Differential D2924 Diff 8887 src/test/txindex_tests.cpp

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src/test/txindex_tests.cpp

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				// Copyright (c) 2017-2018 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 <index/txindex.h>
				#include <script/standard.h>
				#include <test/test_bitcoin.h>
				#include <util.h>
				#include <utiltime.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(std::make_unique<TxIndexDB>(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 : coinbaseTxns) {
				BOOST_CHECK(!txindex.FindTx(txn.GetHash(), block_hash, tx_disk));
				}

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

				txindex.Start();

				// Allow tx index to catch up with the block index.
				constexpr int64_t timeout_ms = 10 * 1000;
				int64_t time_start = GetTimeMillis();
				while (!txindex.BlockUntilSyncedToCurrentChain()) {
				BOOST_REQUIRE(time_start + timeout_ms > GetTimeMillis());
				MilliSleep(100);
				}

				// Check that txindex has all txs that were in the chain before it started.
				for (const auto &txn : coinbaseTxns) {
				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(coinbaseKey.GetPubKey().GetID());
				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");
				}
				}

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

				threadGroup.interrupt_all();
				threadGroup.join_all();

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

				BOOST_AUTO_TEST_SUITE_END()