src/test.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "test.h"
  21 #include "common_irrlicht.h"
  22 #include "debug.h"
  23 #include "map.h"
  24 #include "player.h"
  25 #include "main.h"
  26 #include "socket.h"
  27 #include "connection.h"
  28 #include "utility.h"
  29 #include "serialization.h"
  30 #include "voxel.h"
  31 #include <sstream>
  32 #include "porting.h"
  33 #include "content_mapnode.h"
  34 #include "nodedef.h"
  35 #include "mapsector.h"
  36 #include "settings.h"
  37 #include "log.h"
  38
  39 /*
  40         Asserts that the exception occurs
  41 */
  42 #define EXCEPTION_CHECK(EType, code)\
  43 {\
  44         bool exception_thrown = false;\
  45         try{ code; }\
  46         catch(EType &e) { exception_thrown = true; }\
  47         assert(exception_thrown);\
  48 }
  49
  50 /*
  51         A few item and node definitions for those tests that need them
  52 */
  53
  54 #define CONTENT_STONE 0
  55 #define CONTENT_GRASS 0x800
  56
  57 void define_some_nodes(IWritableItemDefManager *idef, IWritableNodeDefManager *ndef)
  58 {
  59         content_t i;
  60         ItemDefinition itemdef;
  61         ContentFeatures f;
  62
  63         /*
  64                 Stone
  65         */
  66         i = CONTENT_STONE;
  67         itemdef = ItemDefinition();
  68         itemdef.type = ITEM_NODE;
  69         itemdef.name = "default:stone";
  70         itemdef.description = "Stone";
  71         itemdef.groups["cracky"] = 3;
  72         itemdef.inventory_image = "[inventorycube"
  73                 "{default_stone.png"
  74                 "{default_stone.png"
  75                 "{default_stone.png";
  76         f = ContentFeatures();
  77         f.name = itemdef.name;
  78         for(int i = 0; i < 6; i++)
  79                 f.tname_tiles[i] = "default_stone.png";
  80         f.is_ground_content = true;
  81         idef->registerItem(itemdef);
  82         ndef->set(i, f);
  83
  84         /*
  85                 Grass
  86         */
  87         i = CONTENT_GRASS;
  88         itemdef = ItemDefinition();
  89         itemdef.type = ITEM_NODE;
  90         itemdef.name = "default:dirt_with_grass";
  91         itemdef.description = "Dirt with grass";
  92         itemdef.groups["crumbly"] = 3;
  93         itemdef.inventory_image = "[inventorycube"
  94                 "{default_grass.png"
  95                 "{default_dirt.png&default_grass_side.png"
  96                 "{default_dirt.png&default_grass_side.png";
  97         f = ContentFeatures();
  98         f.name = itemdef.name;
  99         f.tname_tiles[0] = "default_grass.png";
 100         f.tname_tiles[1] = "default_dirt.png";
 101         for(int i = 2; i < 6; i++)
 102                 f.tname_tiles[i] = "default_dirt.png^default_grass_side.png";
 103         f.is_ground_content = true;
 104         idef->registerItem(itemdef);
 105         ndef->set(i, f);
 106 }
 107
 108 struct TestUtilities
 109 {
 110         void Run()
 111         {
 112                 /*infostream<<"wrapDegrees(100.0) = "<<wrapDegrees(100.0)<<std::endl;
 113                 infostream<<"wrapDegrees(720.5) = "<<wrapDegrees(720.5)<<std::endl;
 114                 infostream<<"wrapDegrees(-0.5) = "<<wrapDegrees(-0.5)<<std::endl;*/
 115                 assert(fabs(wrapDegrees(100.0) - 100.0) < 0.001);
 116                 assert(fabs(wrapDegrees(720.5) - 0.5) < 0.001);
 117                 assert(fabs(wrapDegrees(-0.5) - (-0.5)) < 0.001);
 118                 assert(fabs(wrapDegrees(-365.5) - (-5.5)) < 0.001);
 119                 assert(lowercase("Foo bAR") == "foo bar");
 120                 assert(is_yes("YeS") == true);
 121                 assert(is_yes("") == false);
 122                 assert(is_yes("FAlse") == false);
 123         }
 124 };
 125
 126 struct TestSettings
 127 {
 128         void Run()
 129         {
 130                 Settings s;
 131                 // Test reading of settings
 132                 s.parseConfigLine("leet = 1337");
 133                 s.parseConfigLine("leetleet = 13371337");
 134                 s.parseConfigLine("leetleet_neg = -13371337");
 135                 s.parseConfigLine("floaty_thing = 1.1");
 136                 s.parseConfigLine("stringy_thing = asd /( ¤%&(/\" BLÖÄRP");
 137                 s.parseConfigLine("coord = (1, 2, 4.5)");
 138                 assert(s.getS32("leet") == 1337);
 139                 assert(s.getS16("leetleet") == 32767);
 140                 assert(s.getS16("leetleet_neg") == -32768);
 141                 // Not sure if 1.1 is an exact value as a float, but doesn't matter
 142                 assert(fabs(s.getFloat("floaty_thing") - 1.1) < 0.001);
 143                 assert(s.get("stringy_thing") == "asd /( ¤%&(/\" BLÖÄRP");
 144                 assert(fabs(s.getV3F("coord").X - 1.0) < 0.001);
 145                 assert(fabs(s.getV3F("coord").Y - 2.0) < 0.001);
 146                 assert(fabs(s.getV3F("coord").Z - 4.5) < 0.001);
 147                 // Test the setting of settings too
 148                 s.setFloat("floaty_thing_2", 1.2);
 149                 s.setV3F("coord2", v3f(1, 2, 3.3));
 150                 assert(s.get("floaty_thing_2").substr(0,3) == "1.2");
 151                 assert(fabs(s.getFloat("floaty_thing_2") - 1.2) < 0.001);
 152                 assert(fabs(s.getV3F("coord2").X - 1.0) < 0.001);
 153                 assert(fabs(s.getV3F("coord2").Y - 2.0) < 0.001);
 154                 assert(fabs(s.getV3F("coord2").Z - 3.3) < 0.001);
 155         }
 156 };
 157
 158 struct TestSerialization
 159 {
 160         // To be used like this:
 161         //   mkstr("Some\0string\0with\0embedded\0nuls")
 162         // since std::string("...") doesn't work as expected in that case.
 163         template<size_t N> std::string mkstr(const char (&s)[N])
 164         {
 165                 return std::string(s, N - 1);
 166         }
 167
 168         void Run()
 169         {
 170                 // Tests some serialization primitives
 171
 172                 assert(serializeString("") == mkstr("\0\0"));
 173                 assert(serializeWideString(L"") == mkstr("\0\0"));
 174                 assert(serializeLongString("") == mkstr("\0\0\0\0"));
 175                 assert(serializeJsonString("") == "\"\"");
 176
 177                 std::string teststring = "Hello world!";
 178                 assert(serializeString(teststring) ==
 179                         mkstr("\0\14Hello world!"));
 180                 assert(serializeWideString(narrow_to_wide(teststring)) ==
 181                         mkstr("\0\14\0H\0e\0l\0l\0o\0 \0w\0o\0r\0l\0d\0!"));
 182                 assert(serializeLongString(teststring) ==
 183                         mkstr("\0\0\0\14Hello world!"));
 184                 assert(serializeJsonString(teststring) ==
 185                         "\"Hello world!\"");
 186
 187                 std::string teststring2;
 188                 std::wstring teststring2_w;
 189                 std::string teststring2_w_encoded;
 190                 {
 191                         std::ostringstream tmp_os;
 192                         std::wostringstream tmp_os_w;
 193                         std::ostringstream tmp_os_w_encoded;
 194                         for(int i = 0; i < 256; i++)
 195                         {
 196                                 tmp_os<<(char)i;
 197                                 tmp_os_w<<(wchar_t)i;
 198                                 tmp_os_w_encoded<<(char)0<<(char)i;
 199                         }
 200                         teststring2 = tmp_os.str();
 201                         teststring2_w = tmp_os_w.str();
 202                         teststring2_w_encoded = tmp_os_w_encoded.str();
 203                 }
 204                 assert(serializeString(teststring2) ==
 205                         mkstr("\1\0") + teststring2);
 206                 assert(serializeWideString(teststring2_w) ==
 207                         mkstr("\1\0") + teststring2_w_encoded);
 208                 assert(serializeLongString(teststring2) ==
 209                         mkstr("\0\0\1\0") + teststring2);
 210                 // MSVC fails when directly using "\\\\"
 211                 std::string backslash = "\\";
 212                 assert(serializeJsonString(teststring2) ==
 213                         mkstr("\"") +
 214                         "\\u0000\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007" +
 215                         "\\b\\t\\n\\u000b\\f\\r\\u000e\\u000f" +
 216                         "\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017" +
 217                         "\\u0018\\u0019\\u001a\\u001b\\u001c\\u001d\\u001e\\u001f" +
 218                         " !\\\"" + teststring2.substr(0x23, 0x2f-0x23) +
 219                         "\\/" + teststring2.substr(0x30, 0x5c-0x30) +
 220                         backslash + backslash + teststring2.substr(0x5d, 0x7f-0x5d) + "\\u007f" +
 221                         "\\u0080\\u0081\\u0082\\u0083\\u0084\\u0085\\u0086\\u0087" +
 222                         "\\u0088\\u0089\\u008a\\u008b\\u008c\\u008d\\u008e\\u008f" +
 223                         "\\u0090\\u0091\\u0092\\u0093\\u0094\\u0095\\u0096\\u0097" +
 224                         "\\u0098\\u0099\\u009a\\u009b\\u009c\\u009d\\u009e\\u009f" +
 225                         "\\u00a0\\u00a1\\u00a2\\u00a3\\u00a4\\u00a5\\u00a6\\u00a7" +
 226                         "\\u00a8\\u00a9\\u00aa\\u00ab\\u00ac\\u00ad\\u00ae\\u00af" +
 227                         "\\u00b0\\u00b1\\u00b2\\u00b3\\u00b4\\u00b5\\u00b6\\u00b7" +
 228                         "\\u00b8\\u00b9\\u00ba\\u00bb\\u00bc\\u00bd\\u00be\\u00bf" +
 229                         "\\u00c0\\u00c1\\u00c2\\u00c3\\u00c4\\u00c5\\u00c6\\u00c7" +
 230                         "\\u00c8\\u00c9\\u00ca\\u00cb\\u00cc\\u00cd\\u00ce\\u00cf" +
 231                         "\\u00d0\\u00d1\\u00d2\\u00d3\\u00d4\\u00d5\\u00d6\\u00d7" +
 232                         "\\u00d8\\u00d9\\u00da\\u00db\\u00dc\\u00dd\\u00de\\u00df" +
 233                         "\\u00e0\\u00e1\\u00e2\\u00e3\\u00e4\\u00e5\\u00e6\\u00e7" +
 234                         "\\u00e8\\u00e9\\u00ea\\u00eb\\u00ec\\u00ed\\u00ee\\u00ef" +
 235                         "\\u00f0\\u00f1\\u00f2\\u00f3\\u00f4\\u00f5\\u00f6\\u00f7" +
 236                         "\\u00f8\\u00f9\\u00fa\\u00fb\\u00fc\\u00fd\\u00fe\\u00ff" +
 237                         "\"");
 238
 239                 {
 240                         std::istringstream is(serializeString(teststring2), std::ios::binary);
 241                         assert(deSerializeString(is) == teststring2);
 242                         assert(!is.eof());
 243                         is.get();
 244                         assert(is.eof());
 245                 }
 246                 {
 247                         std::istringstream is(serializeWideString(teststring2_w), std::ios::binary);
 248                         assert(deSerializeWideString(is) == teststring2_w);
 249                         assert(!is.eof());
 250                         is.get();
 251                         assert(is.eof());
 252                 }
 253                 {
 254                         std::istringstream is(serializeLongString(teststring2), std::ios::binary);
 255                         assert(deSerializeLongString(is) == teststring2);
 256                         assert(!is.eof());
 257                         is.get();
 258                         assert(is.eof());
 259                 }
 260                 {
 261                         std::istringstream is(serializeJsonString(teststring2), std::ios::binary);
 262                         //dstream<<serializeJsonString(deSerializeJsonString(is));
 263                         assert(deSerializeJsonString(is) == teststring2);
 264                         assert(!is.eof());
 265                         is.get();
 266                         assert(is.eof());
 267                 }
 268         }
 269 };
 270
 271 struct TestCompress
 272 {
 273         void Run()
 274         {
 275                 { // ver 0
 276
 277                 SharedBuffer<u8> fromdata(4);
 278                 fromdata[0]=1;
 279                 fromdata[1]=5;
 280                 fromdata[2]=5;
 281                 fromdata[3]=1;
 282
 283                 std::ostringstream os(std::ios_base::binary);
 284                 compress(fromdata, os, 0);
 285
 286                 std::string str_out = os.str();
 287
 288                 infostream<<"str_out.size()="<<str_out.size()<<std::endl;
 289                 infostream<<"TestCompress: 1,5,5,1 -> ";
 290                 for(u32 i=0; i<str_out.size(); i++)
 291                 {
 292                         infostream<<(u32)str_out[i]<<",";
 293                 }
