Bitcoin ABC
0.26.3
P2P Digital Currency
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src
bench
block_assemble.cpp
Go to the documentation of this file.
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// Copyright (c) 2011-2017 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 <config.h>
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#include <
consensus/validation.h
>
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#include <
script/standard.h
>
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#include <test/util/mining.h>
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#include <test/util/setup_common.h>
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#include <test/util/wallet.h>
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#include <
txmempool.h
>
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#include <
validation.h
>
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#include <vector>
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static
void
AssembleBlock
(
benchmark::Bench
&
bench
) {
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const
auto
test_setup
=
MakeNoLogFileContext<const TestingSetup>
();
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const
Config
&config =
test_setup
->m_node.chainman->GetConfig();
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const
CScript
redeemScript
=
CScript
() <<
OP_DROP
<<
OP_TRUE
;
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const
CScript
SCRIPT_PUB
=
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CScript
() <<
OP_HASH160
<<
ToByteVector
(
CScriptID
(
redeemScript
))
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<<
OP_EQUAL
;
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const
CScript
scriptSig =
CScript
() << std::vector<uint8_t>(100, 0xff)
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<<
ToByteVector
(
redeemScript
);
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// Collect some loose transactions that spend the coinbases of our mined
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// blocks
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constexpr
size_t
NUM_BLOCKS
{200};
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std::array<
CTransactionRef
,
NUM_BLOCKS
-
COINBASE_MATURITY
+ 1>
txs
;
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for
(
size_t
b
= 0;
b
<
NUM_BLOCKS
; ++
b
) {
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CMutableTransaction
tx;
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tx.
vin
.push_back(
MineBlock
(config,
test_setup
->m_node,
SCRIPT_PUB
));
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tx.
vin
.back().scriptSig = scriptSig;
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tx.
vout
.emplace_back(1337 *
SATOSHI
,
SCRIPT_PUB
);
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if
(
NUM_BLOCKS
-
b
>=
COINBASE_MATURITY
) {
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txs
.at(
b
) =
MakeTransactionRef
(tx);
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}
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}
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{
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LOCK
(
::cs_main
);
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for
(
const
auto
&
txr
:
txs
) {
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const
MempoolAcceptResult
res
=
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test_setup
->m_node.chainman->ProcessTransaction(
txr
);
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assert
(
res
.m_result_type ==
MempoolAcceptResult::ResultType::VALID
);
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}
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}
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bench
.run([&] {
PrepareBlock
(config,
test_setup
->m_node,
SCRIPT_PUB
); });
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}
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BENCHMARK
(
AssembleBlock
);
SATOSHI
static constexpr Amount SATOSHI
Definition
amount.h:143
bench.h
BENCHMARK
#define BENCHMARK(n)
Definition
bench.h:65
AssembleBlock
static void AssembleBlock(benchmark::Bench &bench)
Definition
block_assemble.cpp:17
CMutableTransaction
A mutable version of CTransaction.
Definition
transaction.h:274
CMutableTransaction::vout
std::vector< CTxOut > vout
Definition
transaction.h:277
CMutableTransaction::vin
std::vector< CTxIn > vin
Definition
transaction.h:276
CScript
Serialized script, used inside transaction inputs and outputs.
Definition
script.h:431
CScriptID
A reference to a CScript: the Hash160 of its serialization (see script.h)
Definition
standard.h:24
Config
Definition
config.h:19
ankerl::nanobench::Bench
Main entry point to nanobench's benchmarking facility.
Definition
nanobench.h:616
validation.h
COINBASE_MATURITY
static const int COINBASE_MATURITY
Coinbase transaction outputs can only be spent after this number of new blocks (network rule).
Definition
consensus.h:32
cs_main
RecursiveMutex cs_main
Mutex to guard access to validation specific variables, such as reading or changing the chainstate.
Definition
cs_main.cpp:7
MakeTransactionRef
static CTransactionRef MakeTransactionRef()
Definition
transaction.h:316
CTransactionRef
std::shared_ptr< const CTransaction > CTransactionRef
Definition
transaction.h:315
GetRand
T GetRand(T nMax=std::numeric_limits< T >::max()) noexcept
Generate a uniform random integer of type T in the range [0..nMax) nMax defaults to std::numeric_limi...
Definition
random.h:85
OP_EQUAL
@ OP_EQUAL
Definition
script.h:119
OP_HASH160
@ OP_HASH160
Definition
script.h:160
OP_TRUE
@ OP_TRUE
Definition
script.h:57
OP_DROP
@ OP_DROP
Definition
script.h:97
ToByteVector
std::vector< uint8_t > ToByteVector(const T &in)
Definition
script.h:42
standard.h
MempoolAcceptResult
Validation result for a transaction evaluated by MemPoolAccept (single or package).
Definition
validation.h:206
MempoolAcceptResult::ResultType::VALID
@ VALID
Fully validated, valid.
LOCK
#define LOCK(cs)
Definition
sync.h:306
txmempool.h
assert
assert(!tx.IsCoinBase())
validation.h
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