rpc_blockchain.cpp

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// Copyright (c) 2016-2019 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 <bench/data.h>
 
#include <rpc/blockchain.h>
#include <streams.h>
#include <util/chaintype.h>
#include <validation.h>
 
#include <test/util/setup_common.h>
 
#include <univalue.h>
 
namespace {
 
struct TestBlockAndIndex {
    const std::unique_ptr<const TestingSetup> testing_setup{
        MakeNoLogFileContext<const TestingSetup>(ChainType::MAIN)};
    CBlock block{};
    BlockHash blockHash{};
    CBlockIndex blockindex{};
 
    TestBlockAndIndex() {
        DataStream stream{benchmark::data::block413567};
        std::byte a{0};
        // Prevent compaction
        stream.write({&a, 1});
 
        stream >> block;
 
        blockHash = block.GetHash();
        blockindex.phashBlock = &blockHash;
        blockindex.nBits = 403014710;
    }
};
 
} // namespace
 
static void BlockToJsonVerbose(benchmark::Bench &bench) {
    TestBlockAndIndex data;
    bench.run([&] {
        auto univalue = blockToJSON(
            data.testing_setup->m_node.chainman->m_blockman, data.block,
            data.blockindex, data.blockindex, /*txDetails=*/true);
        ankerl::nanobench::doNotOptimizeAway(univalue);
    });
}
 
BENCHMARK(BlockToJsonVerbose);
 
static void BlockToJsonVerboseWrite(benchmark::Bench &bench) {
    TestBlockAndIndex data;
    auto univalue = blockToJSON(data.testing_setup->m_node.chainman->m_blockman,
                                data.block, data.blockindex, data.blockindex,
                                /*txDetails=*/true);
    bench.run([&] {
        auto str = univalue.write();
        ankerl::nanobench::doNotOptimizeAway(str);
    });
}
 
BENCHMARK(BlockToJsonVerboseWrite);