 294                 infostream<<std::endl;
 295
 296                 assert(str_out.size() == 10);
 297
 298                 assert(str_out[0] == 0);
 299                 assert(str_out[1] == 0);
 300                 assert(str_out[2] == 0);
 301                 assert(str_out[3] == 4);
 302                 assert(str_out[4] == 0);
 303                 assert(str_out[5] == 1);
 304                 assert(str_out[6] == 1);
 305                 assert(str_out[7] == 5);
 306                 assert(str_out[8] == 0);
 307                 assert(str_out[9] == 1);
 308
 309                 std::istringstream is(str_out, std::ios_base::binary);
 310                 std::ostringstream os2(std::ios_base::binary);
 311
 312                 decompress(is, os2, 0);
 313                 std::string str_out2 = os2.str();
 314
 315                 infostream<<"decompress: ";
 316                 for(u32 i=0; i<str_out2.size(); i++)
 317                 {
 318                         infostream<<(u32)str_out2[i]<<",";
 319                 }
 320                 infostream<<std::endl;
 321
 322                 assert(str_out2.size() == fromdata.getSize());
 323
 324                 for(u32 i=0; i<str_out2.size(); i++)
 325                 {
 326                         assert(str_out2[i] == fromdata[i]);
 327                 }
 328
 329                 }
 330
 331                 { // ver HIGHEST
 332
 333                 SharedBuffer<u8> fromdata(4);
 334                 fromdata[0]=1;
 335                 fromdata[1]=5;
 336                 fromdata[2]=5;
 337                 fromdata[3]=1;
 338
 339                 std::ostringstream os(std::ios_base::binary);
 340                 compress(fromdata, os, SER_FMT_VER_HIGHEST);
 341
 342                 std::string str_out = os.str();
 343
 344                 infostream<<"str_out.size()="<<str_out.size()<<std::endl;
 345                 infostream<<"TestCompress: 1,5,5,1 -> ";
 346                 for(u32 i=0; i<str_out.size(); i++)
 347                 {
 348                         infostream<<(u32)str_out[i]<<",";
 349                 }
 350                 infostream<<std::endl;
 351
 352                 /*assert(str_out.size() == 10);
 353
 354                 assert(str_out[0] == 0);
 355                 assert(str_out[1] == 0);
 356                 assert(str_out[2] == 0);
 357                 assert(str_out[3] == 4);
 358                 assert(str_out[4] == 0);
 359                 assert(str_out[5] == 1);
 360                 assert(str_out[6] == 1);
 361                 assert(str_out[7] == 5);
 362                 assert(str_out[8] == 0);
 363                 assert(str_out[9] == 1);*/
 364
 365                 std::istringstream is(str_out, std::ios_base::binary);
 366                 std::ostringstream os2(std::ios_base::binary);
 367
 368                 decompress(is, os2, SER_FMT_VER_HIGHEST);
 369                 std::string str_out2 = os2.str();
 370
 371                 infostream<<"decompress: ";
 372                 for(u32 i=0; i<str_out2.size(); i++)
 373                 {
 374                         infostream<<(u32)str_out2[i]<<",";
 375                 }
 376                 infostream<<std::endl;
 377
 378                 assert(str_out2.size() == fromdata.getSize());
 379
 380                 for(u32 i=0; i<str_out2.size(); i++)
 381                 {
 382                         assert(str_out2[i] == fromdata[i]);
 383                 }
 384
 385                 }
 386         }
 387 };
 388
 389 struct TestMapNode
 390 {
 391         void Run(INodeDefManager *nodedef)
 392         {
 393                 MapNode n;
 394
 395                 // Default values
 396                 assert(n.getContent() == CONTENT_AIR);
 397                 assert(n.getLight(LIGHTBANK_DAY, nodedef) == 0);
 398                 assert(n.getLight(LIGHTBANK_NIGHT, nodedef) == 0);
 399
 400                 // Transparency
 401                 n.setContent(CONTENT_AIR);
 402                 assert(nodedef->get(n).light_propagates == true);
 403                 n.setContent(LEGN(nodedef, "CONTENT_STONE"));
 404                 assert(nodedef->get(n).light_propagates == false);
 405         }
 406 };
 407
 408 struct TestVoxelManipulator
 409 {
 410         void Run(INodeDefManager *nodedef)
 411         {
 412                 /*
 413                         VoxelArea
 414                 */
 415
 416                 VoxelArea a(v3s16(-1,-1,-1), v3s16(1,1,1));
 417                 assert(a.index(0,0,0) == 1*3*3 + 1*3 + 1);
 418                 assert(a.index(-1,-1,-1) == 0);
 419
 420                 VoxelArea c(v3s16(-2,-2,-2), v3s16(2,2,2));
 421                 // An area that is 1 bigger in x+ and z-
 422                 VoxelArea d(v3s16(-2,-2,-3), v3s16(3,2,2));
 423
 424                 core::list<VoxelArea> aa;
 425                 d.diff(c, aa);
 426
 427                 // Correct results
 428                 core::array<VoxelArea> results;
 429                 results.push_back(VoxelArea(v3s16(-2,-2,-3),v3s16(3,2,-3)));
 430                 results.push_back(VoxelArea(v3s16(3,-2,-2),v3s16(3,2,2)));
 431
 432                 assert(aa.size() == results.size());
 433
 434                 infostream<<"Result of diff:"<<std::endl;
 435                 for(core::list<VoxelArea>::Iterator
 436                                 i = aa.begin(); i != aa.end(); i++)
 437                 {
 438                         i->print(infostream);
 439                         infostream<<std::endl;
 440
 441                         s32 j = results.linear_search(*i);
 442                         assert(j != -1);
 443                         results.erase(j, 1);
 444                 }
 445
 446
 447                 /*
 448                         VoxelManipulator
 449                 */
 450
 451                 VoxelManipulator v;
 452
 453                 v.print(infostream, nodedef);
 454
 455                 infostream<<"*** Setting (-1,0,-1)=2 ***"<<std::endl;
 456
 457                 v.setNodeNoRef(v3s16(-1,0,-1), MapNode(CONTENT_GRASS));
 458
 459                 v.print(infostream, nodedef);
 460
 461                 assert(v.getNode(v3s16(-1,0,-1)).getContent() == CONTENT_GRASS);
 462
 463                 infostream<<"*** Reading from inexistent (0,0,-1) ***"<<std::endl;
 464
 465                 EXCEPTION_CHECK(InvalidPositionException, v.getNode(v3s16(0,0,-1)));
 466
 467                 v.print(infostream, nodedef);
 468
 469                 infostream<<"*** Adding area ***"<<std::endl;
 470
 471                 v.addArea(a);
 472
 473                 v.print(infostream, nodedef);
 474
 475                 assert(v.getNode(v3s16(-1,0,-1)).getContent() == CONTENT_GRASS);
 476                 EXCEPTION_CHECK(InvalidPositionException, v.getNode(v3s16(0,1,1)));
 477         }
 478 };
 479
 480 /*
 481         NOTE: These tests became non-working then NodeContainer was removed.
 482               These should be redone, utilizing some kind of a virtual
 483                   interface for Map (IMap would be fine).
 484 */
 485 #if 0
 486 struct TestMapBlock
 487 {
 488         class TC : public NodeContainer
 489         {
 490         public:
 491
 492                 MapNode node;
 493                 bool position_valid;
 494                 core::list<v3s16> validity_exceptions;
 495
 496                 TC()
 497                 {
 498                         position_valid = true;
 499                 }
 500
 501                 virtual bool isValidPosition(v3s16 p)
 502                 {
 503                         //return position_valid ^ (p==position_valid_exception);
 504                         bool exception = false;
 505                         for(core::list<v3s16>::Iterator i=validity_exceptions.begin();
 506                                         i != validity_exceptions.end(); i++)
 507                         {
 508                                 if(p == *i)
 509                                 {
 510                                         exception = true;
 511                                         break;
 512                                 }
 513                         }
 514                         return exception ? !position_valid : position_valid;
 515                 }
 516
 517                 virtual MapNode getNode(v3s16 p)
 518                 {
 519                         if(isValidPosition(p) == false)
 520                                 throw InvalidPositionException();
 521                         return node;
 522                 }
 523
 524                 virtual void setNode(v3s16 p, MapNode & n)
 525                 {
 526                         if(isValidPosition(p) == false)
 527                                 throw InvalidPositionException();
 528                 };
 529
 530                 virtual u16 nodeContainerId() const
 531                 {
 532                         return 666;
 533                 }
 534         };
 535
 536         void Run()
 537         {
 538                 TC parent;
 539
 540                 MapBlock b(&parent, v3s16(1,1,1));
 541                 v3s16 relpos(MAP_BLOCKSIZE, MAP_BLOCKSIZE, MAP_BLOCKSIZE);
 542
 543                 assert(b.getPosRelative() == relpos);
 544
 545                 assert(b.getBox().MinEdge.X == MAP_BLOCKSIZE);
 546                 assert(b.getBox().MaxEdge.X == MAP_BLOCKSIZE*2-1);
 547                 assert(b.getBox().MinEdge.Y == MAP_BLOCKSIZE);
 548                 assert(b.getBox().MaxEdge.Y == MAP_BLOCKSIZE*2-1);
 549                 assert(b.getBox().MinEdge.Z == MAP_BLOCKSIZE);
 550                 assert(b.getBox().MaxEdge.Z == MAP_BLOCKSIZE*2-1);
 551
 552                 assert(b.isValidPosition(v3s16(0,0,0)) == true);
 553                 assert(b.isValidPosition(v3s16(-1,0,0)) == false);
 554                 assert(b.isValidPosition(v3s16(-1,-142,-2341)) == false);
 555                 assert(b.isValidPosition(v3s16(-124,142,2341)) == false);
 556                 assert(b.isValidPosition(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1)) == true);
 557                 assert(b.isValidPosition(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE,MAP_BLOCKSIZE-1)) == false);
 558
 559                 /*
 560                         TODO: this method should probably be removed
 561                         if the block size isn't going to be set variable
 562                 */
 563                 /*assert(b.getSizeNodes() == v3s16(MAP_BLOCKSIZE,
 564                                 MAP_BLOCKSIZE, MAP_BLOCKSIZE));*/
 565
 566                 // Changed flag should be initially set
 567                 assert(b.getModified() == MOD_STATE_WRITE_NEEDED);
 568                 b.resetModified();
 569                 assert(b.getModified() == MOD_STATE_CLEAN);
 570
 571                 // All nodes should have been set to
 572                 // .d=CONTENT_IGNORE and .getLight() = 0
 573                 for(u16 z=0; z<MAP_BLOCKSIZE; z++)
 574                 for(u16 y=0; y<MAP_BLOCKSIZE; y++)
 575                 for(u16 x=0; x<MAP_BLOCKSIZE; x++)
 576                 {
 577                         //assert(b.getNode(v3s16(x,y,z)).getContent() == CONTENT_AIR);
 578                         assert(b.getNode(v3s16(x,y,z)).getContent() == CONTENT_IGNORE);
 579                         assert(b.getNode(v3s16(x,y,z)).getLight(LIGHTBANK_DAY) == 0);
 580                         assert(b.getNode(v3s16(x,y,z)).getLight(LIGHTBANK_NIGHT) == 0);
 581                 }
 582
 583                 {
 584                         MapNode n(CONTENT_AIR);
 585                         for(u16 z=0; z<MAP_BLOCKSIZE; z++)
 586                         for(u16 y=0; y<MAP_BLOCKSIZE; y++)
 587                         for(u16 x=0; x<MAP_BLOCKSIZE; x++)
 588                         {
 589                                 b.setNode(v3s16(x,y,z), n);
 590                         }
 591                 }
 592
 593                 /*
 594                         Parent fetch functions
 595                 */
 596                 parent.position_valid = false;
 597                 parent.node.setContent(5);
 598
 599                 MapNode n;
 600
 601                 // Positions in the block should still be valid
 602                 assert(b.isValidPositionParent(v3s16(0,0,0)) == true);
 603                 assert(b.isValidPositionParent(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1)) == true);
 604                 n = b.getNodeParent(v3s16(0,MAP_BLOCKSIZE-1,0));
 605                 assert(n.getContent() == CONTENT_AIR);
 606
 607                 // ...but outside the block they should be invalid
 608                 assert(b.isValidPositionParent(v3s16(-121,2341,0)) == false);
 609                 assert(b.isValidPositionParent(v3s16(-1,0,0)) == false);
 610                 assert(b.isValidPositionParent(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE)) == false);
 611
