#!/usr/bin/perl
use strict;
use warnings;
use Test::More tests => 2;
use IO::Async::Test;
use IO::Async::Loop;
BEGIN {
# Install a fake resolver
*IO::Async::Resolver::DNS::res_search =
*IO::Async::Resolver::DNS::res_query = sub {
my ( $dname, $class, $type ) = @_;
my $packet = Net::DNS::Packet->new( $dname, $type, $class );
$packet->push( answer => Net::DNS::RR->new( "example.com. 86400 MX 10 mail.example.com." ) );
$packet->push( answer => Net::DNS::RR->new( "example.com. 86400 MX 20 mail.backuphost.net." ) );
$packet->push( additional => Net::DNS::RR->new( "mail.example.com. 86400 A 10.0.0.1" ) );
$packet->push( additional => Net::DNS::RR->new( "mail.example.com. 86400 A 10.0.0.2" ) );
$packet->push( additional => Net::DNS::RR->new( "mail.example.com. 86400 AAAA fd00::1" ) );
return $packet->data;
};
}
use IO::Async::Resolver::DNS;
my $loop = IO::Async::Loop->new;
testing_loop( $loop );
my $resolver = $loop->resolver;
my ( $pkt, @mx );
$resolver->res_query(
dname => "example.com",
type => "MX",
on_resolved => sub { ( $pkt, @mx ) = @_; },
on_error => sub { die "Test failed early - $_[-1]" },
);
wait_for { $pkt };
isa_ok( $pkt, "Net::DNS::Packet", '$pkt from ->res_query isa Net::DNS::Packet' );
is_deeply( \@mx,
[ { exchange => "mail.example.com",
preference => 10,
address => [ "10.0.0.1", "10.0.0.2", "fd00:0:0:0:0:0:0:1" ] },
{ exchange => "mail.backuphost.net",
preference => 20 } ],
'Sorted and processed MX records' );