tst/net/PacketTest.cpp

   1 #include "PacketTest.hpp"
   2
   3 #include "model/Model.hpp"
   4 #include "world/Entity.hpp"
   5
   6 CPPUNIT_TEST_SUITE_REGISTRATION(blank::test::PacketTest);
   7
   8 using namespace std;
   9
  10 namespace blank {
  11 namespace test {
  12
  13 void PacketTest::setUp() {
  14         udp_pack.data = new Uint8[sizeof(Packet)];
  15         udp_pack.maxlen = sizeof(Packet);
  16 }
  17
  18 void PacketTest::tearDown() {
  19         delete[] udp_pack.data;
  20 }
  21
  22 namespace {
  23
  24 static constexpr uint32_t TEST_TAG = 0xFB1AB1AF;
  25
  26 }
  27
  28 void PacketTest::testSizes() {
  29         CPPUNIT_ASSERT_EQUAL_MESSAGE(
  30                 "unexpected size of vec3",
  31                 size_t(12), sizeof(glm::vec3)
  32         );
  33         CPPUNIT_ASSERT_EQUAL_MESSAGE(
  34                 "unexpected size of vec3i",
  35                 size_t(12), sizeof(glm::ivec3)
  36         );
  37 }
  38
  39 void PacketTest::testControl() {
  40         Packet::TControl ctrl{ 0, 10, 0 };
  41
  42         CPPUNIT_ASSERT_MESSAGE(
  43                 "TControl should ack the packet in the ack field",
  44                 ctrl.Acks(10)
  45         );
  46         CPPUNIT_ASSERT_MESSAGE(
  47                 "TControl should ack the packet in the future",
  48                 !ctrl.Acks(11)
  49         );
  50         CPPUNIT_ASSERT_MESSAGE(
  51                 "TControl should not ack a packet in the distant past",
  52                 !ctrl.Acks(-30)
  53         );
  54         CPPUNIT_ASSERT_MESSAGE(
  55                 "TControl should not ack the previous packet if the bitfield is 0",
  56                 !ctrl.Acks(9)
  57         );
  58         CPPUNIT_ASSERT_EQUAL_MESSAGE(
  59                 "TControl's acks should begin at the packet in the ack field",
  60                 uint16_t(10), ctrl.AckBegin()
  61         );
  62         CPPUNIT_ASSERT_EQUAL_MESSAGE(
  63                 "TControl's acks should end 33 packets before the one in the ack field",
  64                 uint16_t(-23), ctrl.AckEnd()
  65         );
  66         ctrl.hist = 1;
  67         CPPUNIT_ASSERT_MESSAGE(
  68                 "TControl should ack the previous packet if the bitfield is 1",
  69                 ctrl.Acks(9)
  70         );
  71         ctrl.hist = 2;
  72         CPPUNIT_ASSERT_MESSAGE(
  73                 "TControl should not ack the previous packet if the bitfield is 2",
  74                 !ctrl.Acks(9)
  75         );
  76         CPPUNIT_ASSERT_MESSAGE(
  77                 "TControl should ack the packet before the previous one if the bitfield is 2",
  78                 ctrl.Acks(8)
  79         );
  80 }
  81
  82 void PacketTest::testPing() {
  83         auto pack = Packet::Make<Packet::Ping>(udp_pack);
  84         AssertPacket("Ping", 0, 0, pack);
  85 }
  86
  87 void PacketTest::testLogin() {
  88         auto pack = Packet::Make<Packet::Login>(udp_pack);
  89         AssertPacket("Login", 1, 0, 32, pack);
  90
  91         string write_name = "test";
  92         string read_name;
  93         pack.WritePlayerName(write_name);
  94         pack.ReadPlayerName(read_name);
  95         CPPUNIT_ASSERT_EQUAL_MESSAGE(
  96                 "player name not correctly transported in Login packet",
  97                 write_name, read_name
  98         );
  99
 100         write_name = "0123456789012345678901234567890123456789";
 101         pack.WritePlayerName(write_name);
 102         pack.ReadPlayerName(read_name);
 103         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 104                 "player name not correctly truncated in Login packet",
 105                 write_name.substr(0, 32), read_name
 106         );
 107 }
 108
 109 void PacketTest::testJoin() {
 110         auto pack = Packet::Make<Packet::Join>(udp_pack);
 111         AssertPacket("Join", 2, 54, 86, pack);
 112
 113         Entity write_entity;
 114         write_entity.ID(534574);
 115         write_entity.GetState().chunk_pos = { 7, 2, -3 };
 116         write_entity.GetState().block_pos = { 1.5f, 0.9f, 12.0f };
 117         write_entity.GetState().velocity = { 0.025f, 0.001f, 0.0f };
 118         write_entity.GetState().orient = { 1.0f, 0.0f, 0.0f, 0.0f };
 119         uint32_t read_id = 0;
 120         EntityState read_state;
 121         pack.WritePlayer(write_entity);
 122
 123         pack.ReadPlayerID(read_id);
 124         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 125                 "player entity ID not correctly transported in Join packet",
 126                 write_entity.ID(), read_id
 127         );
 128         pack.ReadPlayerState(read_state);
