Packets/DefaultBundle/EthernetPacket.test.cc

   1 // $Id$
   2 //
   3 // Copyright (C) 2006
   4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
   5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
   6 //     Stefan Bund <g0dil@berlios.de>
   7 //
   8 // This program is free software; you can redistribute it and/or modify
   9 // it under the terms of the GNU General Public License as published by
  10 // the Free Software Foundation; either version 2 of the License, or
  11 // (at your option) any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License
  19 // along with this program; if not, write to the
  20 // Free Software Foundation, Inc.,
  21 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23 // Unit tests
  24
  25 //#include "EthernetPacket.test.hh"
  26 //#include "EthernetPacket.test.ih"
  27
  28 // Custom includes
  29 #include "EthernetPacket.hh"
  30 #include "LlcSnapPacket.hh"
  31 #include "IPv4Packet.hh"
  32
  33 #include "../../Utils/auto_unit_test.hh"
  34 #include <boost/test/test_tools.hpp>
  35
  36 #define prefix_
  37 ///////////////////////////////cc.p////////////////////////////////////////
  38
  39 BOOST_AUTO_UNIT_TEST(ethernetPacket_parse)
  40 {
  41     senf::PacketData::byte data[] = {
  42         0x01, 0x02, 0x03, 0x04, 0x05, 0x06,  // destination MAC
  43         0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,  // source MAC
  44         0x10, 0x11
  45     };                        // EtherType
  46     senf::EthernetPacket p (senf::EthernetPacket::create(data));
  47
  48     BOOST_CHECK_EQUAL( p->destination()[3], 0x04 );
  49     BOOST_CHECK_EQUAL( p->source()[0], 0x07 );
  50     BOOST_CHECK_EQUAL( p->type_length(), 0x1011 );
  51
  52     std::ostringstream oss (std::ostringstream::out);
  53     SENF_CHECK_NO_THROW( p.dump( oss));
  54 }
  55
  56 BOOST_AUTO_UNIT_TEST(ethernetPacket_parse_chain)
  57 {
  58     unsigned char data[] = {
  59         0x01, 0x02, 0x03, 0x04, 0x05, 0x06,  // destination MAC
  60         0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,  // source MAC
  61         0x81, 0x00,                          // EtherType: VLan
  62         0x92, 0x34,                          // VLAN prio, cfi, id
  63         0xab, 0xcd,                          // EtherType
  64         0xf0, 0xf1, 0xf2, 0xf3, 0xf4
  65     };      // Payload
  66     senf::EthernetPacket p (senf::EthernetPacket::create(data));
  67
  68     BOOST_REQUIRE( p.next().is<senf::EthVLanPacket>() );
  69     senf::EthVLanPacket v (p.next().as<senf::EthVLanPacket>());
  70     BOOST_CHECK_EQUAL( v->priority(), 4u );
  71     BOOST_CHECK( v->cfi() );
  72     BOOST_CHECK_EQUAL( v->vlanId(), 0x234u );
  73     BOOST_CHECK_EQUAL( v->type(), 0xabcd );
  74     BOOST_CHECK( v.next().is<senf::DataPacket>() );
  75     BOOST_CHECK_EQUAL( *v.next().data().begin(), 0xf0 );
  76 }
  77
  78 BOOST_AUTO_UNIT_TEST(ethernetPacket_create)
  79 {
  80     senf::EthernetPacket eth (senf::EthernetPacket::create());
  81     eth->source() = senf::MACAddress::from_string("01:02:03:04:05:06");
  82     eth->destination() = senf::MACAddress::from_string("07:08:09:0a:0b:0c");
  83
  84     senf::EthVLanPacket vlan (senf::EthVLanPacket::createAfter(eth));
  85     vlan->priority() = 9u;
  86     vlan->cfi() = true;
  87     vlan->vlanId() = 0x234u;
  88
  89     eth.finalizeAll();
  90     BOOST_CHECK_EQUAL(eth->type_length(), 0x8100u);
  91     BOOST_CHECK_EQUAL(vlan->type(), 0u);
  92
  93     senf::IPv4Packet ip (senf::IPv4Packet::createAfter(vlan));
  94     eth.finalizeAll();
  95     BOOST_CHECK_EQUAL(vlan->type(), 0x0800u);
  96 }
  97
  98 BOOST_AUTO_UNIT_TEST(ethernetPacket_llcsnap)
  99 {
 100     senf::EthernetPacket eth (senf::EthernetPacket::create());
 101     eth->source() = senf::MACAddress::from_string("01:02:03:04:05:06");
 102     eth->destination() = senf::MACAddress::from_string("07:08:09:0a:0b:0c");
 103
 104     senf::LlcSnapPacket llcsnap (senf::LlcSnapPacket::createAfter(eth));
 105     senf::DataPacket payload  (senf::DataPacket::createAfter(
 106             llcsnap, std::string("Hello, world!")));
 107     eth.finalizeAll();
 108
 109     BOOST_CHECK_EQUAL( eth->type_length(), 8u + 13u);
 110     BOOST_CHECK_EQUAL( llcsnap->dsap(), 0xaa );
 111     BOOST_CHECK_EQUAL( llcsnap->ssap(), 0xaa );
 112     BOOST_CHECK_EQUAL( llcsnap->ctrl(), 0x03 );
 113     BOOST_CHECK_EQUAL( llcsnap->protocolId(), 0x000000u );
 114     BOOST_CHECK_EQUAL( llcsnap->type_length(), 0u);
 115
 116     senf::IPv4Packet ip (senf::IPv4Packet::createAfter(llcsnap));
 117     eth.finalizeAll();
 118     BOOST_CHECK_EQUAL(llcsnap->type_length(), 0x0800u);
 119 }
 120
 121 ///////////////////////////////cc.e////////////////////////////////////////
 122 #undef prefix_
 123
 124
 125 // Local Variables:
 126 // mode: c++
 127 // fill-column: 100
 128 // c-file-style: "senf"
 129 // indent-tabs-mode: nil
 130 // ispell-local-dictionary: "american"
 131 // compile-command: "scons -u test"
 132 // comment-column: 40
 133 // End: