'encoded RDATA can be empty' );
is( length($rxbin), length($null), 'decoded RDATA can be empty' );
is( length($rxtext), length($null), 'string RDATA can be empty' );
my @wire = unpack 'C*', $encoded;
$wire[length($empty) - 1]--;
my $wireformat = pack 'C*', @wire;
eval { decode Net::DNS::RR( \$wireformat ); };
my $exception = $1 if $@ =~ /^(.+)\n/;
ok( $exception ||= '', "corrupt wire-format\t[$exception]" );
}
{
foreach my $testcase (
q|contiguous|, q|three unquoted strings|,
q|"in quotes"|, q|"two separate" "quoted strings"|,
q|"" empty|, q|" " space|,
q|!|, q|\"|,
q|#|, q|\$|,
q|%|, q|&|,
q|'|, q|\(|,
q|\)|, q|*|,
q|+|, q|,|,
q|-|, q|.|,
q|/|, q|:|,
q|\;|, q|<|,
q|=|, q|>|,
q|?|, q|\@|,
q|[|, q|\\\\|,
q|]|, q|^|,
q|_|, q|`|,
q|{|, q(|),
q|}|, q|~|,
q|0|, q|1|,
join( q|\227\128\128|,
q|\229\143\164\230\177\160\227\130\132|,
q|\232\155\153\233\163\155\232\190\188\227\130\128|,
q|\230\176\180\227\129\174\233\159\179| )
) {
my $string = "$name. TXT $testcase";
my $expect = new Net::DNS::RR($string)->string; # test for consistent parsing
my $result = new Net::DNS::RR($expect)->string;
is( $result, $expect, $string );
}
}
{
my $rr = new Net::DNS::RR(". $type");
foreach (@attr) {
ok( !$rr->$_(), "'$_' attribute of empty RR undefined" );
}
}
exit;
Zerion Mini Shell 1.0