 129         AssertEqual(
 130                 "player entity state not correctly transported in Join packet",
 131                 write_entity.GetState(), read_state
 132         );
 133
 134         string write_name = "test";
 135         string read_name;
 136         pack.WriteWorldName(write_name);
 137         pack.ReadWorldName(read_name);
 138         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 139                 "world name not correctly transported in Join packet",
 140                 write_name, read_name
 141         );
 142
 143         write_name = "0123456789012345678901234567890123456789";
 144         pack.WriteWorldName(write_name);
 145         pack.ReadWorldName(read_name);
 146         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 147                 "world name not correctly truncated in Join packet",
 148                 write_name.substr(0, 32), read_name
 149         );
 150 }
 151
 152 void PacketTest::testPart() {
 153         auto pack = Packet::Make<Packet::Part>(udp_pack);
 154         AssertPacket("Part", 3, 0, pack);
 155 }
 156
 157 void PacketTest::testPlayerUpdate() {
 158         auto pack = Packet::Make<Packet::PlayerUpdate>(udp_pack);
 159         AssertPacket("PlayerUpdate", 4, 62, pack);
 160
 161         EntityState write_state;
 162         write_state.chunk_pos = { 7, 2, -3 };
 163         write_state.block_pos = { 1.5f, 0.9f, 12.0f };
 164         write_state.velocity = { 0.025f, 0.001f, 0.0f };
 165         write_state.orient = { 1.0f, 0.0f, 0.0f, 0.0f };
 166         glm::vec3 write_movement(0.5f, -1.0f, 1.0f);
 167         float write_pitch = 1.25f;
 168         float write_yaw = -2.5f;
 169         uint8_t write_actions = 0x05;
 170         uint8_t write_slot = 3;
 171         pack.WritePredictedState(write_state);
 172         pack.WriteMovement(write_movement);
 173         pack.WritePitch(write_pitch);
 174         pack.WriteYaw(write_yaw);
 175         pack.WriteActions(write_actions);
 176         pack.WriteSlot(write_slot);
 177
 178         EntityState read_state;
 179         glm::vec3 read_movement;
 180         float read_pitch;
 181         float read_yaw;
 182         uint8_t read_actions;
 183         uint8_t read_slot;
 184         pack.ReadPredictedState(read_state);
 185         pack.ReadMovement(read_movement);
 186         pack.ReadPitch(read_pitch);
 187         pack.ReadYaw(read_yaw);
 188         pack.ReadActions(read_actions);
 189         pack.ReadSlot(read_slot);
 190         AssertEqual(
 191                 "player predicted entity state not correctly transported in PlayerUpdate packet",
 192                 write_state, read_state
 193         );
 194         AssertEqual(
 195                 "player movement input not correctly transported in PlayerUpdate packet",
 196                 write_movement, read_movement, 0.0001f
 197         );
 198         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 199                 "player pitch input not correctly transported in PlayerUpdate packet",
 200                 write_pitch, read_pitch, 0.0001f
 201         );
 202         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 203                 "player yaw input not correctly transported in PlayerUpdate packet",
 204                 write_yaw, read_yaw, 0.0001f
 205         );
 206         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 207                 "player actions not correctly transported in PlayerUpdate packet",
 208                 int(write_actions), int(read_actions)
 209         );
 210         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 211                 "player inventory slot not correctly transported in PlayerUpdate packet",
 212                 int(write_slot), int(read_slot)
 213         );
 214 }
 215
 216 void PacketTest::testSpawnEntity() {
 217         auto pack = Packet::Make<Packet::SpawnEntity>(udp_pack);
 218         AssertPacket("SpawnEntity", 5, 87, 118, pack);
 219
 220         Entity write_entity;
 221         write_entity.ID(534574);
 222         Model model;
 223         model.ID(23);
 224         model.Instantiate(write_entity.GetModel());
 225         write_entity.GetState().chunk_pos = { 7, 2, -3 };
 226         write_entity.GetState().block_pos = { 1.5f, 0.9f, 12.0f };
 227         write_entity.GetState().velocity = { 0.025f, 0.001f, 0.0f };
 228         write_entity.GetState().orient = { 1.0f, 0.0f, 0.0f, 0.0f };
 229         write_entity.Bounds({{ -1, -1, -1 }, { 1, 1, 1 }});
 230         write_entity.WorldCollidable(true);
 231         write_entity.Name("blah");
 232         pack.WriteEntity(write_entity);
 233
 234         uint32_t entity_id;
 235         uint32_t model_id;
 236         Entity read_entity;
 237         pack.ReadEntityID(entity_id);
 238         pack.ReadModelID(model_id);
 239         pack.ReadEntity(read_entity);
 240
 241         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 242                 "entity ID not correctly transported in SpawnEntity packet",
 243                 write_entity.ID(), entity_id
 244         );
 245         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 246                 "model ID not correctly transported in SpawnEntity packet",
 247                 write_entity.GetModel().GetModel().ID(), model_id
 248         );
 249         AssertEqual(
 250                 "entity state not correctly transported in PlayerUpdate packet",
 251                 write_entity.GetState(), read_entity.GetState()
 252         );
 253         AssertEqual(
 254                 "entity bounds not correctly transported in PlayerUpdate packet",
 255                 write_entity.Bounds(), read_entity.Bounds()
 256         );
 257         CPPUNIT_ASSERT_MESSAGE(
 258                 "entity flags not correctly transported in SpawnEntity packet",
 259                 read_entity.WorldCollidable()
 260         );
 261         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 262                 "entity name not correctly transported in SpawnEntity packet",
 263                 write_entity.Name(), read_entity.Name()
 264         );
 265 }
 266
 267 void PacketTest::testDespawnEntity() {
 268         auto pack = Packet::Make<Packet::DespawnEntity>(udp_pack);
 269         AssertPacket("DespawnEntity", 6, 4, pack);
 270
 271         uint32_t write_id = 5437;
 272         uint32_t read_id;
 273         pack.WriteEntityID(write_id);
 274         pack.ReadEntityID(read_id);
 275
 276         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 277                 "entity ID not correctly transported in DespawnEntity packet",
 278                 write_id, read_id
 279         );
 280 }
 281
 282 void PacketTest::testEntityUpdate() {
 283         auto pack = Packet::Make<Packet::EntityUpdate>(udp_pack);
 284         AssertPacket("EntityUpdate", 7, 16, 466, pack);
 285
 286         pack.length = Packet::EntityUpdate::GetSize(3);
 287         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 288                 "length not correctly set in EntityUpdate packet",
 289                 size_t(16 + 3 * 45), pack.length
 290         );
 291
 292         uint32_t write_count = 3;
 293         glm::ivec3 write_base(8, -15, 1);
 294         pack.WriteEntityCount(write_count);
 295         pack.WriteChunkBase(write_base);
 296
 297         uint32_t read_count;
 298         glm::ivec3 read_base;
 299         pack.ReadEntityCount(read_count);
 300         pack.ReadChunkBase(read_base);
 301
 302         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 303                 "entity count not correctly transported in EntityUpdate packet",
 304                 write_count, read_count
 305         );
 306         AssertEqual(
 307                 "chunk base not correctly transported in EntityUpdate packet",
 308                 write_base, read_base
 309         );
 310
 311         Entity write_entity;
 312         write_entity.ID(8567234);
 313         write_entity.GetState().chunk_pos = { 7, 2, -3 };
 314         write_entity.GetState().block_pos = { 1.5f, 0.9f, 12.0f };
 315         write_entity.GetState().velocity = { 0.025f, 0.001f, 0.0f };
 316         write_entity.GetState().orient = { 1.0f, 0.0f, 0.0f, 0.0f };
 317         pack.WriteEntity(write_entity, write_base, 1);
 318         pack.WriteEntity(write_entity, write_base, 0);
 319         pack.WriteEntity(write_entity, write_base, 2);
 320
 321         uint32_t read_id;
 322         EntityState read_state;
 323         pack.ReadEntityID(read_id, 1);
 324         pack.ReadEntityState(read_state, write_base, 1);
 325         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 326                 "entity ID not correctly transported in EntityUpdate packet",
 327                 write_entity.ID(), read_id
 328         );
 329         AssertEqual(
 330                 "entity state not correctly transported in EntityUpdate packet",
 331                 write_entity.GetState(), read_state
 332         );
 333 }
 334
 335 void PacketTest::testPlayerCorrection() {
 336         auto pack = Packet::Make<Packet::PlayerCorrection>(udp_pack);
 337         AssertPacket("PlayerCorrection", 8, 52, pack);
 338
 339         uint16_t write_seq = 50050;
 340         uint16_t read_seq;
 341         pack.WritePacketSeq(write_seq);
 342         pack.ReadPacketSeq(read_seq);
 343         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 344                 "packet sequence not correctly transported in PlayerCorrection packet",
 345                 write_seq, read_seq
 346         );
 347
 348         Entity write_entity;
 349         write_entity.GetState().chunk_pos = { 7, 2, -3 };
 350         write_entity.GetState().block_pos = { 1.5f, 0.9f, 12.0f };
 351         write_entity.GetState().velocity = { 0.025f, 0.001f, 0.0f };
 352         write_entity.GetState().orient = { 1.0f, 0.0f, 0.0f, 0.0f };
 353         pack.WritePlayer(write_entity);
 354
 355         EntityState read_state;
 356         pack.ReadPlayerState(read_state);
 357         AssertEqual(
 358                 "entity state not correctly transported in PlayerCorrection packet",
 359                 write_entity.GetState(), read_state
 360         );
 361 }
 362
 363 void PacketTest::testChunkBegin() {
 364         auto pack = Packet::Make<Packet::ChunkBegin>(udp_pack);
 365         AssertPacket("ChunkBegin", 9, 24, pack);
 366
 367         uint32_t write_id = 532;
 368         uint32_t write_flags = 9864328;
 369         glm::ivec3 write_pos = { -6, 15, 38 };
 370         uint32_t write_size = 4097;
 371
 372         pack.WriteTransmissionId(write_id);
 373         pack.WriteFlags(write_flags);
 374         pack.WriteChunkCoords(write_pos);
 375         pack.WriteDataSize(write_size);
 376
 377         uint32_t read_id;
 378         uint32_t read_flags;
 379         glm::ivec3 read_pos;
 380         uint32_t read_size;
 381
 382         pack.ReadTransmissionId(read_id);
 383         pack.ReadFlags(read_flags);
 384         pack.ReadChunkCoords(read_pos);
 385         pack.ReadDataSize(read_size);
 386
 387         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 388                 "transmission ID not correctly transported in ChunkBegin packet",
 389                 write_id, read_id
 390         );
 391         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 392                 "flags not correctly transported in ChunkBegin packet",
 393                 write_flags, read_flags
 394         );
 395         AssertEqual(
 396                 "chunk coordinates not correctly transported in ChunkBegin packet",
 397                 write_pos, read_pos
 398         );
 399         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 400                 "data size not correctly transported in ChunkBegin packet",
 401                 write_size, read_size
 402         );
 403 }
 404
 405 void PacketTest::testChunkData() {
 406         auto pack = Packet::Make<Packet::ChunkData>(udp_pack);
 407         AssertPacket("ChunkData", 10, 12, 484, pack);
 408
 409         constexpr size_t block_size = 97;
 410
 411         uint32_t write_id = 6743124;
 412         uint32_t write_offset = 8583;
 413         uint32_t write_size = block_size;
 414         uint8_t write_data[block_size];
 415         memset(write_data, 'X', block_size);
 416
 417         pack.WriteTransmissionId(write_id);
 418         pack.WriteDataOffset(write_offset);
 419         pack.WriteDataSize(write_size);
 420         pack.WriteData(write_data, write_size);
 421
 422         uint32_t read_id;
 423         uint32_t read_offset;
 424         uint32_t read_size;
 425         uint8_t read_data[block_size];
 426
 427         pack.ReadTransmissionId(read_id);
 428         pack.ReadDataOffset(read_offset);
 429         pack.ReadDataSize(read_size);
 430         pack.ReadData(read_data, read_size);
 431
 432         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 433                 "transmission ID not correctly transported in ChunkData packet",
 434                 write_id, read_id
 435         );
 436         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 437                 "data offset not correctly transported in ChunkData packet",
 438                 write_offset, read_offset
 439         );
 440         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 441                 "data size not correctly transported in ChunkData packet",
 442                 write_size, read_size
 443         );
 444         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 445                 "raw data not correctly transported in ChunkData packet",
 446                 string(write_data, write_data + write_size), string(read_data, read_data + read_size)
 447         );
 448 }
 449
 450 void PacketTest::testBlockUpdate() {
 451         auto pack = Packet::Make<Packet::BlockUpdate>(udp_pack);
 452         AssertPacket("BlockUpdate", 11, 16, 484, pack);
 453
 454         pack.length = Packet::BlockUpdate::GetSize(3);
