tests: Add fuzzing harness for CBlockPolicyEstimator::{Read,Write} (policy/fees.h)
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3 changed files with 46 additions and 0 deletions
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@ -77,6 +77,7 @@ FUZZ_TARGETS = \
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test/fuzz/partial_merkle_tree_deserialize \
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test/fuzz/partial_merkle_tree_deserialize \
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test/fuzz/partially_signed_transaction_deserialize \
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test/fuzz/partially_signed_transaction_deserialize \
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test/fuzz/policy_estimator \
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test/fuzz/policy_estimator \
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test/fuzz/policy_estimator_io \
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test/fuzz/pow \
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test/fuzz/pow \
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test/fuzz/prefilled_transaction_deserialize \
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test/fuzz/prefilled_transaction_deserialize \
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test/fuzz/prevector \
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test/fuzz/prevector \
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@ -761,6 +762,12 @@ test_fuzz_policy_estimator_LDADD = $(FUZZ_SUITE_LD_COMMON)
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test_fuzz_policy_estimator_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
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test_fuzz_policy_estimator_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
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test_fuzz_policy_estimator_SOURCES = test/fuzz/policy_estimator.cpp
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test_fuzz_policy_estimator_SOURCES = test/fuzz/policy_estimator.cpp
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test_fuzz_policy_estimator_io_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
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test_fuzz_policy_estimator_io_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
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test_fuzz_policy_estimator_io_LDADD = $(FUZZ_SUITE_LD_COMMON)
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test_fuzz_policy_estimator_io_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
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test_fuzz_policy_estimator_io_SOURCES = test/fuzz/policy_estimator_io.cpp
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test_fuzz_pow_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
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test_fuzz_pow_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
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test_fuzz_pow_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
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test_fuzz_pow_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
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test_fuzz_pow_LDADD = $(FUZZ_SUITE_LD_COMMON)
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test_fuzz_pow_LDADD = $(FUZZ_SUITE_LD_COMMON)
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@ -14,6 +14,11 @@
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#include <string>
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#include <string>
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#include <vector>
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#include <vector>
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void initialize()
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{
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InitializeFuzzingContext();
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}
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void test_one_input(const std::vector<uint8_t>& buffer)
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void test_one_input(const std::vector<uint8_t>& buffer)
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{
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{
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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@ -66,4 +71,10 @@ void test_one_input(const std::vector<uint8_t>& buffer)
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(void)block_policy_estimator.estimateSmartFee(fuzzed_data_provider.ConsumeIntegral<int>(), fuzzed_data_provider.ConsumeBool() ? &fee_calculation : nullptr, fuzzed_data_provider.ConsumeBool());
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(void)block_policy_estimator.estimateSmartFee(fuzzed_data_provider.ConsumeIntegral<int>(), fuzzed_data_provider.ConsumeBool() ? &fee_calculation : nullptr, fuzzed_data_provider.ConsumeBool());
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(void)block_policy_estimator.HighestTargetTracked(fuzzed_data_provider.PickValueInArray({FeeEstimateHorizon::SHORT_HALFLIFE, FeeEstimateHorizon::MED_HALFLIFE, FeeEstimateHorizon::LONG_HALFLIFE}));
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(void)block_policy_estimator.HighestTargetTracked(fuzzed_data_provider.PickValueInArray({FeeEstimateHorizon::SHORT_HALFLIFE, FeeEstimateHorizon::MED_HALFLIFE, FeeEstimateHorizon::LONG_HALFLIFE}));
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}
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}
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{
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FuzzedAutoFileProvider fuzzed_auto_file_provider = ConsumeAutoFile(fuzzed_data_provider);
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CAutoFile fuzzed_auto_file = fuzzed_auto_file_provider.open();
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block_policy_estimator.Write(fuzzed_auto_file);
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block_policy_estimator.Read(fuzzed_auto_file);
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}
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}
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}
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28
src/test/fuzz/policy_estimator_io.cpp
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28
src/test/fuzz/policy_estimator_io.cpp
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@ -0,0 +1,28 @@
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// Copyright (c) 2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <policy/fees.h>
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#include <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <test/fuzz/util.h>
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#include <cstdint>
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#include <vector>
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void initialize()
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{
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InitializeFuzzingContext();
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}
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void test_one_input(const std::vector<uint8_t>& buffer)
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{
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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FuzzedAutoFileProvider fuzzed_auto_file_provider = ConsumeAutoFile(fuzzed_data_provider);
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CAutoFile fuzzed_auto_file = fuzzed_auto_file_provider.open();
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// Re-using block_policy_estimator across runs to avoid costly creation of CBlockPolicyEstimator object.
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static CBlockPolicyEstimator block_policy_estimator;
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if (block_policy_estimator.Read(fuzzed_auto_file)) {
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block_policy_estimator.Write(fuzzed_auto_file);
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}
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}
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