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blockcheck_tests.cpp
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// Copyright (c) 2013-2015 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "chainparams.h"
#include "config.h"
#include "consensus/consensus.h"
#include "consensus/validation.h"
#include "validation.h"
#include "test/test_bitcoin.h"
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(blockcheck_tests, BasicTestingSetup)
static void RunCheckOnBlockImpl(const CBlock &block, CValidationState &state,
const Consensus::Params &params,
bool expected) {
block.fChecked = false;
GlobalConfig config;
bool fValid = CheckBlock(config, block, state, params, false, false);
BOOST_CHECK_EQUAL(fValid, expected);
BOOST_CHECK_EQUAL(fValid, state.IsValid());
}
static void RunCheckOnBlock(const CBlock &block,
const Consensus::Params &params) {
CValidationState state;
RunCheckOnBlockImpl(block, state, params, true);
}
static void RunCheckOnBlock(const CBlock &block,
const Consensus::Params &params,
const std::string &reason) {
CValidationState state;
RunCheckOnBlockImpl(block, state, params, false);
BOOST_CHECK_EQUAL(state.GetRejectCode(), REJECT_INVALID);
BOOST_CHECK_EQUAL(state.GetRejectReason(), reason);
}
BOOST_AUTO_TEST_CASE(blockfail) {
SelectParams(CBaseChainParams::MAIN);
const Consensus::Params &params = Params().GetConsensus();
CBlock block;
RunCheckOnBlock(block, params, "bad-cb-missing");
CMutableTransaction tx;
// Coinbase only.
tx.vin.resize(1);
tx.vin[0].scriptSig.resize(10);
tx.vout.resize(1);
tx.vout[0].nValue = 42;
auto coinbaseTx = CTransaction(tx);
block.vtx.resize(1);
block.vtx[0] = MakeTransactionRef(tx);
RunCheckOnBlock(block, params);
// No coinbase
tx.vin[0].prevout.hash = GetRandHash();
tx.vin[0].prevout.n = 0;
block.vtx[0] = MakeTransactionRef(tx);
RunCheckOnBlock(block, params, "bad-cb-missing");
// Invalid coinbase
tx = CMutableTransaction(coinbaseTx);
tx.vin[0].scriptSig.resize(0);
block.vtx[0] = MakeTransactionRef(tx);
RunCheckOnBlock(block, params, "bad-cb-length");
// Oversize block.
tx = CMutableTransaction(coinbaseTx);
block.vtx[0] = MakeTransactionRef(tx);
tx.vin[0].prevout.n = 0;
auto txSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
auto maxTxCount = ((DEFAULT_MAX_BLOCK_SIZE - 1) / txSize) - 1;
for (size_t i = 1; i < maxTxCount; i++) {
tx.vin[0].prevout.hash = GetRandHash();
block.vtx.push_back(MakeTransactionRef(tx));
RunCheckOnBlock(block, params);
}
tx.vin[0].prevout.hash = GetRandHash();
block.vtx.push_back(MakeTransactionRef(tx));
RunCheckOnBlock(block, params, "bad-blk-length");
}
BOOST_AUTO_TEST_SUITE_END()

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