 455         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 456                 "length not correctly set in BlockUpdate packet",
 457                 size_t(16 + 3 * 6), pack.length
 458         );
 459
 460         glm::ivec3 write_coords(432, -325, 99998);
 461         uint32_t write_count = 3;
 462         uint16_t write_index = 432;
 463         Block write_block(324, Block::FACE_DOWN, Block::TURN_AROUND);
 464
 465         pack.WriteChunkCoords(write_coords);
 466         pack.WriteBlockCount(write_count);
 467         pack.WriteIndex(write_index, 1);
 468         pack.WriteBlock(write_block, 1);
 469         pack.WriteIndex(write_index, 0);
 470         pack.WriteBlock(write_block, 0);
 471         pack.WriteIndex(write_index, 2);
 472         pack.WriteBlock(write_block, 2);
 473
 474         glm::ivec3 read_coords;
 475         uint32_t read_count;
 476         uint16_t read_index;
 477         Block read_block;
 478
 479         pack.ReadChunkCoords(read_coords);
 480         pack.ReadBlockCount(read_count);
 481         pack.ReadIndex(read_index, 1);
 482         pack.ReadBlock(read_block, 1);
 483
 484         AssertEqual(
 485                 "chunk coordinates not correctly transported in BlockUpdate packet",
 486                 write_coords, read_coords
 487         );
 488         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 489                 "block count not correctly transported in BlockUpdate packet",
 490                 write_count, read_count
 491         );
 492         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 493                 "block index not correctly transported in BlockUpdate packet",
 494                 write_index, read_index
 495         );
 496         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 497                 "block type not correctly transported in BlockUpdate packet",
 498                 write_block.type, read_block.type
 499         );
 500         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 501                 "block face not correctly transported in BlockUpdate packet",
 502                 write_block.GetFace(), read_block.GetFace()
 503         );
 504         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 505                 "block turn not correctly transported in BlockUpdate packet",
 506                 write_block.GetTurn(), read_block.GetTurn()
 507         );
 508 }
 509
 510 void PacketTest::testMessage() {
 511         auto pack = Packet::Make<Packet::Message>(udp_pack);
 512         AssertPacket("Message", 12, 6, 455, pack);
 513
 514         const uint8_t write_type = 1;
 515         const uint32_t write_ref = 6433235;
 516         const string write_msg("hello, world");
 517
 518         pack.length = Packet::Message::GetSize(write_msg);
 519         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 520                 "length not correctly set in BlockUpdate packet",
 521                 size_t(5 + write_msg.size() + 1), pack.length
 522         );
 523
 524         pack.WriteType(write_type);
 525         pack.WriteReferral(write_ref);
 526         pack.WriteMessage(write_msg);
 527
 528         uint8_t read_type = 5;
 529         uint32_t read_ref = 884373;
 530         string read_msg;
 531
 532         pack.ReadType(read_type);
 533         pack.ReadReferral(read_ref);
 534         pack.ReadMessage(read_msg);
 535
 536         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 537                 "type not correctly transported in Message packet",
 538                 write_type, read_type
 539         );
 540         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 541                 "referral not correctly transported in Message packet",
 542                 write_ref, read_ref
 543         );
 544         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 545                 "message not correctly transported in Message packet",
 546                 write_msg, read_msg
 547         );
 548 }
 549
 550
 551 void PacketTest::AssertPacket(
 552         const string &name,
 553         uint8_t expected_type,
 554         size_t expected_length,
 555         const Packet::Payload &actual
 556 ) {
 557         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 558                 name + " packet not correctly tagged",
 559                 TEST_TAG, actual.GetHeader().tag
 560         );
 561         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 562                 "wrong type code for " + name + " packet",
 563                 int(expected_type), int(actual.GetHeader().type)
 564         );
 565         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 566                 "bad payload length for " + name + " packet",
