senf/Packets/ListBParser.test.cc

   1 // $Id$
   2 //
   3 // Copyright (C) 2007
   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 ListBParser unit tests */
  25
  26 //#include "ListBParser.test.hh"
  27 //#include "ListBParser.test.ih"
  28
  29 // Custom includes
  30 #include "Packets.hh"
  31
  32 #include <senf/Utils/auto_unit_test.hh>
  33 #include <boost/test/test_tools.hpp>
  34
  35 #define prefix_
  36 ///////////////////////////////cc.p////////////////////////////////////////
  37
  38 namespace {
  39     struct VoidPacket : public senf::PacketTypeBase
  40     {};
  41
  42     struct VectorParser : public senf::PacketParserBase
  43     {
  44 #       include SENF_PARSER()
  45
  46         SENF_PARSER_PRIVATE_FIELD( size, senf::UInt8Parser );
  47         SENF_PARSER_VECTOR( vec, size, senf::UInt16Parser );
  48
  49         SENF_PARSER_FINALIZE(VectorParser);
  50     };
  51
  52     typedef senf::ListParser<
  53         senf::detail::ListBParser_Policy<
  54             VectorParser,
  55             senf::detail::PrefixAuxParserPolicy<senf::UInt16Parser> > > MyListBParser;
  56 }
  57
  58 SENF_AUTO_UNIT_TEST(ListBParser)
  59 {
  60     senf::PacketInterpreterBase::ptr pi (senf::PacketInterpreter<VoidPacket>::create(
  61             MyListBParser::init_bytes));
  62
  63     MyListBParser p (pi->data().begin(),&pi->data());
  64     p.init();
  65     BOOST_CHECK_EQUAL( p.size(), 0u );
  66     BOOST_CHECK_EQUAL( p.bytes(), 2u );
  67     BOOST_CHECK( p.empty() );
  68
  69     // the mutators are really tested together with the container wrappers since they are based
  70     // on the container wrapper. Here we only need one call to make the list larger ...
  71
  72     p.push_back_space();
  73     p = MyListBParser(pi->data().begin(),&pi->data());
  74     BOOST_CHECK_EQUAL( p.bytes(), 3u );
  75     BOOST_CHECK_EQUAL( p.size(), 1u );
  76     BOOST_CHECK( ! p.empty() );
  77 }
  78
  79 SENF_AUTO_UNIT_TEST(ListBParser_container)
  80 {
  81     senf::PacketInterpreterBase::ptr pi (senf::PacketInterpreter<VoidPacket>::create(
  82             MyListBParser::init_bytes));
  83
  84     {
  85         MyListBParser::container c (MyListBParser(pi->data().begin(),&pi->data()));
  86
  87         BOOST_CHECK_EQUAL( c.size(), 0u );
  88         BOOST_CHECK_EQUAL( c.bytes(), 2u );
  89         BOOST_CHECK( c.begin() == c.end() );
  90
  91         c.shift(c.begin());
  92         BOOST_CHECK_EQUAL( c.size(), 1u );
  93         BOOST_CHECK_EQUAL( c.bytes(), 3u );
  94
  95         BOOST_CHECK_EQUAL( c.front().vec().size(), 0u );
  96         c.front().vec().push_back(0x1234u);
  97         BOOST_CHECK_EQUAL( c.bytes(), 5u );
  98
  99         {
 100             senf::PacketInterpreterBase::ptr pi2 (senf::PacketInterpreter<VoidPacket>::create(
 101                     MyListBParser::init_bytes));
 102             MyListBParser::container c2 (MyListBParser(pi2->data().begin(),&pi2->data()));
 103             {
 104                 VectorParser::vec_t::container c2v (c2.push_back_space().vec());
 105                 c2v.push_back(0x2345u);
 106                 c2v.push_back(0x3456u);
 107             }
 108
 109             BOOST_CHECK_EQUAL(c2.size(), 1u);
 110             BOOST_CHECK_EQUAL(c2.bytes(), 7u);
 111
 112             c.insert(c.end(),c2.back());
 113             BOOST_CHECK_EQUAL( c.size(), 2u );
 114             BOOST_CHECK_EQUAL( c.bytes(), 10u );
 115             BOOST_CHECK_EQUAL( c.back().vec()[0], 0x2345u );
 116             BOOST_CHECK_EQUAL( c.back().bytes(), c2.back().bytes() );
 117
 118             c2.back().vec()[0] << 0x1357u;
 119             c.insert(boost::next(c.begin()), 2u, c2.back());
 120             BOOST_CHECK_EQUAL( c.size(), 4u );
 121             BOOST_CHECK_EQUAL( c.bytes(), 20u );
 122             BOOST_CHECK_EQUAL( (*boost::next(c.begin())).vec()[0], 0x1357u );
 123             BOOST_CHECK_EQUAL( (*boost::next(c.begin(),2)).vec()[0], 0x1357u );
 124
 125             c2.back().vec()[0] << 0x2468u;
 126             c.insert(c.begin(),c2.begin(),c2.end());
 127             BOOST_CHECK_EQUAL( c.size(), 5u );
 128             BOOST_CHECK_EQUAL( c.bytes(), 25u );
 129             BOOST_CHECK_EQUAL( c.front().vec()[0], 0x2468u );
 130
 131             c.erase(c.begin(),2);
 132             BOOST_CHECK_EQUAL( c.size(), 3u );
 133             BOOST_CHECK_EQUAL( c.bytes(), 17u );
 134             BOOST_CHECK_EQUAL( c.front().vec()[0],0x1357u );
 135             BOOST_CHECK_EQUAL( c.back().vec()[0], 0x2345u );
 136
 137             c.erase((boost::next(c.begin(),2)),c.end());
