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miner_tests.cpp 10KB

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  1. // Copyright (c) 2011-2014 The Bitcoin Core developers
  2. // Distributed under the MIT/X11 software license, see the accompanying
  3. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  4. #include "main.h"
  5. #include "miner.h"
  6. #include "uint256.h"
  7. #include "util.h"
  8. #include <boost/test/unit_test.hpp>
  9. BOOST_AUTO_TEST_SUITE(miner_tests)
  10. static
  11. struct {
  12. unsigned char extranonce;
  13. unsigned int nonce;
  14. } blockinfo[] = {
  15. {4, 0xa4a3e223}, {2, 0x15c32f9e}, {1, 0x0375b547}, {1, 0x7004a8a5},
  16. {2, 0xce440296}, {2, 0x52cfe198}, {1, 0x77a72cd0}, {2, 0xbb5d6f84},
  17. {2, 0x83f30c2c}, {1, 0x48a73d5b}, {1, 0xef7dcd01}, {2, 0x6809c6c4},
  18. {2, 0x0883ab3c}, {1, 0x087bbbe2}, {2, 0x2104a814}, {2, 0xdffb6daa},
  19. {1, 0xee8a0a08}, {2, 0xba4237c1}, {1, 0xa70349dc}, {1, 0x344722bb},
  20. {3, 0xd6294733}, {2, 0xec9f5c94}, {2, 0xca2fbc28}, {1, 0x6ba4f406},
  21. {2, 0x015d4532}, {1, 0x6e119b7c}, {2, 0x43e8f314}, {2, 0x27962f38},
  22. {2, 0xb571b51b}, {2, 0xb36bee23}, {2, 0xd17924a8}, {2, 0x6bc212d9},
  23. {1, 0x630d4948}, {2, 0x9a4c4ebb}, {2, 0x554be537}, {1, 0xd63ddfc7},
  24. {2, 0xa10acc11}, {1, 0x759a8363}, {2, 0xfb73090d}, {1, 0xe82c6a34},
  25. {1, 0xe33e92d7}, {3, 0x658ef5cb}, {2, 0xba32ff22}, {5, 0x0227a10c},
  26. {1, 0xa9a70155}, {5, 0xd096d809}, {1, 0x37176174}, {1, 0x830b8d0f},
  27. {1, 0xc6e3910e}, {2, 0x823f3ca8}, {1, 0x99850849}, {1, 0x7521fb81},
  28. {1, 0xaacaabab}, {1, 0xd645a2eb}, {5, 0x7aea1781}, {5, 0x9d6e4b78},
  29. {1, 0x4ce90fd8}, {1, 0xabdc832d}, {6, 0x4a34f32a}, {2, 0xf2524c1c},
  30. {2, 0x1bbeb08a}, {1, 0xad47f480}, {1, 0x9f026aeb}, {1, 0x15a95049},
  31. {2, 0xd1cb95b2}, {2, 0xf84bbda5}, {1, 0x0fa62cd1}, {1, 0xe05f9169},
  32. {1, 0x78d194a9}, {5, 0x3e38147b}, {5, 0x737ba0d4}, {1, 0x63378e10},
  33. {1, 0x6d5f91cf}, {2, 0x88612eb8}, {2, 0xe9639484}, {1, 0xb7fabc9d},
  34. {2, 0x19b01592}, {1, 0x5a90dd31}, {2, 0x5bd7e028}, {2, 0x94d00323},
  35. {1, 0xa9b9c01a}, {1, 0x3a40de61}, {1, 0x56e7eec7}, {5, 0x859f7ef6},
  36. {1, 0xfd8e5630}, {1, 0x2b0c9f7f}, {1, 0xba700e26}, {1, 0x7170a408},
  37. {1, 0x70de86a8}, {1, 0x74d64cd5}, {1, 0x49e738a1}, {2, 0x6910b602},
  38. {0, 0x643c565f}, {1, 0x54264b3f}, {2, 0x97ea6396}, {2, 0x55174459},
  39. {2, 0x03e8779a}, {1, 0x98f34d8f}, {1, 0xc07b2b07}, {1, 0xdfe29668},
  40. {1, 0x3141c7c1}, {1, 0xb3b595f4}, {1, 0x735abf08}, {5, 0x623bfbce},
  41. {2, 0xd351e722}, {1, 0xf4ca48c9}, {1, 0x5b19c670}, {1, 0xa164bf0e},
  42. {2, 0xbbbeb305}, {2, 0xfe1c810a},
  43. };
  44. // NOTE: These tests rely on CreateNewBlock doing its own self-validation!
  45. BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
  46. {
  47. CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
  48. CBlockTemplate *pblocktemplate;
  49. CMutableTransaction tx,tx2;
  50. CScript script;
  51. uint256 hash;
  52. LOCK(cs_main);
  53. // Simple block creation, nothing special yet:
  54. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  55. // We can't make transactions until we have inputs
  56. // Therefore, load 100 blocks :)
  57. std::vector<CTransaction*>txFirst;
  58. for (unsigned int i = 0; i < sizeof(blockinfo)/sizeof(*blockinfo); ++i)
  59. {
  60. CBlock *pblock = &pblocktemplate->block; // pointer for convenience
  61. pblock->nVersion = 1;
  62. pblock->nTime = chainActive.Tip()->GetMedianTimePast()+1;
  63. CMutableTransaction txCoinbase(pblock->vtx[0]);
  64. txCoinbase.vin[0].scriptSig = CScript();
  65. txCoinbase.vin[0].scriptSig.push_back(blockinfo[i].extranonce);
  66. txCoinbase.vin[0].scriptSig.push_back(chainActive.Height());
  67. txCoinbase.vout[0].scriptPubKey = CScript();
  68. pblock->vtx[0] = CTransaction(txCoinbase);
  69. if (txFirst.size() < 2)
  70. txFirst.push_back(new CTransaction(pblock->vtx[0]));
  71. pblock->hashMerkleRoot = pblock->BuildMerkleTree();
  72. pblock->nNonce = blockinfo[i].nonce;
  73. CValidationState state;
  74. BOOST_CHECK(ProcessNewBlock(state, NULL, pblock));
  75. BOOST_CHECK(state.IsValid());
  76. pblock->hashPrevBlock = pblock->GetHash();
  77. }
  78. delete pblocktemplate;
  79. // Just to make sure we can still make simple blocks
  80. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  81. delete pblocktemplate;
  82. // block sigops > limit: 1000 CHECKMULTISIG + 1
  83. tx.vin.resize(1);
  84. // NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
  85. tx.vin[0].scriptSig = CScript() << OP_0 << OP_0 << OP_0 << OP_NOP << OP_CHECKMULTISIG << OP_1;
  86. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  87. tx.vin[0].prevout.n = 0;
  88. tx.vout.resize(1);
  89. tx.vout[0].nValue = 5000000000LL;
  90. for (unsigned int i = 0; i < 1001; ++i)
  91. {
  92. tx.vout[0].nValue -= 1000000;
  93. hash = tx.GetHash();
  94. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  95. tx.vin[0].prevout.hash = hash;
  96. }
  97. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  98. delete pblocktemplate;
  99. mempool.clear();
  100. // block size > limit
  101. tx.vin[0].scriptSig = CScript();
  102. // 18 * (520char + DROP) + OP_1 = 9433 bytes
  103. std::vector<unsigned char> vchData(520);
  104. for (unsigned int i = 0; i < 18; ++i)
  105. tx.vin[0].scriptSig << vchData << OP_DROP;
  106. tx.vin[0].scriptSig << OP_1;
  107. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  108. tx.vout[0].nValue = 5000000000LL;
  109. for (unsigned int i = 0; i < 128; ++i)
  110. {
  111. tx.vout[0].nValue -= 10000000;
  112. hash = tx.GetHash();
  113. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  114. tx.vin[0].prevout.hash = hash;
  115. }
  116. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  117. delete pblocktemplate;
  118. mempool.clear();
  119. // orphan in mempool
  120. hash = tx.GetHash();
  121. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  122. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  123. delete pblocktemplate;
  124. mempool.clear();
  125. // child with higher priority than parent
  126. tx.vin[0].scriptSig = CScript() << OP_1;
  127. tx.vin[0].prevout.hash = txFirst[1]->GetHash();
  128. tx.vout[0].nValue = 4900000000LL;
  129. hash = tx.GetHash();
  130. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  131. tx.vin[0].prevout.hash = hash;
  132. tx.vin.resize(2);
  133. tx.vin[1].scriptSig = CScript() << OP_1;
  134. tx.vin[1].prevout.hash = txFirst[0]->GetHash();
  135. tx.vin[1].prevout.n = 0;
  136. tx.vout[0].nValue = 5900000000LL;
  137. hash = tx.GetHash();
  138. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  139. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  140. delete pblocktemplate;
  141. mempool.clear();
  142. // coinbase in mempool
  143. tx.vin.resize(1);
  144. tx.vin[0].prevout.SetNull();
  145. tx.vin[0].scriptSig = CScript() << OP_0 << OP_1;
  146. tx.vout[0].nValue = 0;
  147. hash = tx.GetHash();
  148. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  149. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  150. delete pblocktemplate;
  151. mempool.clear();
  152. // invalid (pre-p2sh) txn in mempool
  153. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  154. tx.vin[0].prevout.n = 0;
  155. tx.vin[0].scriptSig = CScript() << OP_1;
  156. tx.vout[0].nValue = 4900000000LL;
  157. script = CScript() << OP_0;
  158. tx.vout[0].scriptPubKey = GetScriptForDestination(script.GetID());
  159. hash = tx.GetHash();
  160. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  161. tx.vin[0].prevout.hash = hash;
  162. tx.vin[0].scriptSig = CScript() << (std::vector<unsigned char>)script;
  163. tx.vout[0].nValue -= 1000000;
  164. hash = tx.GetHash();
  165. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  166. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  167. delete pblocktemplate;
  168. mempool.clear();
  169. // double spend txn pair in mempool
  170. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  171. tx.vin[0].scriptSig = CScript() << OP_1;
  172. tx.vout[0].nValue = 4900000000LL;
  173. tx.vout[0].scriptPubKey = CScript() << OP_1;
  174. hash = tx.GetHash();
  175. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  176. tx.vout[0].scriptPubKey = CScript() << OP_2;
  177. hash = tx.GetHash();
  178. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  179. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  180. delete pblocktemplate;
  181. mempool.clear();
  182. // subsidy changing
  183. int nHeight = chainActive.Height();
  184. chainActive.Tip()->nHeight = 209999;
  185. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  186. delete pblocktemplate;
  187. chainActive.Tip()->nHeight = 210000;
  188. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  189. delete pblocktemplate;
  190. chainActive.Tip()->nHeight = nHeight;
  191. // non-final txs in mempool
  192. SetMockTime(chainActive.Tip()->GetMedianTimePast()+1);
  193. // height locked
  194. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  195. tx.vin[0].scriptSig = CScript() << OP_1;
  196. tx.vin[0].nSequence = 0;
  197. tx.vout[0].nValue = 4900000000LL;
  198. tx.vout[0].scriptPubKey = CScript() << OP_1;
  199. tx.nLockTime = chainActive.Tip()->nHeight+1;
  200. hash = tx.GetHash();
  201. mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
  202. BOOST_CHECK(!IsFinalTx(tx, chainActive.Tip()->nHeight + 1));
  203. // time locked
  204. tx2.vin.resize(1);
  205. tx2.vin[0].prevout.hash = txFirst[1]->GetHash();
  206. tx2.vin[0].prevout.n = 0;
  207. tx2.vin[0].scriptSig = CScript() << OP_1;
  208. tx2.vin[0].nSequence = 0;
  209. tx2.vout.resize(1);
  210. tx2.vout[0].nValue = 4900000000LL;
  211. tx2.vout[0].scriptPubKey = CScript() << OP_1;
  212. tx2.nLockTime = chainActive.Tip()->GetMedianTimePast()+1;
  213. hash = tx2.GetHash();
  214. mempool.addUnchecked(hash, CTxMemPoolEntry(tx2, 11, GetTime(), 111.0, 11));
  215. BOOST_CHECK(!IsFinalTx(tx2));
  216. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  217. // Neither tx should have make it into the template.
  218. BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 1);
  219. delete pblocktemplate;
  220. // However if we advance height and time by one, both will.
  221. chainActive.Tip()->nHeight++;
  222. SetMockTime(chainActive.Tip()->GetMedianTimePast()+2);
  223. BOOST_CHECK(IsFinalTx(tx, chainActive.Tip()->nHeight + 1));
  224. BOOST_CHECK(IsFinalTx(tx2));
  225. BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
  226. BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 3);
  227. delete pblocktemplate;
  228. chainActive.Tip()->nHeight--;
  229. SetMockTime(0);
  230. mempool.clear();
  231. BOOST_FOREACH(CTransaction *tx, txFirst)
  232. delete tx;
  233. }
  234. BOOST_AUTO_TEST_SUITE_END()