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miner_tests.cpp 11KB

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  1. // Copyright (c) 2011-2014 The Bitcoin Core developers
  2. // Distributed under the MIT software license, see the accompanying
  3. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  4. #include "chainparams.h"
  5. #include "coins.h"
  6. #include "consensus/consensus.h"
  7. #include "consensus/merkle.h"
  8. #include "consensus/validation.h"
  9. #include "main.h"
  10. #include "miner.h"
  11. #include "pubkey.h"
  12. #include "script/standard.h"
  13. #include "txmempool.h"
  14. #include "uint256.h"
  15. #include "util.h"
  16. #include "utilstrencodings.h"
  17. #include "test/test_bitcoin.h"
  18. #include <boost/test/unit_test.hpp>
  19. BOOST_FIXTURE_TEST_SUITE(miner_tests, TestingSetup)
  20. static
  21. struct {
  22. unsigned char extranonce;
  23. unsigned int nonce;
  24. } blockinfo[] = {
  25. {4, 0xa4a3e223}, {2, 0x15c32f9e}, {1, 0x0375b547}, {1, 0x7004a8a5},
  26. {2, 0xce440296}, {2, 0x52cfe198}, {1, 0x77a72cd0}, {2, 0xbb5d6f84},
  27. {2, 0x83f30c2c}, {1, 0x48a73d5b}, {1, 0xef7dcd01}, {2, 0x6809c6c4},
  28. {2, 0x0883ab3c}, {1, 0x087bbbe2}, {2, 0x2104a814}, {2, 0xdffb6daa},
  29. {1, 0xee8a0a08}, {2, 0xba4237c1}, {1, 0xa70349dc}, {1, 0x344722bb},
  30. {3, 0xd6294733}, {2, 0xec9f5c94}, {2, 0xca2fbc28}, {1, 0x6ba4f406},
  31. {2, 0x015d4532}, {1, 0x6e119b7c}, {2, 0x43e8f314}, {2, 0x27962f38},
  32. {2, 0xb571b51b}, {2, 0xb36bee23}, {2, 0xd17924a8}, {2, 0x6bc212d9},
  33. {1, 0x630d4948}, {2, 0x9a4c4ebb}, {2, 0x554be537}, {1, 0xd63ddfc7},
  34. {2, 0xa10acc11}, {1, 0x759a8363}, {2, 0xfb73090d}, {1, 0xe82c6a34},
  35. {1, 0xe33e92d7}, {3, 0x658ef5cb}, {2, 0xba32ff22}, {5, 0x0227a10c},
  36. {1, 0xa9a70155}, {5, 0xd096d809}, {1, 0x37176174}, {1, 0x830b8d0f},
  37. {1, 0xc6e3910e}, {2, 0x823f3ca8}, {1, 0x99850849}, {1, 0x7521fb81},
  38. {1, 0xaacaabab}, {1, 0xd645a2eb}, {5, 0x7aea1781}, {5, 0x9d6e4b78},
  39. {1, 0x4ce90fd8}, {1, 0xabdc832d}, {6, 0x4a34f32a}, {2, 0xf2524c1c},
  40. {2, 0x1bbeb08a}, {1, 0xad47f480}, {1, 0x9f026aeb}, {1, 0x15a95049},
  41. {2, 0xd1cb95b2}, {2, 0xf84bbda5}, {1, 0x0fa62cd1}, {1, 0xe05f9169},
  42. {1, 0x78d194a9}, {5, 0x3e38147b}, {5, 0x737ba0d4}, {1, 0x63378e10},
  43. {1, 0x6d5f91cf}, {2, 0x88612eb8}, {2, 0xe9639484}, {1, 0xb7fabc9d},
  44. {2, 0x19b01592}, {1, 0x5a90dd31}, {2, 0x5bd7e028}, {2, 0x94d00323},
  45. {1, 0xa9b9c01a}, {1, 0x3a40de61}, {1, 0x56e7eec7}, {5, 0x859f7ef6},
  46. {1, 0xfd8e5630}, {1, 0x2b0c9f7f}, {1, 0xba700e26}, {1, 0x7170a408},
  47. {1, 0x70de86a8}, {1, 0x74d64cd5}, {1, 0x49e738a1}, {2, 0x6910b602},
  48. {0, 0x643c565f}, {1, 0x54264b3f}, {2, 0x97ea6396}, {2, 0x55174459},
  49. {2, 0x03e8779a}, {1, 0x98f34d8f}, {1, 0xc07b2b07}, {1, 0xdfe29668},
  50. {1, 0x3141c7c1}, {1, 0xb3b595f4}, {1, 0x735abf08}, {5, 0x623bfbce},
  51. {2, 0xd351e722}, {1, 0xf4ca48c9}, {1, 0x5b19c670}, {1, 0xa164bf0e},
  52. {2, 0xbbbeb305}, {2, 0xfe1c810a},
  53. };
  54. // NOTE: These tests rely on CreateNewBlock doing its own self-validation!
  55. BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
  56. {
  57. const CChainParams& chainparams = Params(CBaseChainParams::MAIN);
  58. CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
  59. CBlockTemplate *pblocktemplate;
  60. CMutableTransaction tx,tx2;
  61. CScript script;
  62. uint256 hash;
  63. TestMemPoolEntryHelper entry;
  64. entry.nFee = 11;
  65. entry.dPriority = 111.0;
  66. entry.nHeight = 11;
  67. LOCK(cs_main);
  68. fCheckpointsEnabled = false;
  69. // Simple block creation, nothing special yet:
  70. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  71. // We can't make transactions until we have inputs
  72. // Therefore, load 100 blocks :)
  73. std::vector<CTransaction*>txFirst;
  74. for (unsigned int i = 0; i < sizeof(blockinfo)/sizeof(*blockinfo); ++i)
  75. {
  76. CBlock *pblock = &pblocktemplate->block; // pointer for convenience
  77. pblock->nVersion = 1;
  78. pblock->nTime = chainActive.Tip()->GetMedianTimePast()+1;
  79. CMutableTransaction txCoinbase(pblock->vtx[0]);
  80. txCoinbase.nVersion = 1;
  81. txCoinbase.vin[0].scriptSig = CScript();
  82. txCoinbase.vin[0].scriptSig.push_back(blockinfo[i].extranonce);
  83. txCoinbase.vin[0].scriptSig.push_back(chainActive.Height());
  84. txCoinbase.vout[0].scriptPubKey = CScript();
  85. pblock->vtx[0] = CTransaction(txCoinbase);
  86. if (txFirst.size() < 2)
  87. txFirst.push_back(new CTransaction(pblock->vtx[0]));
  88. pblock->hashMerkleRoot = BlockMerkleRoot(*pblock);
  89. pblock->nNonce = blockinfo[i].nonce;
  90. CValidationState state;
  91. BOOST_CHECK(ProcessNewBlock(state, chainparams, NULL, pblock, true, NULL));
  92. BOOST_CHECK(state.IsValid());
  93. pblock->hashPrevBlock = pblock->GetHash();
  94. }
  95. delete pblocktemplate;
  96. // Just to make sure we can still make simple blocks
  97. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  98. delete pblocktemplate;
  99. // block sigops > limit: 1000 CHECKMULTISIG + 1
  100. tx.vin.resize(1);
  101. // NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
  102. tx.vin[0].scriptSig = CScript() << OP_0 << OP_0 << OP_0 << OP_NOP << OP_CHECKMULTISIG << OP_1;
  103. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  104. tx.vin[0].prevout.n = 0;
  105. tx.vout.resize(1);
  106. tx.vout[0].nValue = 5000000000LL;
  107. for (unsigned int i = 0; i < 1001; ++i)
  108. {
  109. tx.vout[0].nValue -= 1000000;
  110. hash = tx.GetHash();
  111. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  112. tx.vin[0].prevout.hash = hash;
  113. }
  114. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  115. delete pblocktemplate;
  116. mempool.clear();
  117. // block size > limit
  118. tx.vin[0].scriptSig = CScript();
  119. // 18 * (520char + DROP) + OP_1 = 9433 bytes
  120. std::vector<unsigned char> vchData(520);
  121. for (unsigned int i = 0; i < 18; ++i)
  122. tx.vin[0].scriptSig << vchData << OP_DROP;
  123. tx.vin[0].scriptSig << OP_1;
  124. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  125. tx.vout[0].nValue = 5000000000LL;
  126. for (unsigned int i = 0; i < 128; ++i)
  127. {
  128. tx.vout[0].nValue -= 10000000;
  129. hash = tx.GetHash();
  130. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  131. tx.vin[0].prevout.hash = hash;
  132. }
  133. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  134. delete pblocktemplate;
  135. mempool.clear();
  136. // orphan in mempool
  137. hash = tx.GetHash();
  138. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  139. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  140. delete pblocktemplate;
  141. mempool.clear();
  142. // child with higher priority than parent
  143. tx.vin[0].scriptSig = CScript() << OP_1;
  144. tx.vin[0].prevout.hash = txFirst[1]->GetHash();
  145. tx.vout[0].nValue = 4900000000LL;
  146. hash = tx.GetHash();
  147. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  148. tx.vin[0].prevout.hash = hash;
  149. tx.vin.resize(2);
  150. tx.vin[1].scriptSig = CScript() << OP_1;
  151. tx.vin[1].prevout.hash = txFirst[0]->GetHash();
  152. tx.vin[1].prevout.n = 0;
  153. tx.vout[0].nValue = 5900000000LL;
  154. hash = tx.GetHash();
  155. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  156. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  157. delete pblocktemplate;
  158. mempool.clear();
  159. // coinbase in mempool
  160. tx.vin.resize(1);
  161. tx.vin[0].prevout.SetNull();
  162. tx.vin[0].scriptSig = CScript() << OP_0 << OP_1;
  163. tx.vout[0].nValue = 0;
  164. hash = tx.GetHash();
  165. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  166. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  167. delete pblocktemplate;
  168. mempool.clear();
  169. // invalid (pre-p2sh) txn in mempool
  170. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  171. tx.vin[0].prevout.n = 0;
  172. tx.vin[0].scriptSig = CScript() << OP_1;
  173. tx.vout[0].nValue = 4900000000LL;
  174. script = CScript() << OP_0;
  175. tx.vout[0].scriptPubKey = GetScriptForDestination(CScriptID(script));
  176. hash = tx.GetHash();
  177. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  178. tx.vin[0].prevout.hash = hash;
  179. tx.vin[0].scriptSig = CScript() << (std::vector<unsigned char>)script;
  180. tx.vout[0].nValue -= 1000000;
  181. hash = tx.GetHash();
  182. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  183. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  184. delete pblocktemplate;
  185. mempool.clear();
  186. // double spend txn pair in mempool
  187. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  188. tx.vin[0].scriptSig = CScript() << OP_1;
  189. tx.vout[0].nValue = 4900000000LL;
  190. tx.vout[0].scriptPubKey = CScript() << OP_1;
  191. hash = tx.GetHash();
  192. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  193. tx.vout[0].scriptPubKey = CScript() << OP_2;
  194. hash = tx.GetHash();
  195. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  196. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  197. delete pblocktemplate;
  198. mempool.clear();
  199. // subsidy changing
  200. int nHeight = chainActive.Height();
  201. chainActive.Tip()->nHeight = 209999;
  202. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  203. delete pblocktemplate;
  204. chainActive.Tip()->nHeight = 210000;
  205. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  206. delete pblocktemplate;
  207. chainActive.Tip()->nHeight = nHeight;
  208. // non-final txs in mempool
  209. SetMockTime(chainActive.Tip()->GetMedianTimePast()+1);
  210. // height locked
  211. tx.vin[0].prevout.hash = txFirst[0]->GetHash();
  212. tx.vin[0].scriptSig = CScript() << OP_1;
  213. tx.vin[0].nSequence = 0;
  214. tx.vout[0].nValue = 4900000000LL;
  215. tx.vout[0].scriptPubKey = CScript() << OP_1;
  216. tx.nLockTime = chainActive.Tip()->nHeight+1;
  217. hash = tx.GetHash();
  218. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
  219. BOOST_CHECK(!CheckFinalTx(tx, LOCKTIME_MEDIAN_TIME_PAST));
  220. // time locked
  221. tx2.vin.resize(1);
  222. tx2.vin[0].prevout.hash = txFirst[1]->GetHash();
  223. tx2.vin[0].prevout.n = 0;
  224. tx2.vin[0].scriptSig = CScript() << OP_1;
  225. tx2.vin[0].nSequence = 0;
  226. tx2.vout.resize(1);
  227. tx2.vout[0].nValue = 4900000000LL;
  228. tx2.vout[0].scriptPubKey = CScript() << OP_1;
  229. tx2.nLockTime = chainActive.Tip()->GetMedianTimePast()+1;
  230. hash = tx2.GetHash();
  231. mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx2));
  232. BOOST_CHECK(!CheckFinalTx(tx2, LOCKTIME_MEDIAN_TIME_PAST));
  233. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  234. // Neither tx should have make it into the template.
  235. BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 1);
  236. delete pblocktemplate;
  237. // However if we advance height and time by one, both will.
  238. chainActive.Tip()->nHeight++;
  239. SetMockTime(chainActive.Tip()->GetMedianTimePast()+2);
  240. // FIXME: we should *actually* create a new block so the following test
  241. // works; CheckFinalTx() isn't fooled by monkey-patching nHeight.
  242. //BOOST_CHECK(CheckFinalTx(tx));
  243. //BOOST_CHECK(CheckFinalTx(tx2));
  244. BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
  245. BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 2);
  246. delete pblocktemplate;
  247. chainActive.Tip()->nHeight--;
  248. SetMockTime(0);
  249. mempool.clear();
  250. BOOST_FOREACH(CTransaction *tx, txFirst)
  251. delete tx;
  252. fCheckpointsEnabled = true;
  253. }
  254. BOOST_AUTO_TEST_SUITE_END()