 138             BOOST_CHECK_EQUAL( c.size(), 2u );
 139             BOOST_CHECK_EQUAL( c.bytes(), 12u );
 140             BOOST_CHECK_EQUAL( c.front().vec()[0],0x1357u );
 141             BOOST_CHECK_EQUAL( c.back().vec()[0], 0x1357u );
 142
 143             c.clear();
 144             BOOST_CHECK_EQUAL( c.size(), 0u );
 145             BOOST_CHECK_EQUAL( c.bytes(), 2u );
 146        }
 147     }
 148 }
 149
 150 namespace {
 151
 152     struct TestTransform
 153     {
 154         typedef unsigned value_type;
 155         static unsigned get(unsigned v) { return v/2; }
 156         static unsigned set(unsigned v) { return 2*v; }
 157     };
 158
 159     struct TestListParser
 160         : public senf::PacketParserBase
 161     {
 162 #       include SENF_PARSER()
 163
 164         SENF_PARSER_PRIVATE_FIELD ( size1 , senf::UInt8Parser );
 165         SENF_PARSER_PRIVATE_FIELD ( size2 , senf::UInt8Parser );
 166         SENF_PARSER_FIELD         ( dummy , senf::UInt32Parser );
 167         SENF_PARSER_LIST          ( list1  , bytes(size1) , VectorParser );
 168         SENF_PARSER_LIST          ( list2  , transform(TestTransform, bytes(size2)) ,
 169                                              VectorParser );
 170
 171         SENF_PARSER_FINALIZE(TestListParser);
 172     };
 173
 174 }
 175
 176 SENF_AUTO_UNIT_TEST(listBytesMacro)
 177 {
 178     unsigned char data[] = {    8,                   // size1
 179                                18,                   // size2
 180                              0x01, 0x02, 0x03, 0x04, // dummy
 181                              0x01,                   // list1()[0].size()
 182                              0x05, 0x06,             // list1().vec()[0]
 183                              0x02,                   // list1()[1].size()
 184                              0x07, 0x08,             // list1()[1].vec()[0]
 185                              0x09, 0x0A,             // list1()[1].vec()[1]
 186                              0x00,                   // list2()[0].size()
 187                              0x02,                   // list2()[1].size()
 188                              0x0B, 0x0C,             // list2()[1].vec()[0]
 189                              0x0D, 0x0E,             // list2()[1].vec()[1]
 190                              0x01,                   // list2()[2].size()
 191                              0x0F, 0x10 };           // list2()[2].vec()[0]
 192
 193     senf::DataPacket p (senf::DataPacket::create(data));
 194     TestListParser parser (p.data().begin(), &p.data());
 195
 196     BOOST_CHECK_EQUAL( parser.list1().size(), 2u );
 197     BOOST_CHECK_EQUAL( parser.list2().size(), 3u );
 198     BOOST_CHECK_EQUAL( parser.dummy(), 0x01020304u );
 199
 200     TestListParser::list2_t::container list2 (parser.list2());
 201
 202     {
 203         TestListParser::list1_t::container list (parser.list1());
 204         BOOST_CHECK_EQUAL( list.size(), 2u );
 205
 206         TestListParser::list1_t::container::iterator i (list.begin());
 207         BOOST_CHECK_EQUAL( i->vec().size(), 1u );
 208         BOOST_CHECK_EQUAL( i->vec()[0], 0x0506u );
 209
 210         ++i;
 211         BOOST_CHECK_EQUAL( i->vec().size(), 2u );
 212         BOOST_CHECK_EQUAL( i->vec()[0], 0x0708u );
 213         BOOST_CHECK_EQUAL( i->vec()[1], 0x090Au );
 214
 215         ++i;
 216         BOOST_CHECK( i == list.end() );
 217     }
 218
 219     {
 220         TestListParser::list2_t::container list (parser.list2());
 221         BOOST_CHECK_EQUAL( list.size(), 3u );
 222
 223         TestListParser::list2_t::container::iterator i (list.begin());
 224         BOOST_CHECK_EQUAL( i->vec().size(), 0u );
 225
 226         ++i;
 227         BOOST_CHECK_EQUAL( i->vec().size(), 2u );
 228         BOOST_CHECK_EQUAL( i->vec()[0], 0x0B0Cu );
 229         BOOST_CHECK_EQUAL( i->vec()[1], 0x0D0Eu );
 230
 231         ++i;
 232         BOOST_CHECK_EQUAL( i->vec().size(), 1u );
 233         BOOST_CHECK_EQUAL( i->vec()[0], 0x0F10u );
 234
 235         ++i;
 236         BOOST_CHECK( i == list.end() );
 237     }
 238
 239 }
 240
 241 namespace {
 242
 243     struct TestPacketSizeList
 244         : public senf::PacketParserBase
 245     {
 246 #       include SENF_PARSER()
 247
 248         SENF_PARSER_LIST ( list, packetSize(), VectorParser );
 249
 250         SENF_PARSER_FINALIZE(TestPacketSizeList);
 251     };
 252
 253
 254 }
 255
 256 SENF_AUTO_UNIT_TEST(listBytesParser_packetSize)
 257 {
 258     unsigned char data[] = { 0x01,                   // list()[0].vec().size()
