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tests: Add fuzzing harness for IsRBFOptIn(...)

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This commit is contained in:
practicalswift 2020-04-26 19:29:03 +00:00
parent 3439c88a5d
commit 13c1f6b24f
2 changed files with 54 additions and 0 deletions
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7
src/Makefile.test.include
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@ -104,6 +104,7 @@ FUZZ_TARGETS = \
test/fuzz/psbt_output_deserialize \
test/fuzz/pub_key_deserialize \
test/fuzz/random \
test/fuzz/rbf \
test/fuzz/rolling_bloom_filter \
test/fuzz/script \
test/fuzz/script_deserialize \
@ -900,6 +901,12 @@ test_fuzz_random_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_random_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_random_SOURCES = test/fuzz/random.cpp
test_fuzz_rbf_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_rbf_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_rbf_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_rbf_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_rbf_SOURCES = test/fuzz/rbf.cpp
test_fuzz_rolling_bloom_filter_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_rolling_bloom_filter_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_rolling_bloom_filter_LDADD = $(FUZZ_SUITE_LD_COMMON)

47
src/test/fuzz/rbf.cpp Normal file
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@ -0,0 +1,47 @@
// 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 <optional.h>
#include <policy/rbf.h>
#include <primitives/transaction.h>
#include <sync.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <txmempool.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());
Optional<CMutableTransaction> mtx = ConsumeDeserializable<CMutableTransaction>(fuzzed_data_provider);
if (!mtx) {
return;
}
CTxMemPool pool;
while (fuzzed_data_provider.ConsumeBool()) {
const Optional<CMutableTransaction> another_mtx = ConsumeDeserializable<CMutableTransaction>(fuzzed_data_provider);
if (!another_mtx) {
break;
}
const CTransaction another_tx{*another_mtx};
if (fuzzed_data_provider.ConsumeBool() && !mtx->vin.empty()) {
mtx->vin[0].prevout = COutPoint{another_tx.GetHash(), 0};
}
LOCK2(cs_main, pool.cs);
pool.addUnchecked(ConsumeTxMemPoolEntry(fuzzed_data_provider, another_tx));
}
const CTransaction tx{*mtx};
if (fuzzed_data_provider.ConsumeBool()) {
LOCK2(cs_main, pool.cs);
pool.addUnchecked(ConsumeTxMemPoolEntry(fuzzed_data_provider, tx));
}
{
LOCK(pool.cs);
(void)IsRBFOptIn(tx, pool);
}
}