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tests: Add fuzzing harness for functions/classes in merkleblock.h

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This commit is contained in:
practicalswift 2020-03-27 20:55:47 +00:00
parent a16ea051f9
commit 9718f38f54
2 changed files with 34 additions and 0 deletions
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7
src/Makefile.test.include
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@ -45,6 +45,7 @@ FUZZ_TARGETS = \
test/fuzz/key_origin_info_deserialize \ test/fuzz/key_origin_info_deserialize \
test/fuzz/locale \ test/fuzz/locale \
test/fuzz/merkle_block_deserialize \ test/fuzz/merkle_block_deserialize \
test/fuzz/merkleblock \
test/fuzz/messageheader_deserialize \ test/fuzz/messageheader_deserialize \
test/fuzz/multiplication_overflow \ test/fuzz/multiplication_overflow \
test/fuzz/net_permissions \ test/fuzz/net_permissions \
@ -541,6 +542,12 @@ test_fuzz_merkle_block_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_merkle_block_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_merkle_block_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_merkle_block_deserialize_SOURCES = $(FUZZ_SUITE) test/fuzz/deserialize.cpp test_fuzz_merkle_block_deserialize_SOURCES = $(FUZZ_SUITE) test/fuzz/deserialize.cpp
test_fuzz_merkleblock_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_merkleblock_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_merkleblock_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_merkleblock_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_merkleblock_SOURCES = $(FUZZ_SUITE) test/fuzz/merkleblock.cpp
test_fuzz_messageheader_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DMESSAGEHEADER_DESERIALIZE=1 test_fuzz_messageheader_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DMESSAGEHEADER_DESERIALIZE=1
test_fuzz_messageheader_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_messageheader_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_messageheader_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_messageheader_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)

27
src/test/fuzz/merkleblock.cpp Normal file
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@ -0,0 +1,27 @@
// 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 <merkleblock.h>
#include <optional.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <uint256.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<CPartialMerkleTree> partial_merkle_tree = ConsumeDeserializable<CPartialMerkleTree>(fuzzed_data_provider);
if (!partial_merkle_tree) {
return;
}
(void)partial_merkle_tree->GetNumTransactions();
std::vector<uint256> matches;
std::vector<unsigned int> indices;
(void)partial_merkle_tree->ExtractMatches(matches, indices);
}