txvalidation_tests.cpp

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// Copyright (c) 2017-2021 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 <consensus/validation.h>
#include <key_io.h>
#include <policy/packages.h>
#include <policy/policy.h>
#include <primitives/transaction.h>
#include <script/script.h>
#include <script/standard.h>
#include <test/util/setup_common.h>
#include <validation.h>

#include <boost/test/unit_test.hpp>


BOOST_AUTO_TEST_SUITE(txvalidation_tests)


BOOST_FIXTURE_TEST_CASE(tx_mempool_reject_coinbase, TestChain100Setup)
{
    CScript scriptPubKey = CScript() << ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG;
    CMutableTransaction coinbaseTx;

    coinbaseTx.nVersion = 1;
    coinbaseTx.vin.resize(1);
    coinbaseTx.vout.resize(1);
    coinbaseTx.vin[0].scriptSig = CScript() << OP_11 << OP_EQUAL;
    coinbaseTx.vout[0].nValue = 1 * CENT;
    coinbaseTx.vout[0].scriptPubKey = scriptPubKey;

    BOOST_CHECK(CTransaction(coinbaseTx).IsCoinBase());

    LOCK(cs_main);

    unsigned int initialPoolSize = m_node.mempool->size();
    const MempoolAcceptResult result = m_node.chainman->ProcessTransaction(MakeTransactionRef(coinbaseTx));

    BOOST_CHECK(result.m_result_type == MempoolAcceptResult::ResultType::INVALID);

    // Check that the transaction hasn't been added to mempool.
    BOOST_CHECK_EQUAL(m_node.mempool->size(), initialPoolSize);

    // Check that the validation state reflects the unsuccessful attempt.
    BOOST_CHECK(result.m_state.IsInvalid());
    BOOST_CHECK_EQUAL(result.m_state.GetRejectReason(), "coinbase");
    BOOST_CHECK(result.m_state.GetResult() == TxValidationResult::TX_CONSENSUS);
}
BOOST_AUTO_TEST_SUITE_END()