89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
// Copyright (c) 2016-2018 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <bench/bench.h>
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#include <chainparams.h>
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#include <validation.h>
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#include <streams.h>
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#include <consensus/validation.h>
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/* Don't use raw bitcoin blocks
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namespace block_bench {
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#include <bench/data/block413567.raw.h>
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} // namespace block_bench
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*/
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CDataStream getTestBlockStream()
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{
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static CBlock block;
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static CDataStream stream(SER_NETWORK, PROTOCOL_VERSION);
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if (block.IsNull()) {
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block.nVersion = 5;
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block.hashPrevBlock = uint256S("e8fc54d1e6581fceaaf64cc8afeedb9c4ba1eb2349eaf638f1fc41e331869dee");
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block.hashMerkleRoot = uint256S("a926580973e1204aa179a4c536023c69212ce00b56dc85d3516488f3c51dd022");
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block.hashClaimTrie = uint256S("7bae80d60b09031265f8a9f6282e4b9653764fadfac2c8b4c1f416c972b58814");
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block.nTime = 1545050539;
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block.nBits = 0x207fffff;
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block.nNonce = 128913;
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block.vtx.resize(60);
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uint256 prevHash;
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for (int i = 0; i < 60; ++i) {
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CMutableTransaction tx;
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tx.nVersion = 5;
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tx.nLockTime = 0;
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tx.vin.resize(1);
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tx.vout.resize(1);
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if (!prevHash.IsNull()) {
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tx.vin[0].prevout.hash = prevHash;
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tx.vin[0].prevout.n = 0;
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}
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tx.vin[0].scriptSig = CScript() << OP_0 << OP_0;
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tx.vin[0].nSequence = std::numeric_limits<unsigned int>::max();
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tx.vout[0].scriptPubKey = CScript();
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tx.vout[0].nValue = 0;
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prevHash = tx.GetHash();
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block.vtx[i] = MakeTransactionRef(std::move(tx));
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}
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stream << block;
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char a = '\0';
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stream.write(&a, 1); // Prevent compaction
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}
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return stream;
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}
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// These are the two major time-sinks which happen after we have fully received
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// a block off the wire, but before we can relay the block on to peers using
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// compact block relay.
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static void DeserializeBlockTest(benchmark::State& state)
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{
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auto stream = getTestBlockStream();
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const auto size = stream.size() - 1;
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while (state.KeepRunning()) {
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CBlock block;
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stream >> block;
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assert(stream.Rewind(size));
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}
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}
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static void DeserializeAndCheckBlockTest(benchmark::State& state)
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{
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auto stream = getTestBlockStream();
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const auto size = stream.size() - 1;
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const auto chainParams = CreateChainParams(CBaseChainParams::REGTEST);
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while (state.KeepRunning()) {
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CBlock block; // Note that CBlock caches its checked state, so we need to recreate it here
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stream >> block;
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assert(stream.Rewind(size));
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CValidationState validationState;
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assert(CheckBlock(block, validationState, chainParams->GetConsensus()));
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}
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}
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BENCHMARK(DeserializeBlockTest, 130);
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BENCHMARK(DeserializeAndCheckBlockTest, 160);
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