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// Copyright (c) 2011-2022 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 <bench/bench.h>
#include <consensus/validation.h>
#include <crypto/sha256.h>
#include <node/miner.h>
#include <random.h>
#include <test/util/mining.h>
#include <test/util/script.h>
#include <test/util/setup_common.h>
#include <txmempool.h>
#include <validation.h>
#include <vector>
static void AssembleBlock(benchmark::Bench& bench)
{
const auto test_setup = MakeNoLogFileContext<const TestingSetup>();
CScriptWitness witness;
witness.stack.push_back(WITNESS_STACK_ELEM_OP_TRUE);
// Collect some loose transactions that spend the coinbases of our mined blocks
constexpr size_t NUM_BLOCKS{200};
std::array<CTransactionRef, NUM_BLOCKS - COINBASE_MATURITY + 1> txs;
for (size_t b{0}; b < NUM_BLOCKS; ++b) {
CMutableTransaction tx;
tx.vin.emplace_back(MineBlock(test_setup->m_node, P2WSH_OP_TRUE));
tx.vin.back().scriptWitness = witness;
tx.vout.emplace_back(1337, P2WSH_OP_TRUE);
if (NUM_BLOCKS - b >= COINBASE_MATURITY)
txs.at(b) = MakeTransactionRef(tx);
}
{
LOCK(::cs_main);
for (const auto& txr : txs) {
const MempoolAcceptResult res = test_setup->m_node.chainman->ProcessTransaction(txr);
assert(res.m_result_type == MempoolAcceptResult::ResultType::VALID);
}
}
bench.run([&] {
PrepareBlock(test_setup->m_node, P2WSH_OP_TRUE);
});
}
static void BlockAssemblerAddPackageTxns(benchmark::Bench& bench)
{
FastRandomContext det_rand{true};
auto testing_setup{MakeNoLogFileContext<TestChain100Setup>()};
testing_setup->PopulateMempool(det_rand, /*num_transactions=*/1000, /*submit=*/true);
node::BlockAssembler::Options assembler_options;
assembler_options.test_block_validity = false;
bench.run([&] {
PrepareBlock(testing_setup->m_node, P2WSH_OP_TRUE, assembler_options);
});
}
BENCHMARK(AssembleBlock, benchmark::PriorityLevel::HIGH);
BENCHMARK(BlockAssemblerAddPackageTxns, benchmark::PriorityLevel::LOW);
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