Differential D13913 Diff 40359 src/test/coinstatsindex_tests.cpp

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src/test/coinstatsindex_tests.cpp

// Copyright (c) 2020 The Bitcoin Core developers		// Copyright (c) 2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying		// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.		// file COPYING or http://www.opensource.org/licenses/mit-license.php.

		#include <chainparams.h>
		#include <config.h>
#include <index/coinstatsindex.h>		#include <index/coinstatsindex.h>
#include <test/util/setup_common.h>		#include <test/util/setup_common.h>
		#include <test/util/validation.h>
#include <util/time.h>		#include <util/time.h>
#include <validation.h>		#include <validation.h>

#include <boost/test/unit_test.hpp>		#include <boost/test/unit_test.hpp>

#include <chrono>		#include <chrono>

using node::CCoinsStats;		using node::CCoinsStats;
using node::CoinStatsHashType;		using node::CoinStatsHashType;

BOOST_AUTO_TEST_SUITE(coinstatsindex_tests)		BOOST_AUTO_TEST_SUITE(coinstatsindex_tests)

		static void IndexWaitSynced(BaseIndex &index) {
		// Allow the CoinStatsIndex to catch up with the block index that is syncing
		// in a background thread.
		const auto timeout = GetTime<std::chrono::seconds>() + 120s;
		while (!index.BlockUntilSyncedToCurrentChain()) {
		BOOST_REQUIRE(timeout > GetTime<std::chrono::milliseconds>());
		UninterruptibleSleep(100ms);
		}
		}

BOOST_FIXTURE_TEST_CASE(coinstatsindex_initial_sync, TestChain100Setup) {		BOOST_FIXTURE_TEST_CASE(coinstatsindex_initial_sync, TestChain100Setup) {
CoinStatsIndex coin_stats_index{1 << 20, true};		CoinStatsIndex coin_stats_index{1 << 20, true};

CCoinsStats coin_stats{CoinStatsHashType::MUHASH};		CCoinsStats coin_stats{CoinStatsHashType::MUHASH};
const CBlockIndex *block_index;		const CBlockIndex *block_index;
{		{
LOCK(cs_main);		LOCK(cs_main);
block_index = m_node.chainman->ActiveTip();		block_index = m_node.chainman->ActiveTip();
}		}

// CoinStatsIndex should not be found before it is started.		// CoinStatsIndex should not be found before it is started.
BOOST_CHECK(!coin_stats_index.LookUpStats(block_index, coin_stats));		BOOST_CHECK(!coin_stats_index.LookUpStats(block_index, coin_stats));

// BlockUntilSyncedToCurrentChain should return false before CoinStatsIndex		// BlockUntilSyncedToCurrentChain should return false before CoinStatsIndex
// is started.		// is started.
BOOST_CHECK(!coin_stats_index.BlockUntilSyncedToCurrentChain());		BOOST_CHECK(!coin_stats_index.BlockUntilSyncedToCurrentChain());

BOOST_REQUIRE(coin_stats_index.Start(m_node.chainman->ActiveChainstate()));		BOOST_REQUIRE(coin_stats_index.Start(m_node.chainman->ActiveChainstate()));

// Allow the CoinStatsIndex to catch up with the block index that is syncing		IndexWaitSynced(coin_stats_index);
// in a background thread.
const auto timeout = GetTime<std::chrono::seconds>() + 120s;
while (!coin_stats_index.BlockUntilSyncedToCurrentChain()) {
BOOST_REQUIRE(timeout > GetTime<std::chrono::milliseconds>());
UninterruptibleSleep(100ms);
}

// Check that CoinStatsIndex works for genesis block.		// Check that CoinStatsIndex works for genesis block.
const CBlockIndex *genesis_block_index;		const CBlockIndex *genesis_block_index;
{		{
LOCK(cs_main);		LOCK(cs_main);
genesis_block_index = m_node.chainman->ActiveChain().Genesis();		genesis_block_index = m_node.chainman->ActiveChain().Genesis();
}		}
BOOST_CHECK(coin_stats_index.LookUpStats(genesis_block_index, coin_stats));		BOOST_CHECK(coin_stats_index.LookUpStats(genesis_block_index, coin_stats));
Show All 20 Lines	BOOST_FIXTURE_TEST_CASE(coinstatsindex_initial_sync, TestChain100Setup) {
BOOST_CHECK(block_index != new_block_index);		BOOST_CHECK(block_index != new_block_index);

// Shutdown sequence (c.f. Shutdown() in init.cpp)		// Shutdown sequence (c.f. Shutdown() in init.cpp)
coin_stats_index.Stop();		coin_stats_index.Stop();

// Rest of shutdown sequence and destructors happen in ~TestingSetup()		// Rest of shutdown sequence and destructors happen in ~TestingSetup()
}		}

		// Test shutdown between BlockConnected and ChainStateFlushed notifications,
		// make sure index is not corrupted and is able to reload.
		BOOST_FIXTURE_TEST_CASE(coinstatsindex_unclean_shutdown, TestChain100Setup) {
		Chainstate &chainstate = Assert(m_node.chainman)->ActiveChainstate();
		const Config &config = GetConfig();
		{
		CoinStatsIndex index{1 << 20};
		BOOST_REQUIRE(index.Start(chainstate));
		IndexWaitSynced(index);
		std::shared_ptr<const CBlock> new_block;
		CBlockIndex *new_block_index = nullptr;
		{
		const CScript script_pub_key{
		CScript() << ToByteVector(coinbaseKey.GetPubKey())
		<< OP_CHECKSIG};
		const CBlock block =
		this->CreateBlock({}, script_pub_key, chainstate);

		new_block = std::make_shared<CBlock>(block);

		LOCK(cs_main);
		BlockValidationState state;
		BlockValidationOptions options{config};
		BOOST_CHECK(CheckBlock(
		block, state, config.GetChainParams().GetConsensus(), options));
		BOOST_CHECK(chainstate.AcceptBlock(config, new_block, state, true,
		nullptr, nullptr));

		// Get the block index (not returned by AcceptBlock since D2127)
		auto it{m_node.chainman->m_blockman.m_block_index.find(
		new_block->GetHash())};
		if (it != m_node.chainman->m_blockman.m_block_index.end()) {
		new_block_index = &(it->second);
		}

		CCoinsViewCache view(&chainstate.CoinsTip());
		BOOST_CHECK(chainstate.ConnectBlock(block, state, new_block_index,
		view, options));
		}
		// Send block connected notification, then stop the index without
		// sending a chainstate flushed notification. Prior to #24138, this
		// would cause the index to be corrupted and fail to reload.
		ValidationInterfaceTest::BlockConnected(index, new_block,
		new_block_index);
		index.Stop();
		}

		{
		CoinStatsIndex index{1 << 20};
		// Make sure the index can be loaded.
		BOOST_REQUIRE(index.Start(chainstate));
		index.Stop();
		}
		}

BOOST_AUTO_TEST_SUITE_END()		BOOST_AUTO_TEST_SUITE_END()