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#!perl -Tw
use strict;
use Test::More;
use Net::Pcap;
use lib 't';
use Utils;
BEGIN {
*note = sub { print "# @_\n" } unless defined ¬e;
}
# first check that AnyEvent is available
plan skip_all => "AnyEvent is not available" unless eval "use AnyEvent; 1";
# then check that AnyEvent::Pcap is available
eval "use AnyEvent::Pcap";
my $error = $@;
plan skip_all => "AnyEvent::Pcap is not available"
if $error =~ /^Can't locate/;
plan tests => 18;
is $error, "", "use AnyEvent::Pcap";
my $dev = find_network_device();
SKIP: {
skip "must be run as root", 17 unless is_allowed_to_use_pcap();
skip "no network device available", 17 unless $dev;
my $ae_pcap;
my $cv = AnyEvent->condvar;
note "\$ae_pcap = AnyEvent::Pcap->new(device => $dev, ...)";
$ae_pcap = AnyEvent::Pcap->new(
device => $dev,
packet_handler => sub {
process_packet(@_);
$cv->send;
},
);
note '$ae_pcap->run';
$ae_pcap->run;
note '$cv->recv';
$cv->recv;
}
sub process_packet {
note "> process_packet";
my ($header, $packet) = @_;
ok( defined $header, " - header is defined" );
isa_ok( $header, 'HASH', " - header" );
for my $field (qw(len caplen tv_sec tv_usec)) {
ok( exists $header->{$field}, " - field '$field' is present" );
ok( defined $header->{$field}, " - field '$field' is defined" );
like( $header->{$field}, '/^\d+$/', " - field '$field' is a number" );
}
ok( $header->{caplen} <= $header->{len},
" - coherency check: packet length (caplen <= len)" );
ok( defined $packet, " - packet is defined" );
is( length $packet, $header->{caplen}, " - packet has the advertised size" );
}
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