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miner_tests.cpp
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/
miner_tests.cpp
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// Copyright (c) 2011-2014 The Bitcoin Core developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "init.h"
#include "main.h"
#include "miner.h"
#include "pubkey.h"
#include "uint256.h"
#include "util.h"
#include "test/test_bitcoin.h"
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(miner_tests, TestingSetup)
static
struct {
unsigned char extranonce;
unsigned int nonce;
} blockinfo[] = {
{4, 0xa4a3e223}, {2, 0x15c32f9e}, {1, 0x0375b547}, {1, 0x7004a8a5},
{2, 0xce440296}, {2, 0x52cfe198}, {1, 0x77a72cd0}, {2, 0xbb5d6f84},
{2, 0x83f30c2c}, {1, 0x48a73d5b}, {1, 0xef7dcd01}, {2, 0x6809c6c4},
{2, 0x0883ab3c}, {1, 0x087bbbe2}, {2, 0x2104a814}, {2, 0xdffb6daa},
{1, 0xee8a0a08}, {2, 0xba4237c1}, {1, 0xa70349dc}, {1, 0x344722bb},
{3, 0xd6294733}, {2, 0xec9f5c94}, {2, 0xca2fbc28}, {1, 0x6ba4f406},
{2, 0x015d4532}, {1, 0x6e119b7c}, {2, 0x43e8f314}, {2, 0x27962f38},
{2, 0xb571b51b}, {2, 0xb36bee23}, {2, 0xd17924a8}, {2, 0x6bc212d9},
{1, 0x630d4948}, {2, 0x9a4c4ebb}, {2, 0x554be537}, {1, 0xd63ddfc7},
{2, 0xa10acc11}, {1, 0x759a8363}, {2, 0xfb73090d}, {1, 0xe82c6a34},
{1, 0xe33e92d7}, {3, 0x658ef5cb}, {2, 0xba32ff22}, {5, 0x0227a10c},
{1, 0xa9a70155}, {5, 0xd096d809}, {1, 0x37176174}, {1, 0x830b8d0f},
{1, 0xc6e3910e}, {2, 0x823f3ca8}, {1, 0x99850849}, {1, 0x7521fb81},
{1, 0xaacaabab}, {1, 0xd645a2eb}, {5, 0x7aea1781}, {5, 0x9d6e4b78},
{1, 0x4ce90fd8}, {1, 0xabdc832d}, {6, 0x4a34f32a}, {2, 0xf2524c1c},
{2, 0x1bbeb08a}, {1, 0xad47f480}, {1, 0x9f026aeb}, {1, 0x15a95049},
{2, 0xd1cb95b2}, {2, 0xf84bbda5}, {1, 0x0fa62cd1}, {1, 0xe05f9169},
{1, 0x78d194a9}, {5, 0x3e38147b}, {5, 0x737ba0d4}, {1, 0x63378e10},
{1, 0x6d5f91cf}, {2, 0x88612eb8}, {2, 0xe9639484}, {1, 0xb7fabc9d},
{2, 0x19b01592}, {1, 0x5a90dd31}, {2, 0x5bd7e028}, {2, 0x94d00323},
{1, 0xa9b9c01a}, {1, 0x3a40de61}, {1, 0x56e7eec7}, {5, 0x859f7ef6},
{1, 0xfd8e5630}, {1, 0x2b0c9f7f}, {1, 0xba700e26}, {1, 0x7170a408},
{1, 0x70de86a8}, {1, 0x74d64cd5}, {1, 0x49e738a1}, {2, 0x6910b602},
{0, 0x643c565f}, {1, 0x54264b3f}, {2, 0x97ea6396}, {2, 0x55174459},
{2, 0x03e8779a}, {1, 0x98f34d8f}, {1, 0xc07b2b07}, {1, 0xdfe29668},
{1, 0x3141c7c1}, {1, 0xb3b595f4}, {1, 0x735abf08}, {5, 0x623bfbce},
{2, 0xd351e722}, {1, 0xf4ca48c9}, {1, 0x5b19c670}, {1, 0xa164bf0e},
{2, 0xbbbeb305}, {2, 0xfe1c810a},
};
// NOTE: These tests rely on CreateNewBlock doing its own self-validation!
BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
{
CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
CBlockTemplate *pblocktemplate;
CMutableTransaction tx,tx2;
CScript script;
uint256 hash;
LOCK(cs_main);
Checkpoints::fEnabled = false;
// Simple block creation, nothing special yet:
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
// We can't make transactions until we have inputs
// Therefore, load 100 blocks :)
std::vector<CTransaction*>txFirst;
for (unsigned int i = 0; i < sizeof(blockinfo)/sizeof(*blockinfo); ++i)
{
CBlock *pblock = &pblocktemplate->block; // pointer for convenience
pblock->nVersion = 1;
pblock->nTime = chainActive.Tip()->GetMedianTimePast()+1;
CMutableTransaction txCoinbase(pblock->vtx[0]);
txCoinbase.vin[0].scriptSig = CScript();
txCoinbase.vin[0].scriptSig.push_back(blockinfo[i].extranonce);
txCoinbase.vin[0].scriptSig.push_back(chainActive.Height());
txCoinbase.vout[0].scriptPubKey = CScript();
pblock->vtx[0] = CTransaction(txCoinbase);
if (txFirst.size() < 2)
txFirst.push_back(new CTransaction(pblock->vtx[0]));
pblock->hashMerkleRoot = pblock->ComputeMerkleRoot();
pblock->nNonce = blockinfo[i].nonce;
CValidationState state;
BOOST_CHECK(ProcessNewBlock(state, NULL, pblock));
BOOST_CHECK(state.IsValid());
pblock->hashPrevBlock = pblock->GetHash();
}
delete pblocktemplate;
// Just to make sure we can still make simple blocks
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
// block sigops > limit: 1000 CHECKMULTISIG + 1
tx.vin.resize(1);
// NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
tx.vin[0].scriptSig = CScript() << OP_0 << OP_0 << OP_0 << OP_NOP << OP_CHECKMULTISIG << OP_1;
tx.vin[0].prevout.hash = txFirst[0]->GetHash();
tx.vin[0].prevout.n = 0;
tx.vout.resize(1);
tx.vout[0].nValue = 5000000000LL;
for (unsigned int i = 0; i < 1001; ++i)
{
tx.vout[0].nValue -= 1000000;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
tx.vin[0].prevout.hash = hash;
}
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// block size > limit
tx.vin[0].scriptSig = CScript();
// 18 * (520char + DROP) + OP_1 = 9433 bytes
std::vector<unsigned char> vchData(520);
for (unsigned int i = 0; i < 18; ++i)
tx.vin[0].scriptSig << vchData << OP_DROP;
tx.vin[0].scriptSig << OP_1;
tx.vin[0].prevout.hash = txFirst[0]->GetHash();
tx.vout[0].nValue = 5000000000LL;
for (unsigned int i = 0; i < 128; ++i)
{
tx.vout[0].nValue -= 10000000;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
tx.vin[0].prevout.hash = hash;
}
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// orphan in mempool
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// child with higher priority than parent
tx.vin[0].scriptSig = CScript() << OP_1;
tx.vin[0].prevout.hash = txFirst[1]->GetHash();
tx.vout[0].nValue = 4900000000LL;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
tx.vin[0].prevout.hash = hash;
tx.vin.resize(2);
tx.vin[1].scriptSig = CScript() << OP_1;
tx.vin[1].prevout.hash = txFirst[0]->GetHash();
tx.vin[1].prevout.n = 0;
tx.vout[0].nValue = 5900000000LL;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// coinbase in mempool
tx.vin.resize(1);
tx.vin[0].prevout.SetNull();
tx.vin[0].scriptSig = CScript() << OP_0 << OP_1;
tx.vout[0].nValue = 0;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// invalid (pre-p2sh) txn in mempool
tx.vin[0].prevout.hash = txFirst[0]->GetHash();
tx.vin[0].prevout.n = 0;
tx.vin[0].scriptSig = CScript() << OP_1;
tx.vout[0].nValue = 4900000000LL;
script = CScript() << OP_0;
tx.vout[0].scriptPubKey = GetScriptForDestination(CScriptID(script));
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
tx.vin[0].prevout.hash = hash;
tx.vin[0].scriptSig = CScript() << (std::vector<unsigned char>)script;
tx.vout[0].nValue -= 1000000;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// double spend txn pair in mempool
tx.vin[0].prevout.hash = txFirst[0]->GetHash();
tx.vin[0].scriptSig = CScript() << OP_1;
tx.vout[0].nValue = 4900000000LL;
tx.vout[0].scriptPubKey = CScript() << OP_1;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
tx.vout[0].scriptPubKey = CScript() << OP_2;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
mempool.clear();
// subsidy changing
int nHeight = chainActive.Height();
chainActive.Tip()->nHeight = 209999;
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
chainActive.Tip()->nHeight = 210000;
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
delete pblocktemplate;
chainActive.Tip()->nHeight = nHeight;
// non-final txs in mempool
SetMockTime(chainActive.Tip()->GetMedianTimePast()+1);
// height locked
tx.vin[0].prevout.hash = txFirst[0]->GetHash();
tx.vin[0].scriptSig = CScript() << OP_1;
tx.vin[0].nSequence = 0;
tx.vout[0].nValue = 4900000000LL;
tx.vout[0].scriptPubKey = CScript() << OP_1;
tx.nLockTime = chainActive.Tip()->nHeight+1;
hash = tx.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
BOOST_CHECK(!IsFinalTx(tx, chainActive.Tip()->nHeight + 1));
// time locked
tx2.vin.resize(1);
tx2.vin[0].prevout.hash = txFirst[1]->GetHash();
tx2.vin[0].prevout.n = 0;
tx2.vin[0].scriptSig = CScript() << OP_1;
tx2.vin[0].nSequence = 0;
tx2.vout.resize(1);
tx2.vout[0].nValue = 4900000000LL;
tx2.vout[0].scriptPubKey = CScript() << OP_1;
tx2.nLockTime = chainActive.Tip()->GetMedianTimePast()+1;
hash = tx2.GetHash();
mempool.addUnchecked(hash, CTxMemPoolEntry(tx2, 11, GetTime(), 111.0, 11));
BOOST_CHECK(!IsFinalTx(tx2));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
// Neither tx should have make it into the template.
BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 1);
delete pblocktemplate;
// However if we advance height and time by one, both will.
chainActive.Tip()->nHeight++;
SetMockTime(chainActive.Tip()->GetMedianTimePast()+2);
BOOST_CHECK(IsFinalTx(tx, chainActive.Tip()->nHeight + 1));
BOOST_CHECK(IsFinalTx(tx2));
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey, pwalletMain, false));
BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 3);
delete pblocktemplate;
chainActive.Tip()->nHeight--;
SetMockTime(0);
mempool.clear();
for (CTransaction *tx : txFirst)
delete tx;
Checkpoints::fEnabled = true;
}
BOOST_AUTO_TEST_SUITE_END()