283 lines
11 KiB
C++
283 lines
11 KiB
C++
// Copyright (c) 2011-2014 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "chainparams.h"
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#include "coins.h"
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#include "consensus/consensus.h"
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#include "consensus/validation.h"
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#include "main.h"
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#include "miner.h"
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#include "pubkey.h"
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#include "script/standard.h"
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#include "txmempool.h"
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#include "uint256.h"
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#include "util.h"
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#include "utilstrencodings.h"
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#include "test/test_bitcoin.h"
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#include <boost/test/unit_test.hpp>
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BOOST_FIXTURE_TEST_SUITE(miner_tests, TestingSetup)
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static
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struct {
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unsigned char extranonce;
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unsigned int nonce;
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} blockinfo[] = {
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{4, 0xa4a3e223}, {2, 0x15c32f9e}, {1, 0x0375b547}, {1, 0x7004a8a5},
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{2, 0xce440296}, {2, 0x52cfe198}, {1, 0x77a72cd0}, {2, 0xbb5d6f84},
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{2, 0x83f30c2c}, {1, 0x48a73d5b}, {1, 0xef7dcd01}, {2, 0x6809c6c4},
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{2, 0x0883ab3c}, {1, 0x087bbbe2}, {2, 0x2104a814}, {2, 0xdffb6daa},
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{1, 0xee8a0a08}, {2, 0xba4237c1}, {1, 0xa70349dc}, {1, 0x344722bb},
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{3, 0xd6294733}, {2, 0xec9f5c94}, {2, 0xca2fbc28}, {1, 0x6ba4f406},
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{2, 0x015d4532}, {1, 0x6e119b7c}, {2, 0x43e8f314}, {2, 0x27962f38},
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{2, 0xb571b51b}, {2, 0xb36bee23}, {2, 0xd17924a8}, {2, 0x6bc212d9},
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{1, 0x630d4948}, {2, 0x9a4c4ebb}, {2, 0x554be537}, {1, 0xd63ddfc7},
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{2, 0xa10acc11}, {1, 0x759a8363}, {2, 0xfb73090d}, {1, 0xe82c6a34},
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{1, 0xe33e92d7}, {3, 0x658ef5cb}, {2, 0xba32ff22}, {5, 0x0227a10c},
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{1, 0xa9a70155}, {5, 0xd096d809}, {1, 0x37176174}, {1, 0x830b8d0f},
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{1, 0xc6e3910e}, {2, 0x823f3ca8}, {1, 0x99850849}, {1, 0x7521fb81},
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{1, 0xaacaabab}, {1, 0xd645a2eb}, {5, 0x7aea1781}, {5, 0x9d6e4b78},
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{1, 0x4ce90fd8}, {1, 0xabdc832d}, {6, 0x4a34f32a}, {2, 0xf2524c1c},
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{2, 0x1bbeb08a}, {1, 0xad47f480}, {1, 0x9f026aeb}, {1, 0x15a95049},
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{2, 0xd1cb95b2}, {2, 0xf84bbda5}, {1, 0x0fa62cd1}, {1, 0xe05f9169},
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{1, 0x78d194a9}, {5, 0x3e38147b}, {5, 0x737ba0d4}, {1, 0x63378e10},
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{1, 0x6d5f91cf}, {2, 0x88612eb8}, {2, 0xe9639484}, {1, 0xb7fabc9d},
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{2, 0x19b01592}, {1, 0x5a90dd31}, {2, 0x5bd7e028}, {2, 0x94d00323},
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{1, 0xa9b9c01a}, {1, 0x3a40de61}, {1, 0x56e7eec7}, {5, 0x859f7ef6},
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{1, 0xfd8e5630}, {1, 0x2b0c9f7f}, {1, 0xba700e26}, {1, 0x7170a408},
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{1, 0x70de86a8}, {1, 0x74d64cd5}, {1, 0x49e738a1}, {2, 0x6910b602},
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{0, 0x643c565f}, {1, 0x54264b3f}, {2, 0x97ea6396}, {2, 0x55174459},
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{2, 0x03e8779a}, {1, 0x98f34d8f}, {1, 0xc07b2b07}, {1, 0xdfe29668},
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{1, 0x3141c7c1}, {1, 0xb3b595f4}, {1, 0x735abf08}, {5, 0x623bfbce},
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{2, 0xd351e722}, {1, 0xf4ca48c9}, {1, 0x5b19c670}, {1, 0xa164bf0e},
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{2, 0xbbbeb305}, {2, 0xfe1c810a},
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};
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// NOTE: These tests rely on CreateNewBlock doing its own self-validation!
