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tests: Add fuzzing harness for various CTxIn related functions

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This commit is contained in:
practicalswift
2019-10-09 13:07:31 +00:00
parent cb11324a63
commit ce935292c0
2 changed files with 40 additions and 0 deletions
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7
src/Makefile.test.include
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@@ -47,6 +47,7 @@ FUZZ_TARGETS = \
test/fuzz/spanparsing \
test/fuzz/sub_net_deserialize \
test/fuzz/transaction \
test/fuzz/tx_in \
test/fuzz/tx_in_deserialize \
test/fuzz/txoutcompressor_deserialize \
test/fuzz/txundo_deserialize
@@ -497,6 +498,12 @@ test_fuzz_tx_in_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_tx_in_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_tx_in_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)
test_fuzz_tx_in_SOURCES = $(FUZZ_SUITE) test/fuzz/tx_in.cpp
test_fuzz_tx_in_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_tx_in_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_tx_in_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_tx_in_LDADD = $(FUZZ_SUITE_LD_COMMON)
endif # ENABLE_FUZZ
nodist_test_test_bitcoin_SOURCES = $(GENERATED_TEST_FILES)

33
src/test/fuzz/tx_in.cpp Normal file
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@@ -0,0 +1,33 @@
// Copyright (c) 2019 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 <consensus/validation.h>
#include <core_memusage.h>
#include <policy/policy.h>
#include <primitives/transaction.h>
#include <streams.h>
#include <test/fuzz/fuzz.h>
#include <version.h>
#include <cassert>
void test_one_input(const std::vector<uint8_t>& buffer)
{
CDataStream ds(buffer, SER_NETWORK, INIT_PROTO_VERSION);
CTxIn tx_in;
try {
int version;
ds >> version;
ds.SetVersion(version);
ds >> tx_in;
} catch (const std::ios_base::failure&) {
return;
}
(void)GetTransactionInputWeight(tx_in);
(void)GetVirtualTransactionInputSize(tx_in);
(void)RecursiveDynamicUsage(tx_in);
(void)tx_in.ToString();
}