 259                              0x05, 0x06,             // list()[0].vec()[0]
 260                              0x02,                   // list()[1].vec().size()
 261                              0x07, 0x08,             // list()[1].vec()[0]
 262                              0x09, 0x0A,             // list()[1].vec()[1]
 263                              0x00,                   // list()[2].vec().size()
 264                              0x02,                   // list()[3].vec().size()
 265                              0x0B, 0x0C,             // list()[3].vec()[0]
 266                              0x0D, 0x0E,             // list()[3].vec()[1]
 267                              0x01,                   // list()[4].vec().size()
 268                              0x0F, 0x10 };           // list()[4].vec()[0]
 269
 270     senf::DataPacket p (senf::DataPacket::create(data));
 271
 272     {
 273         TestPacketSizeList l (p.data().begin(), &p.data());
 274         BOOST_CHECK_EQUAL( l.list().size(), 5u );
 275
 276         TestPacketSizeList::list_t::container c (l.list());
 277         TestPacketSizeList::list_t::container::iterator i (c.begin());
 278
 279         senf::UInt16Parser::value_type vec0[] = { 0x0506 };
 280         senf::UInt16Parser::value_type vec1[] = { 0x0708, 0x090A };
 281         senf::UInt16Parser::value_type vec2[] = {};
 282         senf::UInt16Parser::value_type vec3[] = { 0x0B0C, 0x0D0E };
 283         senf::UInt16Parser::value_type vec4[] = { 0x0F10 };
 284
 285         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 286                                        vec0, vec0+sizeof(vec0)/sizeof(vec0[0]) );
 287         ++ i;
 288         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 289                                        vec1, vec1+sizeof(vec1)/sizeof(vec1[0]) );
 290         ++ i;
 291         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 292                                        vec2, vec2+sizeof(vec2)/sizeof(vec2[0]) );
 293         ++ i;
 294         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 295                                        vec3, vec3+sizeof(vec3)/sizeof(vec3[0]) );
 296
 297         ++ i;
 298         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 299                                        vec4, vec4+sizeof(vec4)/sizeof(vec4[0]) );
 300
 301         ++ i;
 302         BOOST_CHECK( i == c.end() );
 303
 304         i = c.begin();
 305         ++i;
 306         TestPacketSizeList::list_t::value_type::vec_t::container v (i->vec());
 307         v.push_back(0xFEFF);
 308     }
 309
 310     {
 311         TestPacketSizeList l (p.data().begin(), &p.data());
 312         BOOST_CHECK_EQUAL( l.list().size(), 5u );
 313         BOOST_CHECK_EQUAL( l.list().bytes(), p.data().size() );
 314
 315         TestPacketSizeList::list_t::container c (l.list());
 316         TestPacketSizeList::list_t::container::iterator i (c.begin());
 317
 318         senf::UInt16Parser::value_type vec0[] = { 0x0506 };
 319         senf::UInt16Parser::value_type vec1[] = { 0x0708, 0x090A, 0xFEFF };
 320         senf::UInt16Parser::value_type vec2[] = {};
 321         senf::UInt16Parser::value_type vec3[] = { 0x0B0C, 0x0D0E };
 322         senf::UInt16Parser::value_type vec4[] = { 0x0F10 };
 323
 324         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 325                                        vec0, vec0+sizeof(vec0)/sizeof(vec0[0]) );
 326         ++ i;
 327         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 328                                        vec1, vec1+sizeof(vec1)/sizeof(vec1[0]) );
 329         ++ i;
 330         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 331                                        vec2, vec2+sizeof(vec2)/sizeof(vec2[0]) );
 332         ++ i;
 333         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 334                                        vec3, vec3+sizeof(vec3)/sizeof(vec3[0]) );
 335
 336         ++ i;
 337         BOOST_CHECK_EQUAL_COLLECTIONS( i->vec().begin(), i->vec().end(),
 338                                        vec4, vec4+sizeof(vec4)/sizeof(vec4[0]) );
 339         ++ i;
 340         BOOST_CHECK( i == c.end() );
 341     }
 342 }
 343
 344 ///////////////////////////////cc.e////////////////////////////////////////
 345 #undef prefix_
 346
 347 \f
 348 // Local Variables:
 349 // mode: c++
 350 // fill-column: 100
 351 // comment-column: 40
 352 // c-file-style: "senf"
 353 // indent-tabs-mode: nil
 354 // ispell-local-dictionary: "american"
 355 // compile-command: "scons -u test"
 356 // End: