Bitcoin Core  27.99.0
P2P Digital Currency
fees.cpp
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1 // Copyright (c) 2020-2021 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #include <consensus/amount.h>
6 #include <policy/fees.h>
8 #include <test/fuzz/fuzz.h>
9 #include <test/fuzz/util.h>
10 #include <util/fees.h>
11 
12 #include <cstdint>
13 #include <string>
14 #include <vector>
15 
17 {
18  FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
19  const CFeeRate minimal_incremental_fee{ConsumeMoney(fuzzed_data_provider)};
20  FastRandomContext rng{/*fDeterministic=*/true};
21  FeeFilterRounder fee_filter_rounder{minimal_incremental_fee, rng};
22  LIMITED_WHILE(fuzzed_data_provider.ConsumeBool(), 10000) {
23  const CAmount current_minimum_fee = ConsumeMoney(fuzzed_data_provider);
24  const CAmount rounded_fee = fee_filter_rounder.round(current_minimum_fee);
25  assert(MoneyRange(rounded_fee));
26  }
28  (void)StringForFeeReason(fee_reason);
29 }
bool MoneyRange(const CAmount &nValue)
Definition: amount.h:27
int64_t CAmount
Amount in satoshis (Can be negative)
Definition: amount.h:12
Fee rate in satoshis per kilovirtualbyte: CAmount / kvB.
Definition: feerate.h:33
Fast randomness source.
Definition: random.h:145
T PickValueInArray(const T(&array)[size])
#define LIMITED_WHILE(condition, limit)
Can be used to limit a theoretically unbounded loop.
Definition: fuzz.h:23
FeeReason
Definition: fees.h:60
FUZZ_TARGET(fees)
Definition: fees.cpp:16
CAmount ConsumeMoney(FuzzedDataProvider &fuzzed_data_provider, const std::optional< CAmount > &max) noexcept
Definition: util.cpp:29
std::string StringForFeeReason(FeeReason reason)
Definition: fees.cpp:17
assert(!tx.IsCoinBase())