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tests: Add fuzzing harness for functions in primitives/transaction.h

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practicalswift 2020-04-24 12:15:26 +00:00
parent d5a31b7cb4
commit fd8e99da57
2 changed files with 41 additions and 0 deletions
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7
src/Makefile.test.include
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@ -69,6 +69,7 @@ FUZZ_TARGETS = \
test/fuzz/partially_signed_transaction_deserialize \
test/fuzz/pow \
test/fuzz/prefilled_transaction_deserialize \
test/fuzz/primitives_transaction \
test/fuzz/process_messages \
test/fuzz/process_message \
test/fuzz/process_message_addr \
@ -686,6 +687,12 @@ test_fuzz_prefilled_transaction_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_prefilled_transaction_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_prefilled_transaction_deserialize_SOURCES = test/fuzz/deserialize.cpp
test_fuzz_primitives_transaction_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_primitives_transaction_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_primitives_transaction_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_primitives_transaction_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_primitives_transaction_SOURCES = test/fuzz/primitives_transaction.cpp
test_fuzz_process_messages_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_process_messages_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_process_messages_LDADD = $(FUZZ_SUITE_LD_COMMON)

34
src/test/fuzz/primitives_transaction.cpp Normal file
View file

@ -0,0 +1,34 @@
// 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 <primitives/transaction.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 CScript script = ConsumeScript(fuzzed_data_provider);
const Optional<COutPoint> out_point = ConsumeDeserializable<COutPoint>(fuzzed_data_provider);
if (out_point) {
const CTxIn tx_in{*out_point, script, fuzzed_data_provider.ConsumeIntegral<uint32_t>()};
(void)tx_in;
}
const CTxOut tx_out_1{ConsumeMoney(fuzzed_data_provider), script};
const CTxOut tx_out_2{ConsumeMoney(fuzzed_data_provider), ConsumeScript(fuzzed_data_provider)};
assert((tx_out_1 == tx_out_2) != (tx_out_1 != tx_out_2));
const Optional<CMutableTransaction> mutable_tx_1 = ConsumeDeserializable<CMutableTransaction>(fuzzed_data_provider);
const Optional<CMutableTransaction> mutable_tx_2 = ConsumeDeserializable<CMutableTransaction>(fuzzed_data_provider);
if (mutable_tx_1 && mutable_tx_2) {
const CTransaction tx_1{*mutable_tx_1};
const CTransaction tx_2{*mutable_tx_2};
assert((tx_1 == tx_2) != (tx_1 != tx_2));
}
}