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BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
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{
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const CChainParams& chainparams = Params(CBaseChainParams::MAIN);
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CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
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CBlockTemplate *pblocktemplate;
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CMutableTransaction tx,tx2;
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CScript script;
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uint256 hash;
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TestMemPoolEntryHelper entry;
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entry.nFee = 11;
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entry.dPriority = 111.0;
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entry.nHeight = 11;
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LOCK(cs_main);
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fCheckpointsEnabled = false;
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// Simple block creation, nothing special yet:
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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// We can't make transactions until we have inputs
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// Therefore, load 100 blocks :)
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std::vector<CTransaction*>txFirst;
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for (unsigned int i = 0; i < sizeof(blockinfo)/sizeof(*blockinfo); ++i)
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{
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CBlock *pblock = &pblocktemplate->block; // pointer for convenience
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pblock->nVersion = 1;
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pblock->nTime = chainActive.Tip()->GetMedianTimePast()+1;
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CMutableTransaction txCoinbase(pblock->vtx[0]);
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txCoinbase.nVersion = 1;
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txCoinbase.vin[0].scriptSig = CScript();
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txCoinbase.vin[0].scriptSig.push_back(blockinfo[i].extranonce);
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txCoinbase.vin[0].scriptSig.push_back(chainActive.Height());
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txCoinbase.vout[0].scriptPubKey = CScript();
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pblock->vtx[0] = CTransaction(txCoinbase);
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if (txFirst.size() < 2)
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txFirst.push_back(new CTransaction(pblock->vtx[0]));
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pblock->hashMerkleRoot = pblock->ComputeMerkleRoot();
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pblock->nNonce = blockinfo[i].nonce;
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CValidationState state;
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BOOST_CHECK(ProcessNewBlock(state, chainparams, NULL, pblock, true, NULL));
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BOOST_CHECK(state.IsValid());
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pblock->hashPrevBlock = pblock->GetHash();
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}
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delete pblocktemplate;
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// Just to make sure we can still make simple blocks
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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// block sigops > limit: 1000 CHECKMULTISIG + 1
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tx.vin.resize(1);
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// NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
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tx.vin[0].scriptSig = CScript() << OP_0 << OP_0 << OP_0 << OP_NOP << OP_CHECKMULTISIG << OP_1;
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tx.vin[0].prevout.hash = txFirst[0]->GetHash();
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tx.vin[0].prevout.n = 0;
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tx.vout.resize(1);
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tx.vout[0].nValue = 5000000000LL;
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for (unsigned int i = 0; i < 1001; ++i)
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{
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tx.vout[0].nValue -= 1000000;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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tx.vin[0].prevout.hash = hash;
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}
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// block size > limit
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tx.vin[0].scriptSig = CScript();
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// 18 * (520char + DROP) + OP_1 = 9433 bytes
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std::vector<unsigned char> vchData(520);
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for (unsigned int i = 0; i < 18; ++i)
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tx.vin[0].scriptSig << vchData << OP_DROP;
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tx.vin[0].scriptSig << OP_1;
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tx.vin[0].prevout.hash = txFirst[0]->GetHash();
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tx.vout[0].nValue = 5000000000LL;
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for (unsigned int i = 0; i < 128; ++i)
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{
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tx.vout[0].nValue -= 10000000;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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tx.vin[0].prevout.hash = hash;
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}
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// orphan in mempool
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// child with higher priority than parent
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tx.vin[0].scriptSig = CScript() << OP_1;
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tx.vin[0].prevout.hash = txFirst[1]->GetHash();
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tx.vout[0].nValue = 4900000000LL;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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tx.vin[0].prevout.hash = hash;
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tx.vin.resize(2);
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tx.vin[1].scriptSig = CScript() << OP_1;
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tx.vin[1].prevout.hash = txFirst[0]->GetHash();
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tx.vin[1].prevout.n = 0;
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tx.vout[0].nValue = 5900000000LL;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// coinbase in mempool
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tx.vin.resize(1);
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tx.vin[0].prevout.SetNull();
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tx.vin[0].scriptSig = CScript() << OP_0 << OP_1;
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tx.vout[0].nValue = 0;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// invalid (pre-p2sh) txn in mempool
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tx.vin[0].prevout.hash = txFirst[0]->GetHash();
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tx.vin[0].prevout.n = 0;
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tx.vin[0].scriptSig = CScript() << OP_1;
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tx.vout[0].nValue = 4900000000LL;
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script = CScript() << OP_0;
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tx.vout[0].scriptPubKey = GetScriptForDestination(CScriptID(script));
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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tx.vin[0].prevout.hash = hash;
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tx.vin[0].scriptSig = CScript() << (std::vector<unsigned char>)script;
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tx.vout[0].nValue -= 1000000;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// double spend txn pair in mempool
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tx.vin[0].prevout.hash = txFirst[0]->GetHash();
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tx.vin[0].scriptSig = CScript() << OP_1;
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tx.vout[0].nValue = 4900000000LL;
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tx.vout[0].scriptPubKey = CScript() << OP_1;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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tx.vout[0].scriptPubKey = CScript() << OP_2;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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mempool.clear();
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// subsidy changing
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int nHeight = chainActive.Height();
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chainActive.Tip()->nHeight = 209999;
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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chainActive.Tip()->nHeight = 210000;
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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delete pblocktemplate;
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chainActive.Tip()->nHeight = nHeight;
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// non-final txs in mempool
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SetMockTime(chainActive.Tip()->GetMedianTimePast()+1);
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// height locked
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tx.vin[0].prevout.hash = txFirst[0]->GetHash();
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tx.vin[0].scriptSig = CScript() << OP_1;
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tx.vin[0].nSequence = 0;
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tx.vout[0].nValue = 4900000000LL;
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tx.vout[0].scriptPubKey = CScript() << OP_1;
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tx.nLockTime = chainActive.Tip()->nHeight+1;
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hash = tx.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
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BOOST_CHECK(!CheckFinalTx(tx, LOCKTIME_MEDIAN_TIME_PAST));
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// time locked
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tx2.vin.resize(1);
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tx2.vin[0].prevout.hash = txFirst[1]->GetHash();
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tx2.vin[0].prevout.n = 0;
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tx2.vin[0].scriptSig = CScript() << OP_1;
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tx2.vin[0].nSequence = 0;
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tx2.vout.resize(1);
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tx2.vout[0].nValue = 4900000000LL;
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tx2.vout[0].scriptPubKey = CScript() << OP_1;
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tx2.nLockTime = chainActive.Tip()->GetMedianTimePast()+1;
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hash = tx2.GetHash();
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mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx2));
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BOOST_CHECK(!CheckFinalTx(tx2, LOCKTIME_MEDIAN_TIME_PAST));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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// Neither tx should have make it into the template.
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BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 1);
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delete pblocktemplate;
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// However if we advance height and time by one, both will.
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chainActive.Tip()->nHeight++;
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SetMockTime(chainActive.Tip()->GetMedianTimePast()+2);
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// FIXME: we should *actually* create a new block so the following test
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// works; CheckFinalTx() isn't fooled by monkey-patching nHeight.
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//BOOST_CHECK(CheckFinalTx(tx));
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//BOOST_CHECK(CheckFinalTx(tx2));
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BOOST_CHECK(pblocktemplate = CreateNewBlock(chainparams, scriptPubKey));
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BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 2);
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delete pblocktemplate;
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chainActive.Tip()->nHeight--;
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SetMockTime(0);
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mempool.clear();
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BOOST_FOREACH(CTransaction *tx, txFirst)
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delete tx;
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fCheckpointsEnabled = true;
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}
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BOOST_AUTO_TEST_SUITE_END()
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