 612                 {
 613                         bool exception_thrown = false;
 614                         try{
 615                                 // This should throw an exception
 616                                 MapNode n = b.getNodeParent(v3s16(0,0,-1));
 617                         }
 618                         catch(InvalidPositionException &e)
 619                         {
 620                                 exception_thrown = true;
 621                         }
 622                         assert(exception_thrown);
 623                 }
 624
 625                 parent.position_valid = true;
 626                 // Now the positions outside should be valid
 627                 assert(b.isValidPositionParent(v3s16(-121,2341,0)) == true);
 628                 assert(b.isValidPositionParent(v3s16(-1,0,0)) == true);
 629                 assert(b.isValidPositionParent(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE)) == true);
 630                 n = b.getNodeParent(v3s16(0,0,MAP_BLOCKSIZE));
 631                 assert(n.getContent() == 5);
 632
 633                 /*
 634                         Set a node
 635                 */
 636                 v3s16 p(1,2,0);
 637                 n.setContent(4);
 638                 b.setNode(p, n);
 639                 assert(b.getNode(p).getContent() == 4);
 640                 //TODO: Update to new system
 641                 /*assert(b.getNodeTile(p) == 4);
 642                 assert(b.getNodeTile(v3s16(-1,-1,0)) == 5);*/
 643
 644                 /*
 645                         propagateSunlight()
 646                 */
 647                 // Set lighting of all nodes to 0
 648                 for(u16 z=0; z<MAP_BLOCKSIZE; z++){
 649                         for(u16 y=0; y<MAP_BLOCKSIZE; y++){
 650                                 for(u16 x=0; x<MAP_BLOCKSIZE; x++){
 651                                         MapNode n = b.getNode(v3s16(x,y,z));
 652                                         n.setLight(LIGHTBANK_DAY, 0);
 653                                         n.setLight(LIGHTBANK_NIGHT, 0);
 654                                         b.setNode(v3s16(x,y,z), n);
 655                                 }
 656                         }
 657                 }
 658                 {
 659                         /*
 660                                 Check how the block handles being a lonely sky block
 661                         */
 662                         parent.position_valid = true;
 663                         b.setIsUnderground(false);
 664                         parent.node.setContent(CONTENT_AIR);
 665                         parent.node.setLight(LIGHTBANK_DAY, LIGHT_SUN);
 666                         parent.node.setLight(LIGHTBANK_NIGHT, 0);
 667                         core::map<v3s16, bool> light_sources;
 668                         // The bottom block is invalid, because we have a shadowing node
 669                         assert(b.propagateSunlight(light_sources) == false);
 670                         assert(b.getNode(v3s16(1,4,0)).getLight(LIGHTBANK_DAY) == LIGHT_SUN);
 671                         assert(b.getNode(v3s16(1,3,0)).getLight(LIGHTBANK_DAY) == LIGHT_SUN);
 672                         assert(b.getNode(v3s16(1,2,0)).getLight(LIGHTBANK_DAY) == 0);
 673                         assert(b.getNode(v3s16(1,1,0)).getLight(LIGHTBANK_DAY) == 0);
 674                         assert(b.getNode(v3s16(1,0,0)).getLight(LIGHTBANK_DAY) == 0);
 675                         assert(b.getNode(v3s16(1,2,3)).getLight(LIGHTBANK_DAY) == LIGHT_SUN);
 676                         assert(b.getFaceLight2(1000, p, v3s16(0,1,0)) == LIGHT_SUN);
 677                         assert(b.getFaceLight2(1000, p, v3s16(0,-1,0)) == 0);
 678                         assert(b.getFaceLight2(0, p, v3s16(0,-1,0)) == 0);
 679                         // According to MapBlock::getFaceLight,
 680                         // The face on the z+ side should have double-diminished light
 681                         //assert(b.getFaceLight(p, v3s16(0,0,1)) == diminish_light(diminish_light(LIGHT_MAX)));
 682                         // The face on the z+ side should have diminished light
 683                         assert(b.getFaceLight2(1000, p, v3s16(0,0,1)) == diminish_light(LIGHT_MAX));
 684                 }
 685                 /*
 686                         Check how the block handles being in between blocks with some non-sunlight
 687                         while being underground
 688                 */
 689                 {
 690                         // Make neighbours to exist and set some non-sunlight to them
 691                         parent.position_valid = true;
 692                         b.setIsUnderground(true);
 693                         parent.node.setLight(LIGHTBANK_DAY, LIGHT_MAX/2);
 694                         core::map<v3s16, bool> light_sources;
 695                         // The block below should be valid because there shouldn't be
 696                         // sunlight in there either
 697                         assert(b.propagateSunlight(light_sources, true) == true);
 698                         // Should not touch nodes that are not affected (that is, all of them)
 699                         //assert(b.getNode(v3s16(1,2,3)).getLight() == LIGHT_SUN);
 700                         // Should set light of non-sunlighted blocks to 0.
 701                         assert(b.getNode(v3s16(1,2,3)).getLight(LIGHTBANK_DAY) == 0);
 702                 }
 703                 /*
 704                         Set up a situation where:
 705                         - There is only air in this block
 706                         - There is a valid non-sunlighted block at the bottom, and
 707                         - Invalid blocks elsewhere.
 708                         - the block is not underground.
 709
 710                         This should result in bottom block invalidity
 711                 */
 712                 {
 713                         b.setIsUnderground(false);
 714                         // Clear block
 715                         for(u16 z=0; z<MAP_BLOCKSIZE; z++){
 716                                 for(u16 y=0; y<MAP_BLOCKSIZE; y++){
 717                                         for(u16 x=0; x<MAP_BLOCKSIZE; x++){
 718                                                 MapNode n;
 719                                                 n.setContent(CONTENT_AIR);
 720                                                 n.setLight(LIGHTBANK_DAY, 0);
 721                                                 b.setNode(v3s16(x,y,z), n);
 722                                         }
 723                                 }
 724                         }
 725                         // Make neighbours invalid
 726                         parent.position_valid = false;
 727                         // Add exceptions to the top of the bottom block
 728                         for(u16 x=0; x<MAP_BLOCKSIZE; x++)
 729                         for(u16 z=0; z<MAP_BLOCKSIZE; z++)
 730                         {
 731                                 parent.validity_exceptions.push_back(v3s16(MAP_BLOCKSIZE+x, MAP_BLOCKSIZE-1, MAP_BLOCKSIZE+z));
 732                         }
 733                         // Lighting value for the valid nodes
 734                         parent.node.setLight(LIGHTBANK_DAY, LIGHT_MAX/2);
 735                         core::map<v3s16, bool> light_sources;
 736                         // Bottom block is not valid
 737                         assert(b.propagateSunlight(light_sources) == false);
 738                 }
 739         }
 740 };
 741
 742 struct TestMapSector
 743 {
 744         class TC : public NodeContainer
 745         {
 746         public:
 747
 748                 MapNode node;
 749                 bool position_valid;
 750
 751                 TC()
 752                 {
 753                         position_valid = true;
 754                 }
 755
 756                 virtual bool isValidPosition(v3s16 p)
 757                 {
 758                         return position_valid;
 759                 }
 760
 761                 virtual MapNode getNode(v3s16 p)
 762                 {
 763                         if(position_valid == false)
 764                                 throw InvalidPositionException();
 765                         return node;
 766                 }
 767
 768                 virtual void setNode(v3s16 p, MapNode & n)
 769                 {
 770                         if(position_valid == false)
 771                                 throw InvalidPositionException();
 772                 };
 773
 774                 virtual u16 nodeContainerId() const
 775                 {
 776                         return 666;
 777                 }
 778         };
 779
 780         void Run()
 781         {
 782                 TC parent;
 783                 parent.position_valid = false;
 784
 785                 // Create one with no heightmaps
 786                 ServerMapSector sector(&parent, v2s16(1,1));
 787
 788                 assert(sector.getBlockNoCreateNoEx(0) == 0);
 789                 assert(sector.getBlockNoCreateNoEx(1) == 0);
 790
 791                 MapBlock * bref = sector.createBlankBlock(-2);
 792
 793                 assert(sector.getBlockNoCreateNoEx(0) == 0);
 794                 assert(sector.getBlockNoCreateNoEx(-2) == bref);
 795
 796                 //TODO: Check for AlreadyExistsException
 797
 798                 /*bool exception_thrown = false;
 799                 try{
 800                         sector.getBlock(0);
 801                 }
 802                 catch(InvalidPositionException &e){
 803                         exception_thrown = true;
 804                 }
 805                 assert(exception_thrown);*/
 806
 807         }
 808 };
 809 #endif
 810
 811 struct TestSocket
 812 {
 813         void Run()
 814         {
 815                 const int port = 30003;
 816                 UDPSocket socket;
 817                 socket.Bind(port);
 818
 819                 const char sendbuffer[] = "hello world!";
 820                 socket.Send(Address(127,0,0,1,port), sendbuffer, sizeof(sendbuffer));
 821
 822                 sleep_ms(50);
 823
 824                 char rcvbuffer[256];
 825                 memset(rcvbuffer, 0, sizeof(rcvbuffer));
 826                 Address sender;
 827                 for(;;)
 828                 {
 829                         int bytes_read = socket.Receive(sender, rcvbuffer, sizeof(rcvbuffer));
 830                         if(bytes_read < 0)
 831                                 break;
 832                 }
 833                 //FIXME: This fails on some systems
 834                 assert(strncmp(sendbuffer, rcvbuffer, sizeof(sendbuffer))==0);
 835                 assert(sender.getAddress() == Address(127,0,0,1, 0).getAddress());
 836         }
 837 };
 838
 839 struct TestConnection
 840 {
 841         void TestHelpers()
 842         {
 843                 /*
 844                         Test helper functions
 845                 */
 846
 847                 // Some constants for testing
 848                 u32 proto_id = 0x12345678;
 849                 u16 peer_id = 123;
 850                 u8 channel = 2;
 851                 SharedBuffer<u8> data1(1);
 852                 data1[0] = 100;
 853                 Address a(127,0,0,1, 10);
 854                 u16 seqnum = 34352;
 855
 856                 con::BufferedPacket p1 = con::makePacket(a, data1,
 857                                 proto_id, peer_id, channel);
 858                 /*
 859                         We should now have a packet with this data:
 860                         Header:
 861                                 [0] u32 protocol_id
 862                                 [4] u16 sender_peer_id
 863                                 [6] u8 channel
 864                         Data:
 865                                 [7] u8 data1[0]
 866                 */
 867                 assert(readU32(&p1.data[0]) == proto_id);
 868                 assert(readU16(&p1.data[4]) == peer_id);
 869                 assert(readU8(&p1.data[6]) == channel);
 870                 assert(readU8(&p1.data[7]) == data1[0]);
 871
 872                 //infostream<<"initial data1[0]="<<((u32)data1[0]&0xff)<<std::endl;
 873
 874                 SharedBuffer<u8> p2 = con::makeReliablePacket(data1, seqnum);
 875
 876                 /*infostream<<"p2.getSize()="<<p2.getSize()<<", data1.getSize()="
 877                                 <<data1.getSize()<<std::endl;
 878                 infostream<<"readU8(&p2[3])="<<readU8(&p2[3])
 879                                 <<" p2[3]="<<((u32)p2[3]&0xff)<<std::endl;
 880                 infostream<<"data1[0]="<<((u32)data1[0]&0xff)<<std::endl;*/
 881
 882                 assert(p2.getSize() == 3 + data1.getSize());
 883                 assert(readU8(&p2[0]) == TYPE_RELIABLE);
 884                 assert(readU16(&p2[1]) == seqnum);
 885                 assert(readU8(&p2[3]) == data1[0]);
 886         }
 887
 888         struct Handler : public con::PeerHandler
 889         {
 890                 Handler(const char *a_name)
 891                 {
 892                         count = 0;
 893                         last_id = 0;
 894                         name = a_name;
 895                 }
 896                 void peerAdded(con::Peer *peer)
 897                 {
 898                         infostream<<"Handler("<<name<<")::peerAdded(): "
 899                                         "id="<<peer->id<<std::endl;
 900                         last_id = peer->id;
 901                         count++;
 902                 }
 903                 void deletingPeer(con::Peer *peer, bool timeout)
 904                 {
 905                         infostream<<"Handler("<<name<<")::deletingPeer(): "
 906                                         "id="<<peer->id
 907                                         <<", timeout="<<timeout<<std::endl;
 908                         last_id = peer->id;
 909                         count--;
 910                 }
 911
 912                 s32 count;
 913                 u16 last_id;
 914                 const char *name;
 915         };
 916
 917         void Run()
 918         {
 919                 DSTACK("TestConnection::Run");
 920
 921                 TestHelpers();
 922
 923                 /*
 924                         Test some real connections
 925
 926                         NOTE: This mostly tests the legacy interface.
 927                 */
 928
 929                 u32 proto_id = 0xad26846a;
 930
 931                 Handler hand_server("server");
 932                 Handler hand_client("client");
 933
 934                 infostream<<"** Creating server Connection"<<std::endl;
 935                 con::Connection server(proto_id, 512, 5.0, &hand_server);
 936                 server.Serve(30001);
 937
 938                 infostream<<"** Creating client Connection"<<std::endl;
 939                 con::Connection client(proto_id, 512, 5.0, &hand_client);
 940
 941                 assert(hand_server.count == 0);
 942                 assert(hand_client.count == 0);
 943
 944                 sleep_ms(50);
 945
 946                 Address server_address(127,0,0,1, 30001);
 947                 infostream<<"** running client.Connect()"<<std::endl;
 948                 client.Connect(server_address);
 949
 950                 sleep_ms(50);
 951
 952                 // Client should not have added client yet
 953                 assert(hand_client.count == 0);
 954
 955                 try
 956                 {
 957                         u16 peer_id;
 958                         SharedBuffer<u8> data;
 959                         infostream<<"** running client.Receive()"<<std::endl;
 960                         u32 size = client.Receive(peer_id, data);
 961                         infostream<<"** Client received: peer_id="<<peer_id
 962                                         <<", size="<<size
 963                                         <<std::endl;
 964                 }
 965                 catch(con::NoIncomingDataException &e)
 966                 {
 967                 }
 968
 969                 // Client should have added server now
 970                 assert(hand_client.count == 1);
 971                 assert(hand_client.last_id == 1);
 972                 // Server should not have added client yet
 973                 assert(hand_server.count == 0);
 974
 975                 sleep_ms(50);
 976
 977                 try
 978                 {
 979                         u16 peer_id;
 980                         SharedBuffer<u8> data;
 981                         infostream<<"** running server.Receive()"<<std::endl;
 982                         u32 size = server.Receive(peer_id, data);
 983                         infostream<<"** Server received: peer_id="<<peer_id
 984                                         <<", size="<<size
 985                                         <<std::endl;
 986                 }
 987                 catch(con::NoIncomingDataException &e)
 988                 {
 989                         // No actual data received, but the client has
 990                         // probably been connected
 991                 }
 992
 993                 // Client should be the same
 994                 assert(hand_client.count == 1);
 995                 assert(hand_client.last_id == 1);
 996                 // Server should have the client
 997                 assert(hand_server.count == 1);
 998                 assert(hand_server.last_id == 2);
 999
1000                 //sleep_ms(50);
1001
1002                 while(client.Connected() == false)
1003                 {
1004                         try
1005                         {
1006                                 u16 peer_id;
1007                                 SharedBuffer<u8> data;
1008                                 infostream<<"** running client.Receive()"<<std::endl;
1009                                 u32 size = client.Receive(peer_id, data);
1010                                 infostream<<"** Client received: peer_id="<<peer_id
1011                                                 <<", size="<<size
1012                                                 <<std::endl;
1013                         }
1014                         catch(con::NoIncomingDataException &e)
1015                         {
1016                         }
1017                         sleep_ms(50);
1018                 }
1019
1020                 sleep_ms(50);
1021
1022                 try
1023                 {
1024                         u16 peer_id;
1025                         SharedBuffer<u8> data;
1026                         infostream<<"** running server.Receive()"<<std::endl;
1027                         u32 size = server.Receive(peer_id, data);
1028                         infostream<<"** Server received: peer_id="<<peer_id
1029                                         <<", size="<<size
1030                                         <<std::endl;
1031                 }
1032                 catch(con::NoIncomingDataException &e)
1033                 {
1034                 }
1035 #if 1
1036                 /*
1037                         Simple send-receive test
1038                 */
1039                 {
1040                         /*u8 data[] = "Hello World!";
1041                         u32 datasize = sizeof(data);*/
1042                         SharedBuffer<u8> data = SharedBufferFromString("Hello World!");
1043
1044                         infostream<<"** running client.Send()"<<std::endl;
1045                         client.Send(PEER_ID_SERVER, 0, data, true);
1046
1047                         sleep_ms(50);
1048
1049                         u16 peer_id;
1050                         SharedBuffer<u8> recvdata;
1051                         infostream<<"** running server.Receive()"<<std::endl;
1052                         u32 size = server.Receive(peer_id, recvdata);
1053                         infostream<<"** Server received: peer_id="<<peer_id
1054                                         <<", size="<<size
1055                                         <<", data="<<*data
1056                                         <<std::endl;
1057                         assert(memcmp(*data, *recvdata, data.getSize()) == 0);
1058                 }
1059 #endif
1060                 u16 peer_id_client = 2;
1061 #if 0
1062                 /*
1063                         Send consequent packets in different order
1064                         Not compatible with new Connection, thus commented out.
1065                 */
1066                 {
1067                         //u8 data1[] = "hello1";
1068                         //u8 data2[] = "hello2";
1069                         SharedBuffer<u8> data1 = SharedBufferFromString("hello1");
1070                         SharedBuffer<u8> data2 = SharedBufferFromString("Hello2");
1071
1072                         Address client_address =
1073                                         server.GetPeerAddress(peer_id_client);
1074
1075                         infostream<<"*** Sending packets in wrong order (2,1,2)"
1076                                         <<std::endl;
1077
1078                         u8 chn = 0;
1079                         con::Channel *ch = &server.getPeer(peer_id_client)->channels[chn];
1080                         u16 sn = ch->next_outgoing_seqnum;
1081                         ch->next_outgoing_seqnum = sn+1;
1082                         server.Send(peer_id_client, chn, data2, true);
1083                         ch->next_outgoing_seqnum = sn;
1084                         server.Send(peer_id_client, chn, data1, true);
1085                         ch->next_outgoing_seqnum = sn+1;
1086                         server.Send(peer_id_client, chn, data2, true);
1087
1088                         sleep_ms(50);
1089
1090                         infostream<<"*** Receiving the packets"<<std::endl;
1091
1092                         u16 peer_id;
1093                         SharedBuffer<u8> recvdata;
1094                         u32 size;
1095
1096                         infostream<<"** running client.Receive()"<<std::endl;
1097                         peer_id = 132;
1098                         size = client.Receive(peer_id, recvdata);
1099                         infostream<<"** Client received: peer_id="<<peer_id
1100                                         <<", size="<<size
1101                                         <<", data="<<*recvdata
1102                                         <<std::endl;
1103                         assert(size == data1.getSize());
1104                         assert(memcmp(*data1, *recvdata, data1.getSize()) == 0);
1105                         assert(peer_id == PEER_ID_SERVER);
1106
1107                         infostream<<"** running client.Receive()"<<std::endl;
1108                         peer_id = 132;
1109                         size = client.Receive(peer_id, recvdata);
1110                         infostream<<"** Client received: peer_id="<<peer_id
1111                                         <<", size="<<size
1112                                         <<", data="<<*recvdata
1113                                         <<std::endl;
1114                         assert(size == data2.getSize());
1115                         assert(memcmp(*data2, *recvdata, data2.getSize()) == 0);
1116                         assert(peer_id == PEER_ID_SERVER);
1117
1118                         bool got_exception = false;
1119                         try
1120                         {
1121                                 infostream<<"** running client.Receive()"<<std::endl;
1122                                 peer_id = 132;
1123                                 size = client.Receive(peer_id, recvdata);
1124                                 infostream<<"** Client received: peer_id="<<peer_id
1125                                                 <<", size="<<size
1126                                                 <<", data="<<*recvdata
1127                                                 <<std::endl;
1128                         }
1129                         catch(con::NoIncomingDataException &e)
1130                         {
1131                                 infostream<<"** No incoming data for client"<<std::endl;
1132                                 got_exception = true;
1133                         }
1134                         assert(got_exception);
1135                 }
1136 #endif
1137 #if 0
1138                 /*
1139                         Send large amounts of packets (infinite test)
1140                         Commented out because of infinity.
1141                 */
1142                 {
1143                         infostream<<"Sending large amounts of packets (infinite test)"<<std::endl;
1144                         int sendcount = 0;
1145                         for(;;){
1146                                 int datasize = myrand_range(0,5)==0?myrand_range(100,10000):myrand_range(0,100);
1147                                 infostream<<"datasize="<<datasize<<std::endl;
1148                                 SharedBuffer<u8> data1(datasize);
1149                                 for(u16 i=0; i<datasize; i++)
1150                                         data1[i] = i/4;
1151
1152                                 int sendtimes = myrand_range(1,10);
1153                                 for(int i=0; i<sendtimes; i++){
1154                                         server.Send(peer_id_client, 0, data1, true);
1155                                         sendcount++;
1156                                 }
1157                                 infostream<<"sendcount="<<sendcount<<std::endl;
1158
1159                                 //int receivetimes = myrand_range(1,20);
1160                                 int receivetimes = 20;
1161                                 for(int i=0; i<receivetimes; i++){
1162                                         SharedBuffer<u8> recvdata;
1163                                         u16 peer_id = 132;
1164                                         u16 size = 0;
1165                                         bool received = false;
1166                                         try{
1167                                                 size = client.Receive(peer_id, recvdata);
1168                                                 received = true;
1169                                         }catch(con::NoIncomingDataException &e){
1170                                         }
1171                                 }
1172                         }
1173                 }
1174 #endif
1175                 /*
1176                         Send a large packet
1177                 */
1178                 {
1179                         const int datasize = 30000;
1180                         SharedBuffer<u8> data1(datasize);
1181                         for(u16 i=0; i<datasize; i++){
1182                                 data1[i] = i/4;
1183                         }
1184
1185                         infostream<<"Sending data (size="<<datasize<<"):";
1186                         for(int i=0; i<datasize && i<20; i++){
1187                                 if(i%2==0) infostream<<" ";
1188                                 char buf[10];
1189                                 snprintf(buf, 10, "%.2X", ((int)((const char*)*data1)[i])&0xff);
1190                                 infostream<<buf;
1191                         }
1192                         if(datasize>20)
1193                                 infostream<<"...";
1194                         infostream<<std::endl;
1195
1196                         server.Send(peer_id_client, 0, data1, true);
1197
1198                         //sleep_ms(3000);
1199
1200                         SharedBuffer<u8> recvdata;
1201                         infostream<<"** running client.Receive()"<<std::endl;
1202                         u16 peer_id = 132;
1203                         u16 size = 0;
1204                         bool received = false;
1205                         u32 timems0 = porting::getTimeMs();
1206                         for(;;){
1207                                 if(porting::getTimeMs() - timems0 > 5000 || received)
1208                                         break;
1209                                 try{
1210                                         size = client.Receive(peer_id, recvdata);
1211                                         received = true;
1212                                 }catch(con::NoIncomingDataException &e){
1213                                 }
1214                                 sleep_ms(10);
1215                         }
1216                         assert(received);
1217                         infostream<<"** Client received: peer_id="<<peer_id
1218                                         <<", size="<<size
1219                                         <<std::endl;
1220
1221                         infostream<<"Received data (size="<<size<<"): ";
1222                         for(int i=0; i<size && i<20; i++){
1223                                 if(i%2==0) infostream<<" ";
1224                                 char buf[10];
1225                                 snprintf(buf, 10, "%.2X", ((int)(recvdata[i]))&0xff);
1226                                 infostream<<buf;
1227                         }
1228                         if(size>20)
1229                                 infostream<<"...";
1230                         infostream<<std::endl;
1231
1232                         assert(memcmp(*data1, *recvdata, data1.getSize()) == 0);
1233                         assert(peer_id == PEER_ID_SERVER);
1234                 }
1235
1236                 // Check peer handlers
1237                 assert(hand_client.count == 1);
1238                 assert(hand_client.last_id == 1);
1239                 assert(hand_server.count == 1);
1240                 assert(hand_server.last_id == 2);
1241
1242                 //assert(0);
1243         }
1244 };
1245
1246 #define TEST(X)\
1247 {\
1248         X x;\
1249         infostream<<"Running " #X <<std::endl;\
1250         x.Run();\
1251 }
1252
1253 #define TESTPARAMS(X, ...)\
1254 {\
1255         X x;\
1256         infostream<<"Running " #X <<std::endl;\
1257         x.Run(__VA_ARGS__);\
1258 }
1259
1260 void run_tests()
1261 {
1262         DSTACK(__FUNCTION_NAME);
1263
1264         // Create item and node definitions
1265         IWritableItemDefManager *idef = createItemDefManager();
1266         IWritableNodeDefManager *ndef = createNodeDefManager();
1267         define_some_nodes(idef, ndef);
1268
1269         infostream<<"run_tests() started"<<std::endl;
1270         TEST(TestUtilities);
1271         TEST(TestSettings);
1272         TEST(TestCompress);
1273         TEST(TestSerialization);
1274         TESTPARAMS(TestMapNode, ndef);
1275         TESTPARAMS(TestVoxelManipulator, ndef);
1276         //TEST(TestMapBlock);
1277         //TEST(TestMapSector);
1278         if(INTERNET_SIMULATOR == false){
1279                 TEST(TestSocket);
1280                 dout_con<<"=== BEGIN RUNNING UNIT TESTS FOR CONNECTION ==="<<std::endl;
1281                 TEST(TestConnection);
1282                 dout_con<<"=== END RUNNING UNIT TESTS FOR CONNECTION ==="<<std::endl;
1283         }
1284         infostream<<"run_tests() passed"<<std::endl;
1285 }
1286