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tests: Add fuzzing harness for FeeFilterRounder

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This commit is contained in:
practicalswift 2020-04-07 15:40:13 +00:00
parent 63dad67348
commit 44fb2a596b
2 changed files with 33 additions and 0 deletions
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7
src/Makefile.test.include
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@ -34,6 +34,7 @@ FUZZ_TARGETS = \
test/fuzz/eval_script \
test/fuzz/fee_rate \
test/fuzz/fee_rate_deserialize \
test/fuzz/fees \
test/fuzz/flat_file_pos_deserialize \
test/fuzz/flatfile \
test/fuzz/float \
@ -465,6 +466,12 @@ test_fuzz_fee_rate_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_fee_rate_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_fee_rate_deserialize_SOURCES = test/fuzz/deserialize.cpp
test_fuzz_fees_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_fees_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_fees_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_fees_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_fees_SOURCES = test/fuzz/fees.cpp
test_fuzz_flat_file_pos_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DFLAT_FILE_POS_DESERIALIZE=1
test_fuzz_flat_file_pos_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_flat_file_pos_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)

26
src/test/fuzz/fees.cpp Normal file
View file

@ -0,0 +1,26 @@
// Copyright (c) 2020 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 <amount.h>
#include <optional.h>
#include <policy/fees.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <cstdint>
#include <string>
#include <vector>
void test_one_input(const std::vector<uint8_t>& buffer)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
const CFeeRate minimal_incremental_fee{ConsumeMoney(fuzzed_data_provider)};
FeeFilterRounder fee_filter_rounder{minimal_incremental_fee};
while (fuzzed_data_provider.ConsumeBool()) {
const CAmount current_minimum_fee = ConsumeMoney(fuzzed_data_provider);
const CAmount rounded_fee = fee_filter_rounder.round(current_minimum_fee);
assert(MoneyRange(rounded_fee));
}
}