src/test.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2013 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 Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser 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 "irrlichttypes_extrabloated.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 "serialization.h"
  29 #include "voxel.h"
  30 #include "collision.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 #include "util/string.h"
  39 #include "voxelalgorithms.h"
  40 #include "inventory.h"
  41 #include "util/numeric.h"
  42 #include "util/serialize.h"
  43 #include "noise.h" // PseudoRandom used for random data for compression
  44 #include "clientserver.h" // LATEST_PROTOCOL_VERSION
  45
  46 /*
  47         Asserts that the exception occurs
  48 */
  49 #define EXCEPTION_CHECK(EType, code)\
  50 {\
  51         bool exception_thrown = false;\
  52         try{ code; }\
  53         catch(EType &e) { exception_thrown = true; }\
  54         UASSERT(exception_thrown);\
  55 }
  56
  57 #define UTEST(x, fmt, ...)\
  58 {\
  59         if(!(x)){\
  60                 LOGLINEF(LMT_ERROR, "Test (%s) failed: " fmt, #x, ##__VA_ARGS__);\
  61                 test_failed = true;\
  62         }\
  63 }
  64
  65 #define UASSERT(x) UTEST(x, "UASSERT")
  66
  67 /*
  68         A few item and node definitions for those tests that need them
  69 */
  70
  71 #define CONTENT_STONE 0
  72 #define CONTENT_GRASS 0x800
  73 #define CONTENT_TORCH 100
  74
  75 void define_some_nodes(IWritableItemDefManager *idef, IWritableNodeDefManager *ndef)
  76 {
  77         content_t i;
  78         ItemDefinition itemdef;
  79         ContentFeatures f;
  80
  81         /*
  82                 Stone
  83         */
  84         i = CONTENT_STONE;
  85         itemdef = ItemDefinition();
  86         itemdef.type = ITEM_NODE;
  87         itemdef.name = "default:stone";
  88         itemdef.description = "Stone";
  89         itemdef.groups["cracky"] = 3;
  90         itemdef.inventory_image = "[inventorycube"
  91                 "{default_stone.png"
  92                 "{default_stone.png"
  93                 "{default_stone.png";
  94         f = ContentFeatures();
  95         f.name = itemdef.name;
  96         for(int i = 0; i < 6; i++)
  97                 f.tiledef[i].name = "default_stone.png";
  98         f.is_ground_content = true;
  99         idef->registerItem(itemdef);
 100         ndef->set(i, f);
 101
 102         /*
 103                 Grass
 104         */
 105         i = CONTENT_GRASS;
 106         itemdef = ItemDefinition();
 107         itemdef.type = ITEM_NODE;
 108         itemdef.name = "default:dirt_with_grass";
 109         itemdef.description = "Dirt with grass";
 110         itemdef.groups["crumbly"] = 3;
 111         itemdef.inventory_image = "[inventorycube"
 112                 "{default_grass.png"
 113                 "{default_dirt.png&default_grass_side.png"
 114                 "{default_dirt.png&default_grass_side.png";
 115         f = ContentFeatures();
 116         f.name = itemdef.name;
 117         f.tiledef[0].name = "default_grass.png";
 118         f.tiledef[1].name = "default_dirt.png";
 119         for(int i = 2; i < 6; i++)
 120                 f.tiledef[i].name = "default_dirt.png^default_grass_side.png";
 121         f.is_ground_content = true;
 122         idef->registerItem(itemdef);
 123         ndef->set(i, f);
 124
 125         /*
 126                 Torch (minimal definition for lighting tests)
 127         */
 128         i = CONTENT_TORCH;
 129         itemdef = ItemDefinition();
 130         itemdef.type = ITEM_NODE;
 131         itemdef.name = "default:torch";
 132         f = ContentFeatures();
 133         f.name = itemdef.name;
 134         f.param_type = CPT_LIGHT;
 135         f.light_propagates = true;
 136         f.sunlight_propagates = true;
 137         f.light_source = LIGHT_MAX-1;
 138         idef->registerItem(itemdef);
 139         ndef->set(i, f);
 140 }
 141
 142 struct TestBase
 143 {
 144         bool test_failed;
 145         TestBase():
 146                 test_failed(false)
 147         {}
 148 };
 149
 150 struct TestUtilities: public TestBase
 151 {
 152         void Run()
 153         {
 154                 /*infostream<<"wrapDegrees(100.0) = "<<wrapDegrees(100.0)<<std::endl;
 155                 infostream<<"wrapDegrees(720.5) = "<<wrapDegrees(720.5)<<std::endl;
 156                 infostream<<"wrapDegrees(-0.5) = "<<wrapDegrees(-0.5)<<std::endl;*/
 157                 UASSERT(fabs(wrapDegrees(100.0) - 100.0) < 0.001);
 158                 UASSERT(fabs(wrapDegrees(720.5) - 0.5) < 0.001);
 159                 UASSERT(fabs(wrapDegrees(-0.5) - (-0.5)) < 0.001);
 160                 UASSERT(fabs(wrapDegrees(-365.5) - (-5.5)) < 0.001);
 161                 UASSERT(lowercase("Foo bAR") == "foo bar");
 162                 UASSERT(is_yes("YeS") == true);
 163                 UASSERT(is_yes("") == false);
 164                 UASSERT(is_yes("FAlse") == false);
 165                 const char *ends[] = {"abc", "c", "bc", NULL};
 166                 UASSERT(removeStringEnd("abc", ends) == "");
 167                 UASSERT(removeStringEnd("bc", ends) == "b");
 168                 UASSERT(removeStringEnd("12c", ends) == "12");
 169                 UASSERT(removeStringEnd("foo", ends) == "");
 170         }
 171 };
 172
 173 struct TestSettings: public TestBase
 174 {
 175         void Run()
 176         {
 177                 Settings s;
 178                 // Test reading of settings
 179                 s.parseConfigLine("leet = 1337");
 180                 s.parseConfigLine("leetleet = 13371337");
 181                 s.parseConfigLine("leetleet_neg = -13371337");
 182                 s.parseConfigLine("floaty_thing = 1.1");
 183                 s.parseConfigLine("stringy_thing = asd /( ¤%&(/\" BLÖÄRP");
 184                 s.parseConfigLine("coord = (1, 2, 4.5)");
 185                 UASSERT(s.getS32("leet") == 1337);
 186                 UASSERT(s.getS16("leetleet") == 32767);
 187                 UASSERT(s.getS16("leetleet_neg") == -32768);
 188                 // Not sure if 1.1 is an exact value as a float, but doesn't matter
 189                 UASSERT(fabs(s.getFloat("floaty_thing") - 1.1) < 0.001);
 190                 UASSERT(s.get("stringy_thing") == "asd /( ¤%&(/\" BLÖÄRP");
 191                 UASSERT(fabs(s.getV3F("coord").X - 1.0) < 0.001);
 192                 UASSERT(fabs(s.getV3F("coord").Y - 2.0) < 0.001);
 193                 UASSERT(fabs(s.getV3F("coord").Z - 4.5) < 0.001);
 194                 // Test the setting of settings too
 195                 s.setFloat("floaty_thing_2", 1.2);
 196                 s.setV3F("coord2", v3f(1, 2, 3.3));
 197                 UASSERT(s.get("floaty_thing_2").substr(0,3) == "1.2");
 198                 UASSERT(fabs(s.getFloat("floaty_thing_2") - 1.2) < 0.001);
 199                 UASSERT(fabs(s.getV3F("coord2").X - 1.0) < 0.001);
 200                 UASSERT(fabs(s.getV3F("coord2").Y - 2.0) < 0.001);
 201                 UASSERT(fabs(s.getV3F("coord2").Z - 3.3) < 0.001);
 202         }
 203 };
 204
 205 struct TestSerialization: public TestBase
 206 {
 207         // To be used like this:
 208         //   mkstr("Some\0string\0with\0embedded\0nuls")
 209         // since std::string("...") doesn't work as expected in that case.
 210         template<size_t N> std::string mkstr(const char (&s)[N])
 211         {
 212                 return std::string(s, N - 1);
 213         }
 214
 215         void Run()
 216         {
 217                 // Tests some serialization primitives
 218
 219                 UASSERT(serializeString("") == mkstr("\0\0"));
 220                 UASSERT(serializeWideString(L"") == mkstr("\0\0"));
 221                 UASSERT(serializeLongString("") == mkstr("\0\0\0\0"));
 222                 UASSERT(serializeJsonString("") == "\"\"");
 223
 224                 std::string teststring = "Hello world!";
 225                 UASSERT(serializeString(teststring) ==
 226                         mkstr("\0\14Hello world!"));
 227                 UASSERT(serializeWideString(narrow_to_wide(teststring)) ==
 228                         mkstr("\0\14\0H\0e\0l\0l\0o\0 \0w\0o\0r\0l\0d\0!"));
 229                 UASSERT(serializeLongString(teststring) ==
 230                         mkstr("\0\0\0\14Hello world!"));
 231                 UASSERT(serializeJsonString(teststring) ==
 232                         "\"Hello world!\"");
 233
 234                 std::string teststring2;
 235                 std::wstring teststring2_w;
 236                 std::string teststring2_w_encoded;
 237                 {
 238                         std::ostringstream tmp_os;
 239                         std::wostringstream tmp_os_w;
 240                         std::ostringstream tmp_os_w_encoded;
 241                         for(int i = 0; i < 256; i++)
 242                         {
 243                                 tmp_os<<(char)i;
 244                                 tmp_os_w<<(wchar_t)i;
 245                                 tmp_os_w_encoded<<(char)0<<(char)i;
 246                         }
 247                         teststring2 = tmp_os.str();
 248                         teststring2_w = tmp_os_w.str();
 249                         teststring2_w_encoded = tmp_os_w_encoded.str();
 250                 }
 251                 UASSERT(serializeString(teststring2) ==
 252                         mkstr("\1\0") + teststring2);
 253                 UASSERT(serializeWideString(teststring2_w) ==
 254                         mkstr("\1\0") + teststring2_w_encoded);
 255                 UASSERT(serializeLongString(teststring2) ==
 256                         mkstr("\0\0\1\0") + teststring2);
 257                 // MSVC fails when directly using "\\\\"
 258                 std::string backslash = "\\";
 259                 UASSERT(serializeJsonString(teststring2) ==
 260                         mkstr("\"") +
 261                         "\\u0000\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007" +
 262                         "\\b\\t\\n\\u000b\\f\\r\\u000e\\u000f" +
 263                         "\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017" +
 264                         "\\u0018\\u0019\\u001a\\u001b\\u001c\\u001d\\u001e\\u001f" +
 265                         " !\\\"" + teststring2.substr(0x23, 0x2f-0x23) +
 266                         "\\/" + teststring2.substr(0x30, 0x5c-0x30) +
 267                         backslash + backslash + teststring2.substr(0x5d, 0x7f-0x5d) + "\\u007f" +
 268                         "\\u0080\\u0081\\u0082\\u0083\\u0084\\u0085\\u0086\\u0087" +
 269                         "\\u0088\\u0089\\u008a\\u008b\\u008c\\u008d\\u008e\\u008f" +
 270                         "\\u0090\\u0091\\u0092\\u0093\\u0094\\u0095\\u0096\\u0097" +
 271                         "\\u0098\\u0099\\u009a\\u009b\\u009c\\u009d\\u009e\\u009f" +
 272                         "\\u00a0\\u00a1\\u00a2\\u00a3\\u00a4\\u00a5\\u00a6\\u00a7" +
 273                         "\\u00a8\\u00a9\\u00aa\\u00ab\\u00ac\\u00ad\\u00ae\\u00af" +
 274                         "\\u00b0\\u00b1\\u00b2\\u00b3\\u00b4\\u00b5\\u00b6\\u00b7" +
 275                         "\\u00b8\\u00b9\\u00ba\\u00bb\\u00bc\\u00bd\\u00be\\u00bf" +
 276                         "\\u00c0\\u00c1\\u00c2\\u00c3\\u00c4\\u00c5\\u00c6\\u00c7" +
 277                         "\\u00c8\\u00c9\\u00ca\\u00cb\\u00cc\\u00cd\\u00ce\\u00cf" +
 278                         "\\u00d0\\u00d1\\u00d2\\u00d3\\u00d4\\u00d5\\u00d6\\u00d7" +
 279                         "\\u00d8\\u00d9\\u00da\\u00db\\u00dc\\u00dd\\u00de\\u00df" +
 280                         "\\u00e0\\u00e1\\u00e2\\u00e3\\u00e4\\u00e5\\u00e6\\u00e7" +
 281                         "\\u00e8\\u00e9\\u00ea\\u00eb\\u00ec\\u00ed\\u00ee\\u00ef" +
 282                         "\\u00f0\\u00f1\\u00f2\\u00f3\\u00f4\\u00f5\\u00f6\\u00f7" +
 283                         "\\u00f8\\u00f9\\u00fa\\u00fb\\u00fc\\u00fd\\u00fe\\u00ff" +
 284                         "\"");
 285
 286                 {
 287                         std::istringstream is(serializeString(teststring2), std::ios::binary);
 288                         UASSERT(deSerializeString(is) == teststring2);
 289                         UASSERT(!is.eof());
 290                         is.get();
 291                         UASSERT(is.eof());
 292                 }
 293                 {
 294                         std::istringstream is(serializeWideString(teststring2_w), std::ios::binary);
 295                         UASSERT(deSerializeWideString(is) == teststring2_w);
 296                         UASSERT(!is.eof());
 297                         is.get();
 298                         UASSERT(is.eof());
 299                 }
 300                 {
 301                         std::istringstream is(serializeLongString(teststring2), std::ios::binary);
 302                         UASSERT(deSerializeLongString(is) == teststring2);
 303                         UASSERT(!is.eof());
 304                         is.get();
 305                         UASSERT(is.eof());
 306                 }
 307                 {
 308                         std::istringstream is(serializeJsonString(teststring2), std::ios::binary);
 309                         //dstream<<serializeJsonString(deSerializeJsonString(is));
 310                         UASSERT(deSerializeJsonString(is) == teststring2);
 311                         UASSERT(!is.eof());
 312                         is.get();
 313                         UASSERT(is.eof());
 314                 }
 315         }
 316 };
 317
 318 struct TestNodedefSerialization: public TestBase
 319 {
 320         void Run()
 321         {
 322                 ContentFeatures f;
 323                 f.name = "default:stone";
 324                 for(int i = 0; i < 6; i++)
 325                         f.tiledef[i].name = "default_stone.png";
 326                 f.is_ground_content = true;
 327                 std::ostringstream os(std::ios::binary);
 328                 f.serialize(os, LATEST_PROTOCOL_VERSION);
 329                 verbosestream<<"Test ContentFeatures size: "<<os.str().size()<<std::endl;
 330                 std::istringstream is(os.str(), std::ios::binary);
 331                 ContentFeatures f2;
 332                 f2.deSerialize(is);
 333                 UASSERT(f.walkable == f2.walkable);
 334                 UASSERT(f.node_box.type == f2.node_box.type);
 335         }
 336 };
 337
 338 struct TestCompress: public TestBase
 339 {
 340         void Run()
 341         {
 342                 { // ver 0
 343
 344                 SharedBuffer<u8> fromdata(4);
 345                 fromdata[0]=1;
 346                 fromdata[1]=5;
 347                 fromdata[2]=5;
 348                 fromdata[3]=1;
 349
 350                 std::ostringstream os(std::ios_base::binary);
 351                 compress(fromdata, os, 0);
 352
 353                 std::string str_out = os.str();
 354
 355                 infostream<<"str_out.size()="<<str_out.size()<<std::endl;
 356                 infostream<<"TestCompress: 1,5,5,1 -> ";
 357                 for(u32 i=0; i<str_out.size(); i++)
 358                 {
 359                         infostream<<(u32)str_out[i]<<",";
 360                 }
 361                 infostream<<std::endl;
 362
 363                 UASSERT(str_out.size() == 10);
 364
 365                 UASSERT(str_out[0] == 0);
 366                 UASSERT(str_out[1] == 0);
 367                 UASSERT(str_out[2] == 0);
 368                 UASSERT(str_out[3] == 4);
 369                 UASSERT(str_out[4] == 0);
 370                 UASSERT(str_out[5] == 1);
 371                 UASSERT(str_out[6] == 1);
 372                 UASSERT(str_out[7] == 5);
 373                 UASSERT(str_out[8] == 0);
 374                 UASSERT(str_out[9] == 1);
 375
 376                 std::istringstream is(str_out, std::ios_base::binary);
 377                 std::ostringstream os2(std::ios_base::binary);
 378
 379                 decompress(is, os2, 0);
 380                 std::string str_out2 = os2.str();
 381
 382                 infostream<<"decompress: ";
 383                 for(u32 i=0; i<str_out2.size(); i++)
 384                 {
 385                         infostream<<(u32)str_out2[i]<<",";
 386                 }
 387                 infostream<<std::endl;
 388
 389                 UASSERT(str_out2.size() == fromdata.getSize());
 390
 391                 for(u32 i=0; i<str_out2.size(); i++)
 392                 {
 393                         UASSERT(str_out2[i] == fromdata[i]);
 394                 }
 395
 396                 }
 397
 398                 { // ver HIGHEST
 399
 400                 SharedBuffer<u8> fromdata(4);
 401                 fromdata[0]=1;
 402                 fromdata[1]=5;
 403                 fromdata[2]=5;
 404                 fromdata[3]=1;
 405
 406                 std::ostringstream os(std::ios_base::binary);
 407                 compress(fromdata, os, SER_FMT_VER_HIGHEST);
 408
 409                 std::string str_out = os.str();
 410
 411                 infostream<<"str_out.size()="<<str_out.size()<<std::endl;
 412                 infostream<<"TestCompress: 1,5,5,1 -> ";
 413                 for(u32 i=0; i<str_out.size(); i++)
 414                 {
 415                         infostream<<(u32)str_out[i]<<",";
 416                 }
 417                 infostream<<std::endl;
 418
 419                 std::istringstream is(str_out, std::ios_base::binary);
 420                 std::ostringstream os2(std::ios_base::binary);
 421
 422                 decompress(is, os2, SER_FMT_VER_HIGHEST);
 423                 std::string str_out2 = os2.str();
 424
 425                 infostream<<"decompress: ";
 426                 for(u32 i=0; i<str_out2.size(); i++)
 427                 {
 428                         infostream<<(u32)str_out2[i]<<",";
 429                 }
 430                 infostream<<std::endl;
 431
 432                 UASSERT(str_out2.size() == fromdata.getSize());
 433
 434                 for(u32 i=0; i<str_out2.size(); i++)
 435                 {
 436                         UASSERT(str_out2[i] == fromdata[i]);
 437                 }
 438
 439                 }
 440
 441                 // Test zlib wrapper with large amounts of data (larger than its
 442                 // internal buffers)
 443                 {
 444                         infostream<<"Test: Testing zlib wrappers with a large amount "
 445                                         <<"of pseudorandom data"<<std::endl;
 446                         u32 size = 50000;
 447                         infostream<<"Test: Input size of large compressZlib is "
 448                                         <<size<<std::endl;
 449                         std::string data_in;
 450                         data_in.resize(size);
 451                         PseudoRandom pseudorandom(9420);
 452                         for(u32 i=0; i<size; i++)
 453                                 data_in[i] = pseudorandom.range(0,255);
 454                         std::ostringstream os_compressed(std::ios::binary);
 455                         compressZlib(data_in, os_compressed);
 456                         infostream<<"Test: Output size of large compressZlib is "
 457                                         <<os_compressed.str().size()<<std::endl;
 458                         std::istringstream is_compressed(os_compressed.str(), std::ios::binary);
 459                         std::ostringstream os_decompressed(std::ios::binary);
 460                         decompressZlib(is_compressed, os_decompressed);
 461                         infostream<<"Test: Output size of large decompressZlib is "
 462                                         <<os_decompressed.str().size()<<std::endl;
 463                         std::string str_decompressed = os_decompressed.str();
 464                         UTEST(str_decompressed.size() == data_in.size(), "Output size not"
 465                                         " equal (output: %i, input: %i)",
 466                                         str_decompressed.size(), data_in.size());
 467                         for(u32 i=0; i<size && i<str_decompressed.size(); i++){
 468                                 UTEST(str_decompressed[i] == data_in[i],
 469                                                 "index out[%i]=%i differs from in[%i]=%i",
 470                                                 i, str_decompressed[i], i, data_in[i]);
 471                         }
 472                 }
 473         }
 474 };
 475
 476 struct TestMapNode: public TestBase
 477 {
 478         void Run(INodeDefManager *nodedef)
 479         {
 480                 MapNode n;
 481
 482                 // Default values
 483                 UASSERT(n.getContent() == CONTENT_AIR);
 484                 UASSERT(n.getLight(LIGHTBANK_DAY, nodedef) == 0);
 485                 UASSERT(n.getLight(LIGHTBANK_NIGHT, nodedef) == 0);
 486
 487                 // Transparency
 488                 n.setContent(CONTENT_AIR);
 489                 UASSERT(nodedef->get(n).light_propagates == true);
 490                 n.setContent(LEGN(nodedef, "CONTENT_STONE"));
 491                 UASSERT(nodedef->get(n).light_propagates == false);
 492         }
 493 };
 494
 495 struct TestVoxelManipulator: public TestBase
 496 {
 497         void Run(INodeDefManager *nodedef)
 498         {
 499                 /*
 500                         VoxelArea
 501                 */
 502
 503                 VoxelArea a(v3s16(-1,-1,-1), v3s16(1,1,1));
 504                 UASSERT(a.index(0,0,0) == 1*3*3 + 1*3 + 1);
 505                 UASSERT(a.index(-1,-1,-1) == 0);
 506
 507                 VoxelArea c(v3s16(-2,-2,-2), v3s16(2,2,2));
 508                 // An area that is 1 bigger in x+ and z-
 509                 VoxelArea d(v3s16(-2,-2,-3), v3s16(3,2,2));
 510
 511                 core::list<VoxelArea> aa;
 512                 d.diff(c, aa);
 513
 514                 // Correct results
 515                 core::array<VoxelArea> results;
 516                 results.push_back(VoxelArea(v3s16(-2,-2,-3),v3s16(3,2,-3)));
 517                 results.push_back(VoxelArea(v3s16(3,-2,-2),v3s16(3,2,2)));
 518
 519                 UASSERT(aa.size() == results.size());
 520
 521                 infostream<<"Result of diff:"<<std::endl;
 522                 for(core::list<VoxelArea>::Iterator
 523                                 i = aa.begin(); i != aa.end(); i++)
 524                 {
 525                         i->print(infostream);
 526                         infostream<<std::endl;
 527
 528                         s32 j = results.linear_search(*i);
 529                         UASSERT(j != -1);
 530                         results.erase(j, 1);
 531                 }
 532
 533
 534                 /*
 535                         VoxelManipulator
 536                 */
 537
 538                 VoxelManipulator v;
 539
 540                 v.print(infostream, nodedef);
 541
 542                 infostream<<"*** Setting (-1,0,-1)=2 ***"<<std::endl;
 543
 544                 v.setNodeNoRef(v3s16(-1,0,-1), MapNode(CONTENT_GRASS));
 545
 546                 v.print(infostream, nodedef);
 547
 548                 UASSERT(v.getNode(v3s16(-1,0,-1)).getContent() == CONTENT_GRASS);
 549
 550                 infostream<<"*** Reading from inexistent (0,0,-1) ***"<<std::endl;
 551
 552                 EXCEPTION_CHECK(InvalidPositionException, v.getNode(v3s16(0,0,-1)));
 553
 554                 v.print(infostream, nodedef);
 555
 556                 infostream<<"*** Adding area ***"<<std::endl;
 557
 558                 v.addArea(a);
 559
 560                 v.print(infostream, nodedef);
 561
 562                 UASSERT(v.getNode(v3s16(-1,0,-1)).getContent() == CONTENT_GRASS);
 563                 EXCEPTION_CHECK(InvalidPositionException, v.getNode(v3s16(0,1,1)));
 564         }
 565 };
 566
 567 struct TestVoxelAlgorithms: public TestBase
 568 {
 569         void Run(INodeDefManager *ndef)
 570         {
 571                 /*
 572                         voxalgo::propagateSunlight
 573                 */
 574                 {
 575                         VoxelManipulator v;
 576                         for(u16 z=0; z<3; z++)
 577                         for(u16 y=0; y<3; y++)
 578                         for(u16 x=0; x<3; x++)
 579                         {
 580                                 v3s16 p(x,y,z);
 581                                 v.setNodeNoRef(p, MapNode(CONTENT_AIR));
 582                         }
 583                         VoxelArea a(v3s16(0,0,0), v3s16(2,2,2));
 584                         {
 585                                 core::map<v3s16, bool> light_sources;
 586                                 voxalgo::setLight(v, a, 0, ndef);
 587                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 588                                                 v, a, true, light_sources, ndef);
 589                                 //v.print(dstream, ndef, VOXELPRINT_LIGHT_DAY);
 590                                 UASSERT(res.bottom_sunlight_valid == true);
 591                                 UASSERT(v.getNode(v3s16(1,1,1)).getLight(LIGHTBANK_DAY, ndef)
 592                                                 == LIGHT_SUN);
 593                         }
 594                         v.setNodeNoRef(v3s16(0,0,0), MapNode(CONTENT_STONE));
 595                         {
 596                                 core::map<v3s16, bool> light_sources;
 597                                 voxalgo::setLight(v, a, 0, ndef);
 598                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 599                                                 v, a, true, light_sources, ndef);
 600                                 UASSERT(res.bottom_sunlight_valid == true);
 601                                 UASSERT(v.getNode(v3s16(1,1,1)).getLight(LIGHTBANK_DAY, ndef)
 602                                                 == LIGHT_SUN);
 603                         }
 604                         {
 605                                 core::map<v3s16, bool> light_sources;
 606                                 voxalgo::setLight(v, a, 0, ndef);
 607                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 608                                                 v, a, false, light_sources, ndef);
 609                                 UASSERT(res.bottom_sunlight_valid == true);
 610                                 UASSERT(v.getNode(v3s16(2,0,2)).getLight(LIGHTBANK_DAY, ndef)
 611                                                 == 0);
 612                         }
 613                         v.setNodeNoRef(v3s16(1,3,2), MapNode(CONTENT_STONE));
 614                         {
 615                                 core::map<v3s16, bool> light_sources;
 616                                 voxalgo::setLight(v, a, 0, ndef);
 617                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 618                                                 v, a, true, light_sources, ndef);
 619                                 UASSERT(res.bottom_sunlight_valid == true);
 620                                 UASSERT(v.getNode(v3s16(1,1,2)).getLight(LIGHTBANK_DAY, ndef)
 621                                                 == 0);
 622                         }
 623                         {
 624                                 core::map<v3s16, bool> light_sources;
 625                                 voxalgo::setLight(v, a, 0, ndef);
 626                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 627                                                 v, a, false, light_sources, ndef);
 628                                 UASSERT(res.bottom_sunlight_valid == true);
 629                                 UASSERT(v.getNode(v3s16(1,0,2)).getLight(LIGHTBANK_DAY, ndef)
 630                                                 == 0);
 631                         }
 632                         {
 633                                 MapNode n(CONTENT_AIR);
 634                                 n.setLight(LIGHTBANK_DAY, 10, ndef);
 635                                 v.setNodeNoRef(v3s16(1,-1,2), n);
 636                         }
 637                         {
 638                                 core::map<v3s16, bool> light_sources;
 639                                 voxalgo::setLight(v, a, 0, ndef);
 640                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 641                                                 v, a, true, light_sources, ndef);
 642                                 UASSERT(res.bottom_sunlight_valid == true);
 643                         }
 644                         {
 645                                 core::map<v3s16, bool> light_sources;
 646                                 voxalgo::setLight(v, a, 0, ndef);
 647                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 648                                                 v, a, false, light_sources, ndef);
 649                                 UASSERT(res.bottom_sunlight_valid == true);
 650                         }
 651                         {
 652                                 MapNode n(CONTENT_AIR);
 653                                 n.setLight(LIGHTBANK_DAY, LIGHT_SUN, ndef);
 654                                 v.setNodeNoRef(v3s16(1,-1,2), n);
 655                         }
 656                         {
 657                                 core::map<v3s16, bool> light_sources;
 658                                 voxalgo::setLight(v, a, 0, ndef);
 659                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 660                                                 v, a, true, light_sources, ndef);
 661                                 UASSERT(res.bottom_sunlight_valid == false);
 662                         }
 663                         {
 664                                 core::map<v3s16, bool> light_sources;
 665                                 voxalgo::setLight(v, a, 0, ndef);
 666                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 667                                                 v, a, false, light_sources, ndef);
 668                                 UASSERT(res.bottom_sunlight_valid == false);
 669                         }
 670                         v.setNodeNoRef(v3s16(1,3,2), MapNode(CONTENT_IGNORE));
 671                         {
 672                                 core::map<v3s16, bool> light_sources;
 673                                 voxalgo::setLight(v, a, 0, ndef);
 674                                 voxalgo::SunlightPropagateResult res = voxalgo::propagateSunlight(
 675                                                 v, a, true, light_sources, ndef);
 676                                 UASSERT(res.bottom_sunlight_valid == true);
 677                         }
 678                 }
 679                 /*
 680                         voxalgo::clearLightAndCollectSources
 681                 */
 682                 {
 683                         VoxelManipulator v;
 684                         for(u16 z=0; z<3; z++)
 685                         for(u16 y=0; y<3; y++)
 686                         for(u16 x=0; x<3; x++)
 687                         {
 688                                 v3s16 p(x,y,z);
 689                                 v.setNode(p, MapNode(CONTENT_AIR));
 690                         }
 691                         VoxelArea a(v3s16(0,0,0), v3s16(2,2,2));
 692                         v.setNodeNoRef(v3s16(0,0,0), MapNode(CONTENT_STONE));
 693                         v.setNodeNoRef(v3s16(1,1,1), MapNode(CONTENT_TORCH));
 694                         {
 695                                 MapNode n(CONTENT_AIR);
 696                                 n.setLight(LIGHTBANK_DAY, 1, ndef);
 697                                 v.setNode(v3s16(1,1,2), n);
 698                         }
 699                         {
 700                                 core::map<v3s16, bool> light_sources;
 701                                 core::map<v3s16, u8> unlight_from;
 702                                 voxalgo::clearLightAndCollectSources(v, a, LIGHTBANK_DAY,
 703                                                 ndef, light_sources, unlight_from);
 704                                 //v.print(dstream, ndef, VOXELPRINT_LIGHT_DAY);
 705                                 UASSERT(v.getNode(v3s16(0,1,1)).getLight(LIGHTBANK_DAY, ndef)
 706                                                 == 0);
 707                                 UASSERT(light_sources.find(v3s16(1,1,1)) != NULL);
 708                                 UASSERT(light_sources.size() == 1);
 709                                 UASSERT(unlight_from.find(v3s16(1,1,2)) != NULL);
 710                                 UASSERT(unlight_from.size() == 1);
 711                         }
 712                 }
 713         }
 714 };
 715
 716 struct TestInventory: public TestBase
 717 {
 718         void Run(IItemDefManager *idef)
 719         {
 720                 std::string serialized_inventory =
 721                 "List 0 32\n"
 722                 "Width 3\n"
 723                 "Empty\n"
 724                 "Empty\n"
 725                 "Empty\n"
 726                 "Empty\n"
 727                 "Empty\n"
 728                 "Empty\n"
 729                 "Empty\n"
 730                 "Empty\n"
 731                 "Empty\n"
 732                 "Item default:cobble 61\n"
 733                 "Empty\n"
 734                 "Empty\n"
 735                 "Empty\n"
 736                 "Empty\n"
 737                 "Empty\n"
 738                 "Empty\n"
 739                 "Item default:dirt 71\n"
 740                 "Empty\n"
 741                 "Empty\n"
 742                 "Empty\n"
 743                 "Empty\n"
 744                 "Empty\n"
 745                 "Empty\n"
 746                 "Empty\n"
 747                 "Item default:dirt 99\n"
 748                 "Item default:cobble 38\n"
 749                 "Empty\n"
 750                 "Empty\n"
 751                 "Empty\n"
 752                 "Empty\n"
 753                 "Empty\n"
 754                 "Empty\n"
 755                 "EndInventoryList\n"
 756                 "EndInventory\n";
 757
 758                 std::string serialized_inventory_2 =
 759                 "List main 32\n"
 760                 "Width 5\n"
 761                 "Empty\n"
 762                 "Empty\n"
 763                 "Empty\n"
 764                 "Empty\n"
 765                 "Empty\n"
 766                 "Empty\n"
 767                 "Empty\n"
 768                 "Empty\n"
 769                 "Empty\n"
 770                 "Item default:cobble 61\n"
 771                 "Empty\n"
 772                 "Empty\n"
 773                 "Empty\n"
 774                 "Empty\n"
 775                 "Empty\n"
 776                 "Empty\n"
 777                 "Item default:dirt 71\n"
 778                 "Empty\n"
 779                 "Empty\n"
 780                 "Empty\n"
 781                 "Empty\n"
 782                 "Empty\n"
 783                 "Empty\n"
 784                 "Empty\n"
 785                 "Item default:dirt 99\n"
 786                 "Item default:cobble 38\n"
 787                 "Empty\n"
 788                 "Empty\n"
 789                 "Empty\n"
 790                 "Empty\n"
 791                 "Empty\n"
 792                 "Empty\n"
 793                 "EndInventoryList\n"
 794                 "EndInventory\n";
 795
 796                 Inventory inv(idef);
 797                 std::istringstream is(serialized_inventory, std::ios::binary);
 798                 inv.deSerialize(is);
 799                 UASSERT(inv.getList("0"));
 800                 UASSERT(!inv.getList("main"));
 801                 inv.getList("0")->setName("main");
 802                 UASSERT(!inv.getList("0"));
 803                 UASSERT(inv.getList("main"));
 804                 UASSERT(inv.getList("main")->getWidth() == 3);
 805                 inv.getList("main")->setWidth(5);
 806                 std::ostringstream inv_os(std::ios::binary);
 807                 inv.serialize(inv_os);
 808                 UASSERT(inv_os.str() == serialized_inventory_2);
 809         }
 810 };
 811
 812 /*
 813         NOTE: These tests became non-working then NodeContainer was removed.
 814               These should be redone, utilizing some kind of a virtual
 815                   interface for Map (IMap would be fine).
 816 */
 817 #if 0
 818 struct TestMapBlock: public TestBase
 819 {
 820         class TC : public NodeContainer
 821         {
 822         public:
 823
 824                 MapNode node;
 825                 bool position_valid;
 826                 core::list<v3s16> validity_exceptions;
 827
 828                 TC()
 829                 {
 830                         position_valid = true;
 831                 }
 832
 833                 virtual bool isValidPosition(v3s16 p)
 834                 {
 835                         //return position_valid ^ (p==position_valid_exception);
 836                         bool exception = false;
 837                         for(core::list<v3s16>::Iterator i=validity_exceptions.begin();
 838                                         i != validity_exceptions.end(); i++)
 839                         {
 840                                 if(p == *i)
 841                                 {
 842                                         exception = true;
 843                                         break;
 844                                 }
 845                         }
 846                         return exception ? !position_valid : position_valid;
 847                 }
 848
 849                 virtual MapNode getNode(v3s16 p)
 850                 {
 851                         if(isValidPosition(p) == false)
 852                                 throw InvalidPositionException();
 853                         return node;
 854                 }
 855
 856                 virtual void setNode(v3s16 p, MapNode & n)
 857                 {
 858                         if(isValidPosition(p) == false)
 859                                 throw InvalidPositionException();
 860                 };
 861
 862                 virtual u16 nodeContainerId() const
 863                 {
 864                         return 666;
 865                 }
 866         };
 867
 868         void Run()
 869         {
 870                 TC parent;
 871
 872                 MapBlock b(&parent, v3s16(1,1,1));
 873                 v3s16 relpos(MAP_BLOCKSIZE, MAP_BLOCKSIZE, MAP_BLOCKSIZE);
 874
 875                 UASSERT(b.getPosRelative() == relpos);
 876
 877                 UASSERT(b.getBox().MinEdge.X == MAP_BLOCKSIZE);
 878                 UASSERT(b.getBox().MaxEdge.X == MAP_BLOCKSIZE*2-1);
 879                 UASSERT(b.getBox().MinEdge.Y == MAP_BLOCKSIZE);
 880                 UASSERT(b.getBox().MaxEdge.Y == MAP_BLOCKSIZE*2-1);
 881                 UASSERT(b.getBox().MinEdge.Z == MAP_BLOCKSIZE);
 882                 UASSERT(b.getBox().MaxEdge.Z == MAP_BLOCKSIZE*2-1);
 883
 884                 UASSERT(b.isValidPosition(v3s16(0,0,0)) == true);
 885                 UASSERT(b.isValidPosition(v3s16(-1,0,0)) == false);
 886                 UASSERT(b.isValidPosition(v3s16(-1,-142,-2341)) == false);
 887                 UASSERT(b.isValidPosition(v3s16(-124,142,2341)) == false);
 888                 UASSERT(b.isValidPosition(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1)) == true);
 889                 UASSERT(b.isValidPosition(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE,MAP_BLOCKSIZE-1)) == false);
 890
 891                 /*
 892                         TODO: this method should probably be removed
 893                         if the block size isn't going to be set variable
 894                 */
 895                 /*UASSERT(b.getSizeNodes() == v3s16(MAP_BLOCKSIZE,
 896                                 MAP_BLOCKSIZE, MAP_BLOCKSIZE));*/
 897
 898                 // Changed flag should be initially set
 899                 UASSERT(b.getModified() == MOD_STATE_WRITE_NEEDED);
 900                 b.resetModified();
 901                 UASSERT(b.getModified() == MOD_STATE_CLEAN);
 902
 903                 // All nodes should have been set to
 904                 // .d=CONTENT_IGNORE and .getLight() = 0
 905                 for(u16 z=0; z<MAP_BLOCKSIZE; z++)
 906                 for(u16 y=0; y<MAP_BLOCKSIZE; y++)
 907                 for(u16 x=0; x<MAP_BLOCKSIZE; x++)
 908                 {
 909                         //UASSERT(b.getNode(v3s16(x,y,z)).getContent() == CONTENT_AIR);
 910                         UASSERT(b.getNode(v3s16(x,y,z)).getContent() == CONTENT_IGNORE);
 911                         UASSERT(b.getNode(v3s16(x,y,z)).getLight(LIGHTBANK_DAY) == 0);
 912                         UASSERT(b.getNode(v3s16(x,y,z)).getLight(LIGHTBANK_NIGHT) == 0);
 913                 }
 914
 915                 {
 916                         MapNode n(CONTENT_AIR);
 917                         for(u16 z=0; z<MAP_BLOCKSIZE; z++)
 918                         for(u16 y=0; y<MAP_BLOCKSIZE; y++)
 919                         for(u16 x=0; x<MAP_BLOCKSIZE; x++)
 920                         {
 921                                 b.setNode(v3s16(x,y,z), n);
 922                         }
 923                 }
 924
 925                 /*
 926                         Parent fetch functions
 927                 */
 928                 parent.position_valid = false;
 929                 parent.node.setContent(5);
 930
 931                 MapNode n;
 932
 933                 // Positions in the block should still be valid
 934                 UASSERT(b.isValidPositionParent(v3s16(0,0,0)) == true);
 935                 UASSERT(b.isValidPositionParent(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1)) == true);
 936                 n = b.getNodeParent(v3s16(0,MAP_BLOCKSIZE-1,0));
 937                 UASSERT(n.getContent() == CONTENT_AIR);
 938
 939                 // ...but outside the block they should be invalid
 940                 UASSERT(b.isValidPositionParent(v3s16(-121,2341,0)) == false);
 941                 UASSERT(b.isValidPositionParent(v3s16(-1,0,0)) == false);
 942                 UASSERT(b.isValidPositionParent(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE)) == false);
 943
 944                 {
 945                         bool exception_thrown = false;
 946                         try{
 947                                 // This should throw an exception
 948                                 MapNode n = b.getNodeParent(v3s16(0,0,-1));
 949                         }
 950                         catch(InvalidPositionException &e)
 951                         {
 952                                 exception_thrown = true;
 953                         }
 954                         UASSERT(exception_thrown);
 955                 }
 956
 957                 parent.position_valid = true;
 958                 // Now the positions outside should be valid
 959                 UASSERT(b.isValidPositionParent(v3s16(-121,2341,0)) == true);
 960                 UASSERT(b.isValidPositionParent(v3s16(-1,0,0)) == true);
 961                 UASSERT(b.isValidPositionParent(v3s16(MAP_BLOCKSIZE-1,MAP_BLOCKSIZE-1,MAP_BLOCKSIZE)) == true);
 962                 n = b.getNodeParent(v3s16(0,0,MAP_BLOCKSIZE));
 963                 UASSERT(n.getContent() == 5);
 964
 965                 /*
 966                         Set a node
 967                 */
 968                 v3s16 p(1,2,0);
 969                 n.setContent(4);
 970                 b.setNode(p, n);
 971                 UASSERT(b.getNode(p).getContent() == 4);
 972                 //TODO: Update to new system
 973                 /*UASSERT(b.getNodeTile(p) == 4);
 974                 UASSERT(b.getNodeTile(v3s16(-1,-1,0)) == 5);*/
 975
 976                 /*
 977                         propagateSunlight()
 978                 */
 979                 // Set lighting of all nodes to 0
 980                 for(u16 z=0; z<MAP_BLOCKSIZE; z++){
 981                         for(u16 y=0; y<MAP_BLOCKSIZE; y++){
 982                                 for(u16 x=0; x<MAP_BLOCKSIZE; x++){
 983                                         MapNode n = b.getNode(v3s16(x,y,z));
 984                                         n.setLight(LIGHTBANK_DAY, 0);
 985                                         n.setLight(LIGHTBANK_NIGHT, 0);
 986                                         b.setNode(v3s16(x,y,z), n);
 987                                 }
 988                         }
 989                 }
 990                 {
 991                         /*
 992                                 Check how the block handles being a lonely sky block
 993                         */
 994                         parent.position_valid = true;
 995                         b.setIsUnderground(false);
 996                         parent.node.setContent(CONTENT_AIR);
 997                         parent.node.setLight(LIGHTBANK_DAY, LIGHT_SUN);
 998                         parent.node.setLight(LIGHTBANK_NIGHT, 0);
 999                         core::map<v3s16, bool> light_sources;
1000                         // The bottom block is invalid, because we have a shadowing node
1001                         UASSERT(b.propagateSunlight(light_sources) == false);
1002                         UASSERT(b.getNode(v3s16(1,4,0)).getLight(LIGHTBANK_DAY) == LIGHT_SUN);
1003                         UASSERT(b.getNode(v3s16(1,3,0)).getLight(LIGHTBANK_DAY) == LIGHT_SUN);
1004                         UASSERT(b.getNode(v3s16(1,2,0)).getLight(LIGHTBANK_DAY) == 0);
1005                         UASSERT(b.getNode(v3s16(1,1,0)).getLight(LIGHTBANK_DAY) == 0);
1006                         UASSERT(b.getNode(v3s16(1,0,0)).getLight(LIGHTBANK_DAY) == 0);
1007                         UASSERT(b.getNode(v3s16(1,2,3)).getLight(LIGHTBANK_DAY) == LIGHT_SUN);
1008                         UASSERT(b.getFaceLight2(1000, p, v3s16(0,1,0)) == LIGHT_SUN);
1009                         UASSERT(b.getFaceLight2(1000, p, v3s16(0,-1,0)) == 0);
1010                         UASSERT(b.getFaceLight2(0, p, v3s16(0,-1,0)) == 0);
1011                         // According to MapBlock::getFaceLight,
1012                         // The face on the z+ side should have double-diminished light
1013                         //UASSERT(b.getFaceLight(p, v3s16(0,0,1)) == diminish_light(diminish_light(LIGHT_MAX)));
1014                         // The face on the z+ side should have diminished light
1015                         UASSERT(b.getFaceLight2(1000, p, v3s16(0,0,1)) == diminish_light(LIGHT_MAX));
1016                 }
1017                 /*
1018                         Check how the block handles being in between blocks with some non-sunlight
1019                         while being underground
1020                 */
1021                 {
1022                         // Make neighbours to exist and set some non-sunlight to them
1023                         parent.position_valid = true;
1024                         b.setIsUnderground(true);
1025                         parent.node.setLight(LIGHTBANK_DAY, LIGHT_MAX/2);
1026                         core::map<v3s16, bool> light_sources;
1027                         // The block below should be valid because there shouldn't be
1028                         // sunlight in there either
1029                         UASSERT(b.propagateSunlight(light_sources, true) == true);
1030                         // Should not touch nodes that are not affected (that is, all of them)
1031                         //UASSERT(b.getNode(v3s16(1,2,3)).getLight() == LIGHT_SUN);
1032                         // Should set light of non-sunlighted blocks to 0.
1033                         UASSERT(b.getNode(v3s16(1,2,3)).getLight(LIGHTBANK_DAY) == 0);
1034                 }
1035                 /*
1036                         Set up a situation where:
1037                         - There is only air in this block
1038                         - There is a valid non-sunlighted block at the bottom, and
1039                         - Invalid blocks elsewhere.
1040                         - the block is not underground.
1041
1042                         This should result in bottom block invalidity
1043                 */
1044                 {
1045                         b.setIsUnderground(false);
1046                         // Clear block
1047                         for(u16 z=0; z<MAP_BLOCKSIZE; z++){
1048                                 for(u16 y=0; y<MAP_BLOCKSIZE; y++){
1049                                         for(u16 x=0; x<MAP_BLOCKSIZE; x++){
1050                                                 MapNode n;
1051                                                 n.setContent(CONTENT_AIR);
1052                                                 n.setLight(LIGHTBANK_DAY, 0);
1053                                                 b.setNode(v3s16(x,y,z), n);
1054                                         }
1055                                 }
1056                         }
1057                         // Make neighbours invalid
1058                         parent.position_valid = false;
1059                         // Add exceptions to the top of the bottom block
1060                         for(u16 x=0; x<MAP_BLOCKSIZE; x++)
1061                         for(u16 z=0; z<MAP_BLOCKSIZE; z++)
1062                         {
1063                                 parent.validity_exceptions.push_back(v3s16(MAP_BLOCKSIZE+x, MAP_BLOCKSIZE-1, MAP_BLOCKSIZE+z));
1064                         }
1065                         // Lighting value for the valid nodes
1066                         parent.node.setLight(LIGHTBANK_DAY, LIGHT_MAX/2);
1067                         core::map<v3s16, bool> light_sources;
1068                         // Bottom block is not valid
1069                         UASSERT(b.propagateSunlight(light_sources) == false);
1070                 }
1071         }
1072 };
1073
1074 struct TestMapSector: public TestBase
1075 {
1076         class TC : public NodeContainer
1077         {
1078         public:
1079
1080                 MapNode node;
1081                 bool position_valid;
1082
1083                 TC()
1084                 {
1085                         position_valid = true;
1086                 }
1087
1088                 virtual bool isValidPosition(v3s16 p)
1089                 {
1090                         return position_valid;
1091                 }
1092
1093                 virtual MapNode getNode(v3s16 p)
1094                 {
1095                         if(position_valid == false)
1096                                 throw InvalidPositionException();
1097                         return node;
1098                 }
1099
1100                 virtual void setNode(v3s16 p, MapNode & n)
1101                 {
1102                         if(position_valid == false)
1103                                 throw InvalidPositionException();
1104                 };
1105
1106                 virtual u16 nodeContainerId() const
1107                 {
1108                         return 666;
1109                 }
1110         };
1111
1112         void Run()
1113         {
1114                 TC parent;
1115                 parent.position_valid = false;
1116
1117                 // Create one with no heightmaps
1118                 ServerMapSector sector(&parent, v2s16(1,1));
1119
1120                 UASSERT(sector.getBlockNoCreateNoEx(0) == 0);
1121                 UASSERT(sector.getBlockNoCreateNoEx(1) == 0);
1122
1123                 MapBlock * bref = sector.createBlankBlock(-2);
1124
1125                 UASSERT(sector.getBlockNoCreateNoEx(0) == 0);
1126                 UASSERT(sector.getBlockNoCreateNoEx(-2) == bref);
1127
1128                 //TODO: Check for AlreadyExistsException
1129
1130                 /*bool exception_thrown = false;
1131                 try{
1132                         sector.getBlock(0);
1133                 }
1134                 catch(InvalidPositionException &e){
1135                         exception_thrown = true;
1136                 }
1137                 UASSERT(exception_thrown);*/
1138
1139         }
1140 };
1141 #endif
1142
1143 struct TestCollision: public TestBase
1144 {
1145         void Run()
1146         {
1147                 /*
1148                         axisAlignedCollision
1149                 */
1150
1151                 for(s16 bx = -3; bx <= 3; bx++)
1152                 for(s16 by = -3; by <= 3; by++)
1153                 for(s16 bz = -3; bz <= 3; bz++)
1154                 {
1155                         // X-
1156                         {
1157                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1158                                 aabb3f m(bx-2, by, bz, bx-1, by+1, bz+1);
1159                                 v3f v(1, 0, 0);
1160                                 f32 dtime = 0;
1161                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1162                                 UASSERT(fabs(dtime - 1.000) < 0.001);
1163                         }
1164                         {
1165                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1166                                 aabb3f m(bx-2, by, bz, bx-1, by+1, bz+1);
1167                                 v3f v(-1, 0, 0);
1168                                 f32 dtime = 0;
1169                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == -1);
1170                         }
1171                         {
1172                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1173                                 aabb3f m(bx-2, by+1.5, bz, bx-1, by+2.5, bz-1);
1174                                 v3f v(1, 0, 0);
1175                                 f32 dtime;
1176                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == -1);
1177                         }
1178                         {
1179                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1180                                 aabb3f m(bx-2, by-1.5, bz, bx-1.5, by+0.5, bz+1);
1181                                 v3f v(0.5, 0.1, 0);
1182                                 f32 dtime;
1183                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1184                                 UASSERT(fabs(dtime - 3.000) < 0.001);
1185                         }
1186                         {
1187                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1188                                 aabb3f m(bx-2, by-1.5, bz, bx-1.5, by+0.5, bz+1);
1189                                 v3f v(0.5, 0.1, 0);
1190                                 f32 dtime;
1191                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1192                                 UASSERT(fabs(dtime - 3.000) < 0.001);
1193                         }
1194
1195                         // X+
1196                         {
1197                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1198                                 aabb3f m(bx+2, by, bz, bx+3, by+1, bz+1);
1199                                 v3f v(-1, 0, 0);
1200                                 f32 dtime;
1201                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1202                                 UASSERT(fabs(dtime - 1.000) < 0.001);
1203                         }
1204                         {
1205                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1206                                 aabb3f m(bx+2, by, bz, bx+3, by+1, bz+1);
1207                                 v3f v(1, 0, 0);
1208                                 f32 dtime;
1209                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == -1);
1210                         }
1211                         {
1212                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1213                                 aabb3f m(bx+2, by, bz+1.5, bx+3, by+1, bz+3.5);
1214                                 v3f v(-1, 0, 0);
1215                                 f32 dtime;
1216                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == -1);
1217                         }
1218                         {
1219                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1220                                 aabb3f m(bx+2, by-1.5, bz, bx+2.5, by-0.5, bz+1);
1221                                 v3f v(-0.5, 0.2, 0);
1222                                 f32 dtime;
1223                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 1);  // Y, not X!
1224                                 UASSERT(fabs(dtime - 2.500) < 0.001);
1225                         }
1226                         {
1227                                 aabb3f s(bx, by, bz, bx+1, by+1, bz+1);
1228                                 aabb3f m(bx+2, by-1.5, bz, bx+2.5, by-0.5, bz+1);
1229                                 v3f v(-0.5, 0.3, 0);
1230                                 f32 dtime;
1231                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1232                                 UASSERT(fabs(dtime - 2.000) < 0.001);
1233                         }
1234
1235                         // TODO: Y-, Y+, Z-, Z+
1236
1237                         // misc
1238                         {
1239                                 aabb3f s(bx, by, bz, bx+2, by+2, bz+2);
1240                                 aabb3f m(bx+2.3, by+2.29, bz+2.29, bx+4.2, by+4.2, bz+4.2);
1241                                 v3f v(-1./3, -1./3, -1./3);
1242                                 f32 dtime;
1243                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1244                                 UASSERT(fabs(dtime - 0.9) < 0.001);
1245                         }
1246                         {
1247                                 aabb3f s(bx, by, bz, bx+2, by+2, bz+2);
1248                                 aabb3f m(bx+2.29, by+2.3, bz+2.29, bx+4.2, by+4.2, bz+4.2);
1249                                 v3f v(-1./3, -1./3, -1./3);
1250                                 f32 dtime;
1251                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 1);
1252                                 UASSERT(fabs(dtime - 0.9) < 0.001);
1253                         }
1254                         {
1255                                 aabb3f s(bx, by, bz, bx+2, by+2, bz+2);
1256                                 aabb3f m(bx+2.29, by+2.29, bz+2.3, bx+4.2, by+4.2, bz+4.2);
1257                                 v3f v(-1./3, -1./3, -1./3);
1258                                 f32 dtime;
1259                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 2);
1260                                 UASSERT(fabs(dtime - 0.9) < 0.001);
1261                         }
1262                         {
1263                                 aabb3f s(bx, by, bz, bx+2, by+2, bz+2);
1264                                 aabb3f m(bx-4.2, by-4.2, bz-4.2, bx-2.3, by-2.29, bz-2.29);
1265                                 v3f v(1./7, 1./7, 1./7);
1266                                 f32 dtime;
1267                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 0);
1268                                 UASSERT(fabs(dtime - 16.1) < 0.001);
1269                         }
1270                         {
1271                                 aabb3f s(bx, by, bz, bx+2, by+2, bz+2);
1272                                 aabb3f m(bx-4.2, by-4.2, bz-4.2, bx-2.29, by-2.3, bz-2.29);
1273                                 v3f v(1./7, 1./7, 1./7);
1274                                 f32 dtime;
1275                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 1);
1276                                 UASSERT(fabs(dtime - 16.1) < 0.001);
1277                         }
1278                         {
1279                                 aabb3f s(bx, by, bz, bx+2, by+2, bz+2);
1280                                 aabb3f m(bx-4.2, by-4.2, bz-4.2, bx-2.29, by-2.29, bz-2.3);
1281                                 v3f v(1./7, 1./7, 1./7);
1282                                 f32 dtime;
1283                                 UASSERT(axisAlignedCollision(s, m, v, 0, dtime) == 2);
1284                                 UASSERT(fabs(dtime - 16.1) < 0.001);
1285                         }
1286                 }
1287         }
1288 };
1289
1290 struct TestSocket: public TestBase
1291 {
1292         void Run()
1293         {
1294                 const int port = 30003;
1295                 UDPSocket socket;
1296                 socket.Bind(port);
1297
1298                 const char sendbuffer[] = "hello world!";
1299                 socket.Send(Address(127,0,0,1,port), sendbuffer, sizeof(sendbuffer));
1300
1301                 sleep_ms(50);
1302
1303                 char rcvbuffer[256];
1304                 memset(rcvbuffer, 0, sizeof(rcvbuffer));
1305                 Address sender;
1306                 for(;;)
1307                 {
1308                         int bytes_read = socket.Receive(sender, rcvbuffer, sizeof(rcvbuffer));
1309                         if(bytes_read < 0)
1310                                 break;
1311                 }
1312                 //FIXME: This fails on some systems
1313                 UASSERT(strncmp(sendbuffer, rcvbuffer, sizeof(sendbuffer))==0);
1314                 UASSERT(sender.getAddress() == Address(127,0,0,1, 0).getAddress());
1315         }
1316 };
1317
1318 struct TestConnection: public TestBase
1319 {
1320         void TestHelpers()
1321         {
1322                 /*
1323                         Test helper functions
1324                 */
1325
1326                 // Some constants for testing
1327                 u32 proto_id = 0x12345678;
1328                 u16 peer_id = 123;
1329                 u8 channel = 2;
1330                 SharedBuffer<u8> data1(1);
1331                 data1[0] = 100;
1332                 Address a(127,0,0,1, 10);
1333                 u16 seqnum = 34352;
1334
1335                 con::BufferedPacket p1 = con::makePacket(a, data1,
1336                                 proto_id, peer_id, channel);
1337                 /*
1338                         We should now have a packet with this data:
1339                         Header:
1340                                 [0] u32 protocol_id
1341                                 [4] u16 sender_peer_id
1342                                 [6] u8 channel
1343                         Data:
1344                                 [7] u8 data1[0]
1345                 */
1346                 UASSERT(readU32(&p1.data[0]) == proto_id);
1347                 UASSERT(readU16(&p1.data[4]) == peer_id);
1348                 UASSERT(readU8(&p1.data[6]) == channel);
1349                 UASSERT(readU8(&p1.data[7]) == data1[0]);
1350
1351                 //infostream<<"initial data1[0]="<<((u32)data1[0]&0xff)<<std::endl;
1352
1353                 SharedBuffer<u8> p2 = con::makeReliablePacket(data1, seqnum);
1354
1355                 /*infostream<<"p2.getSize()="<<p2.getSize()<<", data1.getSize()="
1356                                 <<data1.getSize()<<std::endl;
1357                 infostream<<"readU8(&p2[3])="<<readU8(&p2[3])
1358                                 <<" p2[3]="<<((u32)p2[3]&0xff)<<std::endl;
1359                 infostream<<"data1[0]="<<((u32)data1[0]&0xff)<<std::endl;*/
1360
1361                 UASSERT(p2.getSize() == 3 + data1.getSize());
1362                 UASSERT(readU8(&p2[0]) == TYPE_RELIABLE);
1363                 UASSERT(readU16(&p2[1]) == seqnum);
1364                 UASSERT(readU8(&p2[3]) == data1[0]);
1365         }
1366
1367         struct Handler : public con::PeerHandler
1368         {
1369                 Handler(const char *a_name)
1370                 {
1371                         count = 0;
1372                         last_id = 0;
1373                         name = a_name;
1374                 }
1375                 void peerAdded(con::Peer *peer)
1376                 {
1377                         infostream<<"Handler("<<name<<")::peerAdded(): "
1378                                         "id="<<peer->id<<std::endl;
1379                         last_id = peer->id;
1380                         count++;
1381                 }
1382                 void deletingPeer(con::Peer *peer, bool timeout)
1383                 {
1384                         infostream<<"Handler("<<name<<")::deletingPeer(): "
1385                                         "id="<<peer->id
1386                                         <<", timeout="<<timeout<<std::endl;
1387                         last_id = peer->id;
1388                         count--;
1389                 }
1390
1391                 s32 count;
1392                 u16 last_id;
1393                 const char *name;
1394         };
1395
1396         void Run()
1397         {
1398                 DSTACK("TestConnection::Run");
1399
1400                 TestHelpers();
1401
1402                 /*
1403                         Test some real connections
1404
1405                         NOTE: This mostly tests the legacy interface.
1406                 */
1407
1408                 u32 proto_id = 0xad26846a;
1409
1410                 Handler hand_server("server");
1411                 Handler hand_client("client");
1412
1413                 infostream<<"** Creating server Connection"<<std::endl;
1414                 con::Connection server(proto_id, 512, 5.0, &hand_server);
1415                 server.Serve(30001);
1416
1417                 infostream<<"** Creating client Connection"<<std::endl;
1418                 con::Connection client(proto_id, 512, 5.0, &hand_client);
1419
1420                 UASSERT(hand_server.count == 0);
1421                 UASSERT(hand_client.count == 0);
1422
1423                 sleep_ms(50);
1424
1425                 Address server_address(127,0,0,1, 30001);
1426                 infostream<<"** running client.Connect()"<<std::endl;
1427                 client.Connect(server_address);
1428
1429                 sleep_ms(50);
1430
1431                 // Client should not have added client yet
1432                 UASSERT(hand_client.count == 0);
1433
1434                 try
1435                 {
1436                         u16 peer_id;
1437                         SharedBuffer<u8> data;
1438                         infostream<<"** running client.Receive()"<<std::endl;
1439                         u32 size = client.Receive(peer_id, data);
1440                         infostream<<"** Client received: peer_id="<<peer_id
1441                                         <<", size="<<size
1442                                         <<std::endl;
1443                 }
1444                 catch(con::NoIncomingDataException &e)
1445                 {
1446                 }
1447
1448                 // Client should have added server now
1449                 UASSERT(hand_client.count == 1);
1450                 UASSERT(hand_client.last_id == 1);
1451                 // Server should not have added client yet
1452                 UASSERT(hand_server.count == 0);
1453
1454                 sleep_ms(50);
1455
1456                 try
1457                 {
1458                         u16 peer_id;
1459                         SharedBuffer<u8> data;
1460                         infostream<<"** running server.Receive()"<<std::endl;
1461                         u32 size = server.Receive(peer_id, data);
1462                         infostream<<"** Server received: peer_id="<<peer_id
1463                                         <<", size="<<size
1464                                         <<std::endl;
1465                 }
1466                 catch(con::NoIncomingDataException &e)
1467                 {
1468                         // No actual data received, but the client has
1469                         // probably been connected
1470                 }
1471
1472                 // Client should be the same
1473                 UASSERT(hand_client.count == 1);
1474                 UASSERT(hand_client.last_id == 1);
1475                 // Server should have the client
1476                 UASSERT(hand_server.count == 1);
1477                 UASSERT(hand_server.last_id == 2);
1478
1479                 //sleep_ms(50);
1480
1481                 while(client.Connected() == false)
1482                 {
1483                         try
1484                         {
1485                                 u16 peer_id;
1486                                 SharedBuffer<u8> data;
1487                                 infostream<<"** running client.Receive()"<<std::endl;
1488                                 u32 size = client.Receive(peer_id, data);
1489                                 infostream<<"** Client received: peer_id="<<peer_id
1490                                                 <<", size="<<size
1491                                                 <<std::endl;
1492                         }
1493                         catch(con::NoIncomingDataException &e)
1494                         {
1495                         }
1496                         sleep_ms(50);
1497                 }
1498
1499                 sleep_ms(50);
1500
1501                 try
1502                 {
1503                         u16 peer_id;
1504                         SharedBuffer<u8> data;
1505                         infostream<<"** running server.Receive()"<<std::endl;
1506                         u32 size = server.Receive(peer_id, data);
1507                         infostream<<"** Server received: peer_id="<<peer_id
1508                                         <<", size="<<size
1509                                         <<std::endl;
1510                 }
1511                 catch(con::NoIncomingDataException &e)
1512                 {
1513                 }
1514 #if 1
1515                 /*
1516                         Simple send-receive test
1517                 */
1518                 {
1519                         /*u8 data[] = "Hello World!";
1520                         u32 datasize = sizeof(data);*/
1521                         SharedBuffer<u8> data = SharedBufferFromString("Hello World!");
1522
1523                         infostream<<"** running client.Send()"<<std::endl;
1524                         client.Send(PEER_ID_SERVER, 0, data, true);
1525
1526                         sleep_ms(50);
1527
1528                         u16 peer_id;
1529                         SharedBuffer<u8> recvdata;
1530                         infostream<<"** running server.Receive()"<<std::endl;
1531                         u32 size = server.Receive(peer_id, recvdata);
1532                         infostream<<"** Server received: peer_id="<<peer_id
1533                                         <<", size="<<size
1534                                         <<", data="<<*data
1535                                         <<std::endl;
1536                         UASSERT(memcmp(*data, *recvdata, data.getSize()) == 0);
1537                 }
1538 #endif
1539                 u16 peer_id_client = 2;
1540 #if 0
1541                 /*
1542                         Send consequent packets in different order
1543                         Not compatible with new Connection, thus commented out.
1544                 */
1545                 {
1546                         //u8 data1[] = "hello1";
1547                         //u8 data2[] = "hello2";
1548                         SharedBuffer<u8> data1 = SharedBufferFromString("hello1");
1549                         SharedBuffer<u8> data2 = SharedBufferFromString("Hello2");
1550
1551                         Address client_address =
1552                                         server.GetPeerAddress(peer_id_client);
1553
1554                         infostream<<"*** Sending packets in wrong order (2,1,2)"
1555                                         <<std::endl;
1556
1557                         u8 chn = 0;
1558                         con::Channel *ch = &server.getPeer(peer_id_client)->channels[chn];
1559                         u16 sn = ch->next_outgoing_seqnum;
1560                         ch->next_outgoing_seqnum = sn+1;
1561                         server.Send(peer_id_client, chn, data2, true);
1562                         ch->next_outgoing_seqnum = sn;
1563                         server.Send(peer_id_client, chn, data1, true);
1564                         ch->next_outgoing_seqnum = sn+1;
1565                         server.Send(peer_id_client, chn, data2, true);
1566
1567                         sleep_ms(50);
1568
1569                         infostream<<"*** Receiving the packets"<<std::endl;
1570
1571                         u16 peer_id;
1572                         SharedBuffer<u8> recvdata;
1573                         u32 size;
1574
1575                         infostream<<"** running client.Receive()"<<std::endl;
1576                         peer_id = 132;
1577                         size = client.Receive(peer_id, recvdata);
1578                         infostream<<"** Client received: peer_id="<<peer_id
1579                                         <<", size="<<size
1580                                         <<", data="<<*recvdata
1581                                         <<std::endl;
1582                         UASSERT(size == data1.getSize());
1583                         UASSERT(memcmp(*data1, *recvdata, data1.getSize()) == 0);
1584                         UASSERT(peer_id == PEER_ID_SERVER);
1585
1586                         infostream<<"** running client.Receive()"<<std::endl;
1587                         peer_id = 132;
1588                         size = client.Receive(peer_id, recvdata);
1589                         infostream<<"** Client received: peer_id="<<peer_id
1590                                         <<", size="<<size
1591                                         <<", data="<<*recvdata
1592                                         <<std::endl;
1593                         UASSERT(size == data2.getSize());
1594                         UASSERT(memcmp(*data2, *recvdata, data2.getSize()) == 0);
1595                         UASSERT(peer_id == PEER_ID_SERVER);
1596
1597                         bool got_exception = false;
1598                         try
1599                         {
1600                                 infostream<<"** running client.Receive()"<<std::endl;
1601                                 peer_id = 132;
1602                                 size = client.Receive(peer_id, recvdata);
1603                                 infostream<<"** Client received: peer_id="<<peer_id
1604                                                 <<", size="<<size
1605                                                 <<", data="<<*recvdata
1606                                                 <<std::endl;
1607                         }
1608                         catch(con::NoIncomingDataException &e)
1609                         {
1610                                 infostream<<"** No incoming data for client"<<std::endl;
1611                                 got_exception = true;
1612                         }
1613                         UASSERT(got_exception);
1614                 }
1615 #endif
1616 #if 0
1617                 /*
1618                         Send large amounts of packets (infinite test)
1619                         Commented out because of infinity.
1620                 */
1621                 {
1622                         infostream<<"Sending large amounts of packets (infinite test)"<<std::endl;
1623                         int sendcount = 0;
1624                         for(;;){
1625                                 int datasize = myrand_range(0,5)==0?myrand_range(100,10000):myrand_range(0,100);
1626                                 infostream<<"datasize="<<datasize<<std::endl;
1627                                 SharedBuffer<u8> data1(datasize);
1628                                 for(u16 i=0; i<datasize; i++)
1629                                         data1[i] = i/4;
1630
1631                                 int sendtimes = myrand_range(1,10);
1632                                 for(int i=0; i<sendtimes; i++){
1633                                         server.Send(peer_id_client, 0, data1, true);
1634                                         sendcount++;
1635                                 }
1636                                 infostream<<"sendcount="<<sendcount<<std::endl;
1637
1638                                 //int receivetimes = myrand_range(1,20);
1639                                 int receivetimes = 20;
1640                                 for(int i=0; i<receivetimes; i++){
1641                                         SharedBuffer<u8> recvdata;
1642                                         u16 peer_id = 132;
1643                                         u16 size = 0;
1644                                         bool received = false;
1645                                         try{
1646                                                 size = client.Receive(peer_id, recvdata);
1647                                                 received = true;
1648                                         }catch(con::NoIncomingDataException &e){
1649                                         }
1650                                 }
1651                         }
1652                 }
1653 #endif
1654                 /*
1655                         Send a large packet
1656                 */
1657                 {
1658                         const int datasize = 30000;
1659                         SharedBuffer<u8> data1(datasize);
1660                         for(u16 i=0; i<datasize; i++){
1661                                 data1[i] = i/4;
1662                         }
1663
1664                         infostream<<"Sending data (size="<<datasize<<"):";
1665                         for(int i=0; i<datasize && i<20; i++){
1666                                 if(i%2==0) infostream<<" ";
1667                                 char buf[10];
1668                                 snprintf(buf, 10, "%.2X", ((int)((const char*)*data1)[i])&0xff);
1669                                 infostream<<buf;
1670                         }
1671                         if(datasize>20)
1672                                 infostream<<"...";
1673                         infostream<<std::endl;
1674
1675                         server.Send(peer_id_client, 0, data1, true);
1676
1677                         //sleep_ms(3000);
1678
1679                         SharedBuffer<u8> recvdata;
1680                         infostream<<"** running client.Receive()"<<std::endl;
1681                         u16 peer_id = 132;
1682                         u16 size = 0;
1683                         bool received = false;
1684                         u32 timems0 = porting::getTimeMs();
1685                         for(;;){
1686                                 if(porting::getTimeMs() - timems0 > 5000 || received)
1687                                         break;
1688                                 try{
1689                                         size = client.Receive(peer_id, recvdata);
1690                                         received = true;
1691                                 }catch(con::NoIncomingDataException &e){
1692                                 }
1693                                 sleep_ms(10);
1694                         }
1695                         UASSERT(received);
1696                         infostream<<"** Client received: peer_id="<<peer_id
1697                                         <<", size="<<size
1698                                         <<std::endl;
1699
1700                         infostream<<"Received data (size="<<size<<"): ";
1701                         for(int i=0; i<size && i<20; i++){
1702                                 if(i%2==0) infostream<<" ";
1703                                 char buf[10];
1704                                 snprintf(buf, 10, "%.2X", ((int)(recvdata[i]))&0xff);
1705                                 infostream<<buf;
1706                         }
1707                         if(size>20)
1708                                 infostream<<"...";
1709                         infostream<<std::endl;
1710
1711                         UASSERT(memcmp(*data1, *recvdata, data1.getSize()) == 0);
1712                         UASSERT(peer_id == PEER_ID_SERVER);
1713                 }
1714
1715                 // Check peer handlers
1716                 UASSERT(hand_client.count == 1);
1717                 UASSERT(hand_client.last_id == 1);
1718                 UASSERT(hand_server.count == 1);
1719                 UASSERT(hand_server.last_id == 2);
1720
1721                 //assert(0);
1722         }
1723 };
1724
1725 #define TEST(X)\
1726 {\
1727         X x;\
1728         infostream<<"Running " #X <<std::endl;\
1729         x.Run();\
1730         tests_run++;\
1731         tests_failed += x.test_failed ? 1 : 0;\
1732 }
1733
1734 #define TESTPARAMS(X, ...)\
1735 {\
1736         X x;\
1737         infostream<<"Running " #X <<std::endl;\
1738         x.Run(__VA_ARGS__);\
1739         tests_run++;\
1740         tests_failed += x.test_failed ? 1 : 0;\
1741 }
1742
1743 void run_tests()
1744 {
1745         DSTACK(__FUNCTION_NAME);
1746
1747         int tests_run = 0;
1748         int tests_failed = 0;
1749
1750         // Create item and node definitions
1751         IWritableItemDefManager *idef = createItemDefManager();
1752         IWritableNodeDefManager *ndef = createNodeDefManager();
1753         define_some_nodes(idef, ndef);
1754
1755         infostream<<"run_tests() started"<<std::endl;
1756         TEST(TestUtilities);
1757         TEST(TestSettings);
1758         TEST(TestCompress);
1759         TEST(TestSerialization);
1760         TEST(TestNodedefSerialization);
1761         TESTPARAMS(TestMapNode, ndef);
1762         TESTPARAMS(TestVoxelManipulator, ndef);
1763         TESTPARAMS(TestVoxelAlgorithms, ndef);
1764         TESTPARAMS(TestInventory, idef);
1765         //TEST(TestMapBlock);
1766         //TEST(TestMapSector);
1767         TEST(TestCollision);
1768         if(INTERNET_SIMULATOR == false){
1769                 TEST(TestSocket);
1770                 dout_con<<"=== BEGIN RUNNING UNIT TESTS FOR CONNECTION ==="<<std::endl;
1771                 TEST(TestConnection);
1772                 dout_con<<"=== END RUNNING UNIT TESTS FOR CONNECTION ==="<<std::endl;
1773         }
1774         if(tests_failed == 0){
1775                 infostream<<"run_tests(): "<<tests_failed<<" / "<<tests_run<<" tests failed."<<std::endl;
1776                 infostream<<"run_tests() passed."<<std::endl;
1777                 return;
1778         } else {
1779                 errorstream<<"run_tests(): "<<tests_failed<<" / "<<tests_run<<" tests failed."<<std::endl;
1780                 errorstream<<"run_tests() aborting."<<std::endl;
1781                 abort();
1782         }
1783 }
1784