 567                 expected_length, actual.length
 568         );
 569 }
 570
 571 void PacketTest::AssertPacket(
 572         const string &name,
 573         uint8_t expected_type,
 574         size_t min_length,
 575         size_t max_length,
 576         const Packet::Payload &actual
 577 ) {
 578         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 579                 name + " packet not correctly tagged",
 580                 TEST_TAG, actual.GetHeader().tag
 581         );
 582         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 583                 "wrong type code for " + name + " packet",
 584                 expected_type, actual.GetHeader().type
 585         );
 586         CPPUNIT_ASSERT_MESSAGE(
 587                 "bad payload length for " + name + " packet",
 588                 actual.length >= min_length && actual.length <= max_length
 589         );
 590 }
 591
 592 void PacketTest::AssertEqual(
 593         const string &message,
 594         const EntityState &expected,
 595         const EntityState &actual
 596 ) {
 597         AssertEqual(
 598                 message + ": bad chunk position",
 599                 expected.chunk_pos, actual.chunk_pos
 600         );
 601         AssertEqual(
 602                 message + ": bad block position",
 603                 expected.block_pos, actual.block_pos, 16.0f/65535.0f // that's about the max accuracy that packing's going to give us
 604         );
 605         AssertEqual(
 606                 message + ": bad velocity",
 607                 expected.velocity, actual.velocity
 608         );
 609         AssertEqual(
 610                 message + ": bad orientation",
 611                 expected.orient, actual.orient
 612         );
 613 }
 614
 615 void PacketTest::AssertEqual(
 616         const string &message,
 617         const AABB &expected,
 618         const AABB &actual
 619 ) {
 620         AssertEqual(
 621                 message + ": bad lower bound",
 622                 expected.min, actual.min
 623         );
 624         AssertEqual(
 625                 message + ": bad upper bound",
 626                 expected.max, actual.max
 627         );
 628 }
 629
 630 void PacketTest::AssertEqual(
 631         const string &message,
 632         const glm::ivec3 &expected,
 633         const glm::ivec3 &actual
 634 ) {
 635         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 636                 message + " (X component)",
 637                 expected.x, actual.x
 638         );
 639         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 640                 message + " (Y component)",
 641                 expected.y, actual.y
 642         );
 643         CPPUNIT_ASSERT_EQUAL_MESSAGE(
 644                 message + " (Z component)",
 645                 expected.z, actual.z
 646         );
 647 }
 648
 649 void PacketTest::AssertEqual(
 650         const string &message,
 651         const glm::vec3 &expected,
 652         const glm::vec3 &actual,
 653         float epsilon
 654 ) {
 655         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 656                 message + " (X component)",
 657                 expected.x, actual.x, epsilon
 658         );
 659         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 660                 message + " (Y component)",
 661                 expected.y, actual.y, epsilon
 662         );
 663         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 664                 message + " (Z component)",
 665                 expected.z, actual.z, epsilon
 666         );
 667 }
 668
 669 void PacketTest::AssertEqual(
 670         const string &message,
 671         const glm::quat &expected,
 672         const glm::quat &actual
 673 ) {
 674         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 675                 message + " (W component)",
 676                 expected.w, actual.w, numeric_limits<float>::epsilon()
 677         );
 678         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 679                 message + " (X component)",
 680                 expected.x, actual.x, numeric_limits<float>::epsilon()
 681         );
 682         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 683                 message + " (Y component)",
 684                 expected.y, actual.y, numeric_limits<float>::epsilon()
 685         );
 686         CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
 687                 message + " (Z component)",
 688                 expected.z, actual.z, numeric_limits<float>::epsilon()
 689         );
 690 }
 691
 692 }
 693 }