dash/src/test/validation_chainstate_tests.cpp
Kittywhiskers Van Gogh 67cfee70f8
refactor: remove CMNHFManager::GetSignalsStage alias from CChainState
GetMNHFSignalsStage doesn't actually probe anything from CChainState
nor is necessary for CChainState members.
2024-03-18 21:36:34 +00:00

81 lines
2.7 KiB
C++

// Copyright (c) 2020 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 <evo/evodb.h>
#include <index/txindex.h>
#include <llmq/blockprocessor.h>
#include <llmq/chainlocks.h>
#include <llmq/instantsend.h>
#include <random.h>
#include <sync.h>
#include <test/util/setup_common.h>
#include <uint256.h>
#include <validation.h>
#include <vector>
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(validation_chainstate_tests, TestingSetup)
//! Test resizing coins-related CChainState caches during runtime.
//!
BOOST_AUTO_TEST_CASE(validation_chainstate_resize_caches)
{
ChainstateManager manager;
CTxMemPool mempool;
//! Create and add a Coin with DynamicMemoryUsage of 80 bytes to the given view.
auto add_coin = [](CCoinsViewCache& coins_view) -> COutPoint {
Coin newcoin;
uint256 txid = InsecureRand256();
COutPoint outp{txid, 0};
newcoin.nHeight = 1;
newcoin.out.nValue = InsecureRand32();
newcoin.out.scriptPubKey.assign((uint32_t)56, 1);
coins_view.AddCoin(outp, std::move(newcoin), false);
return outp;
};
CChainState& c1 = WITH_LOCK(cs_main, return manager.InitializeChainstate(&mempool, *m_node.evodb, m_node.chain_helper, llmq::chainLocksHandler, llmq::quorumInstantSendManager));
c1.InitCoinsDB(
/* cache_size_bytes */ 1 << 23, /* in_memory */ true, /* should_wipe */ false);
WITH_LOCK(::cs_main, c1.InitCoinsCache(1 << 23));
// Add a coin to the in-memory cache, upsize once, then downsize.
{
LOCK(::cs_main);
auto outpoint = add_coin(c1.CoinsTip());
// Set a meaningless bestblock value in the coinsview cache - otherwise we won't
// flush during ResizecoinsCaches() and will subsequently hit an assertion.
c1.CoinsTip().SetBestBlock(InsecureRand256());
BOOST_CHECK(c1.CoinsTip().HaveCoinInCache(outpoint));
c1.ResizeCoinsCaches(
1 << 24, // upsizing the coinsview cache
1 << 22 // downsizing the coinsdb cache
);
// View should still have the coin cached, since we haven't destructed the cache on upsize.
BOOST_CHECK(c1.CoinsTip().HaveCoinInCache(outpoint));
c1.ResizeCoinsCaches(
1 << 22, // downsizing the coinsview cache
1 << 23 // upsizing the coinsdb cache
);
// The view cache should be empty since we had to destruct to downsize.
BOOST_CHECK(!c1.CoinsTip().HaveCoinInCache(outpoint));
}
// Avoid triggering the address sanitizer.
WITH_LOCK(::cs_main, manager.Unload());
}
BOOST_AUTO_TEST_SUITE_END()