senf/Packets/DefaultBundle/UDPPacket.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 /** \file
  24     \brief UDPPacket unit tests */
  25
  26 //#include "UDPPacket.test.hh"
  27 //#include "UDPPacket.test.ih"
  28
  29 // Custom includes
  30 #include "UDPPacket.hh"
  31 #include "IPv4Packet.hh"
  32 #include "IPv6Packet.hh"
  33
  34 #include <senf/Utils/auto_unit_test.hh>
  35 #include <boost/test/test_tools.hpp>
  36
  37 #define prefix_
  38 //-/////////////////////////////////////////////////////////////////////////////////////////////////
  39
  40 SENF_AUTO_UNIT_TEST(udpPacket_parse)
  41 {
  42
  43     unsigned char data[] = {
  44             0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08
  45     };
  46
  47     senf::UDPPacket p (senf::UDPPacket::create(data));
  48
  49     BOOST_CHECK_EQUAL( p->source(),            0x0102       );
  50     BOOST_CHECK_EQUAL( p->destination(),       0x0304       );
  51     BOOST_CHECK_EQUAL( p->length(),            0x0506       );
  52     BOOST_CHECK_EQUAL( p->checksum(),          0x0708       );
  53
  54     std::ostringstream oss (std::ostringstream::out);
  55     SENF_CHECK_NO_THROW( p.dump( oss));
  56 }
  57
  58 SENF_AUTO_UNIT_TEST(udpPacket_in_ipv4_create)
  59 {
  60     unsigned char data[] = {
  61             0x45, 0x00, 0x00, 0x26, 0x00, 0x00, 0x40, 0x00,
  62             0x40, 0x11, 0x3c, 0xc5, 0x7f, 0x00, 0x00, 0x01,
  63             0x7f, 0x00, 0x00, 0x01, 0x5b, 0xa0, 0x30, 0x39,
  64             0x00, 0x12, 0xfa, 0x6e, 0x54, 0x45, 0x53, 0x54,
  65             0x2d, 0x57, 0x52, 0x49, 0x54, 0x45
  66     };
  67
  68     senf::IPv4Packet ip (senf::IPv4Packet::create());
  69     ip->source() = senf::INet4Address::Loopback;
  70     ip->destination() = senf::INet4Address::Loopback;
  71     ip->df() = true;
  72     ip->ttl() = 64;
  73
  74     senf::UDPPacket udp (senf::UDPPacket::createAfter(ip));
  75     udp->source() = 23456;
  76     udp->destination() = 12345;
  77
  78     senf::DataPacket::createAfter(udp, std::string("TEST-WRITE"));
  79
  80     // validates, since the checksum is 0 and thus ignored !
  81     BOOST_CHECK( udp->validateChecksum() );
  82
  83     ip.finalizeAll();
  84     BOOST_CHECK_EQUAL_COLLECTIONS(
  85             data, data+sizeof(data), ip.data().begin(), ip.data().end() );
  86     BOOST_CHECK( udp->validateChecksum() );
  87 }
  88
  89 SENF_AUTO_UNIT_TEST(udpPacket_in_ipv6_parse)
  90 {
  91     // captured udp packet generated with mgen send over ipv6
  92     unsigned char data[] = {
  93             // IPv6 Packet
  94             0x60, 0x00, 0x00, 0x00, 0x00, 0x32, 0x11, 0x40,
  95             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  96             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
  97             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  98             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
  99             // UDP Packet
 100             0x13, 0x89, 0x13, 0x88, 0x00, 0x32, 0x11, 0x23,
 101             // mgen payload
 102             0x00, 0x2a, 0x02, 0x00, 0x00, 0x00, 0x00, 0x01,
 103             0x00, 0x00, 0x00, 0x0b, 0x49, 0xb5, 0x0a, 0x90,
 104             0x00, 0x09, 0x5b, 0x37, 0x13, 0x88, 0x02, 0x10,
 105             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 106             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
 107             0x00, 0x00
 108     };
 109
 110     senf::IPv6Packet ip (senf::IPv6Packet::create(data));
 111     BOOST_CHECK_EQUAL( ip->length(),     50u  );
 112     BOOST_CHECK_EQUAL( ip->nextHeader(), 0x11 );
 113     BOOST_CHECK_EQUAL( ip->hopLimit(),   64u  );
 114     BOOST_CHECK_EQUAL( ip->source().value(),      senf::INet6Address::Loopback );
 115     BOOST_CHECK_EQUAL( ip->destination().value(), senf::INet6Address::Loopback );
 116
 117     std::ostringstream oss (std::ostringstream::out);
 118     SENF_CHECK_NO_THROW( ip.dump( oss));
 119
 120     BOOST_REQUIRE( ip.next().is<senf::UDPPacket>() );
 121     senf::UDPPacket udp (ip.next().as<senf::UDPPacket>());
 122
 123     BOOST_CHECK_EQUAL( udp->source(),      5001u  );
 124     BOOST_CHECK_EQUAL( udp->destination(), 5000u  );
 125     BOOST_CHECK_EQUAL( udp->length(),      50u    );
 126     BOOST_CHECK_EQUAL( udp->checksum(),    0x1123 );
 127
 128     BOOST_CHECK( udp->validateChecksum() );
 129 }
 130
 131 //-/////////////////////////////////////////////////////////////////////////////////////////////////
 132 #undef prefix_
 133
 134 \f
 135 // Local Variables:
 136 // mode: c++
 137 // fill-column: 100
 138 // c-file-style: "senf"
 139 // indent-tabs-mode: nil
 140 // ispell-local-dictionary: "american"
 141 // compile-command: "scons -u test"
 142 // comment-column: 40
 143 // End: