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