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// Copyright (c) 2017-2022 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 <index/txindex.h>
#include <interfaces/chain.h>
#include <script/standard.h>
#include <test/util/setup_common.h>
#include <util/time.h>
#include <validation.h>
#include <boost/test/unit_test.hpp>
BOOST_AUTO_TEST_SUITE(txindex_tests)
BOOST_FIXTURE_TEST_CASE(txindex_initial_sync, TestChain100Setup)
{
TxIndex txindex(interfaces::MakeChain(m_node), 1 << 20, true);
CTransactionRef tx_disk;
uint256 block_hash;
// Transaction should not be found in the index before it is started.
for (const auto& txn : m_coinbase_txns) {
BOOST_CHECK(!txindex.FindTx(txn->GetHash(), block_hash, tx_disk));
}
// BlockUntilSyncedToCurrentChain should return false before txindex is started.
BOOST_CHECK(!txindex.BlockUntilSyncedToCurrentChain());
BOOST_REQUIRE(txindex.Start());
// Allow tx index to catch up with the block index.
constexpr auto timeout{10s};
const auto time_start{SteadyClock::now()};
while (!txindex.BlockUntilSyncedToCurrentChain()) {
BOOST_REQUIRE(time_start + timeout > SteadyClock::now());
UninterruptibleSleep(std::chrono::milliseconds{100});
}
// Check that txindex excludes genesis block transactions.
const CBlock& genesis_block = Params().GenesisBlock();
for (const auto& txn : genesis_block.vtx) {
BOOST_CHECK(!txindex.FindTx(txn->GetHash(), block_hash, tx_disk));
}
// Check that txindex has all txs that were in the chain before it started.
for (const auto& txn : m_coinbase_txns) {
if (!txindex.FindTx(txn->GetHash(), block_hash, tx_disk)) {
BOOST_ERROR("FindTx failed");
} else if (tx_disk->GetHash() != txn->GetHash()) {
BOOST_ERROR("Read incorrect tx");
}
}
// Check that new transactions in new blocks make it into the index.
for (int i = 0; i < 10; i++) {
CScript coinbase_script_pub_key = GetScriptForDestination(PKHash(coinbaseKey.GetPubKey()));
std::vector<CMutableTransaction> no_txns;
const CBlock& block = CreateAndProcessBlock(no_txns, coinbase_script_pub_key);
const CTransaction& txn = *block.vtx[0];
BOOST_CHECK(txindex.BlockUntilSyncedToCurrentChain());
if (!txindex.FindTx(txn.GetHash(), block_hash, tx_disk)) {
BOOST_ERROR("FindTx failed");
} else if (tx_disk->GetHash() != txn.GetHash()) {
BOOST_ERROR("Read incorrect tx");
}
}
// It is not safe to stop and destroy the index until it finishes handling
// the last BlockConnected notification. The BlockUntilSyncedToCurrentChain()
// call above is sufficient to ensure this, but the
// SyncWithValidationInterfaceQueue() call below is also needed to ensure
// TSAN always sees the test thread waiting for the notification thread, and
// avoid potential false positive reports.
SyncWithValidationInterfaceQueue();
// shutdown sequence (c.f. Shutdown() in init.cpp)
txindex.Stop();
}
BOOST_AUTO_TEST_SUITE_END()
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