rpc_blockchain.cpp

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// Copyright (c) 2016-2021 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 <test/util/setup_common.h>
#include <validation.h>
 
#include <univalue.h>
 
namespace {
 
struct TestBlockAndIndex {
    const std::unique_ptr<const TestingSetup> testing_setup{MakeNoLogFileContext<const TestingSetup>(CBaseChainParams::MAIN)};
    CBlock block{};
    uint256 blockHash{};
    CBlockIndex blockindex{};
 
    TestBlockAndIndex()
    {
        CDataStream stream(benchmark::data::block413567, SER_NETWORK, PROTOCOL_VERSION);
        std::byte a{0};
        stream.write({&a, 1}); // Prevent compaction
 
        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.block, &data.blockindex, &data.blockindex, TxVerbosity::SHOW_DETAILS_AND_PREVOUT);
        ankerl::nanobench::doNotOptimizeAway(univalue);
    });
}
 
BENCHMARK(BlockToJsonVerbose);
 
static void BlockToJsonVerboseWrite(benchmark::Bench& bench)
{
    TestBlockAndIndex data;
    auto univalue = blockToJSON(data.block, &data.blockindex, &data.blockindex, TxVerbosity::SHOW_DETAILS_AND_PREVOUT);
    bench.run([&] {
        auto str = univalue.write();
        ankerl::nanobench::doNotOptimizeAway(str);
    });
}
 
BENCHMARK(BlockToJsonVerboseWrite);