coinstatsindex_tests.cpp

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// Copyright (c) 2020-present 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 <chain.h>
#include <index/coinstatsindex.h>
#include <interfaces/chain.h>
#include <kernel/coinstats.h>
#include <key.h>
#include <primitives/block.h>
#include <primitives/transaction.h>
#include <script/script.h>
#include <sync.h>
#include <test/util/setup_common.h>
#include <test/util/validation.h>
#include <util/check.h>
#include <validation.h>
 
#include <boost/test/unit_test.hpp>
 
#include <memory>
#include <optional>
#include <span>
#include <vector>
 
BOOST_AUTO_TEST_SUITE(coinstatsindex_tests)
 
BOOST_FIXTURE_TEST_CASE(coinstatsindex_initial_sync, TestChain100Setup)
{
    CoinStatsIndex coin_stats_index{interfaces::MakeChain(m_node), 1_MiB, true};
    BOOST_REQUIRE(coin_stats_index.Init());
 
    const CBlockIndex* block_index;
    {
        LOCK(cs_main);
        block_index = m_node.chainman->ActiveChain().Tip();
    }
 
    // CoinStatsIndex should not be found before it is started.
    BOOST_CHECK(!coin_stats_index.LookUpStats(*block_index));
 
    // BlockUntilSyncedToCurrentChain should return false before CoinStatsIndex
    // is started.
    BOOST_CHECK(!coin_stats_index.BlockUntilSyncedToCurrentChain());
 
    coin_stats_index.Sync();
 
    // Check that CoinStatsIndex works for genesis block.
    const CBlockIndex* genesis_block_index;
    {
        LOCK(cs_main);
        genesis_block_index = m_node.chainman->ActiveChain().Genesis();
    }
    BOOST_CHECK(coin_stats_index.LookUpStats(*genesis_block_index));
 
    // Check that CoinStatsIndex updates with new blocks.
    BOOST_CHECK(coin_stats_index.LookUpStats(*block_index));
 
    const CScript script_pub_key{CScript() << ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG};
    std::vector<CMutableTransaction> noTxns;
    CreateAndProcessBlock(noTxns, script_pub_key);
 
    // Let the CoinStatsIndex to catch up again.
    BOOST_CHECK(coin_stats_index.BlockUntilSyncedToCurrentChain());
 
    const CBlockIndex* new_block_index;
    {
        LOCK(cs_main);
        new_block_index = m_node.chainman->ActiveChain().Tip();
    }
    BOOST_CHECK(coin_stats_index.LookUpStats(*new_block_index));
 
    BOOST_CHECK(block_index != new_block_index);
 
    StopIndex(coin_stats_index, m_node);
}
 
BOOST_AUTO_TEST_SUITE_END()