2020-04-26 15:27:54 -04:00
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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 <primitives/transaction.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 <txmempool.h>
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#include <cstdint>
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2020-05-10 14:35:55 -04:00
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#include <optional>
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2020-04-26 15:27:54 -04:00
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#include <string>
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#include <vector>
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2020-06-02 15:06:07 -04:00
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void initialize()
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{
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InitializeFuzzingContext();
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}
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2020-04-26 15:27:54 -04:00
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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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CBlockPolicyEstimator block_policy_estimator;
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while (fuzzed_data_provider.ConsumeBool()) {
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switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 3)) {
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case 0: {
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2020-05-10 14:35:55 -04:00
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const std::optional<CMutableTransaction> mtx = ConsumeDeserializable<CMutableTransaction>(fuzzed_data_provider);
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2020-04-26 15:27:54 -04:00
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if (!mtx) {
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break;
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}
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const CTransaction tx{*mtx};
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block_policy_estimator.processTransaction(ConsumeTxMemPoolEntry(fuzzed_data_provider, tx), fuzzed_data_provider.ConsumeBool());
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if (fuzzed_data_provider.ConsumeBool()) {
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(void)block_policy_estimator.removeTx(tx.GetHash(), /* inBlock */ fuzzed_data_provider.ConsumeBool());
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}
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break;
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}
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case 1: {
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std::vector<CTxMemPoolEntry> mempool_entries;
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while (fuzzed_data_provider.ConsumeBool()) {
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2020-05-10 14:35:55 -04:00
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const std::optional<CMutableTransaction> mtx = ConsumeDeserializable<CMutableTransaction>(fuzzed_data_provider);
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2020-04-26 15:27:54 -04:00
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if (!mtx) {
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break;
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}
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const CTransaction tx{*mtx};
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mempool_entries.push_back(ConsumeTxMemPoolEntry(fuzzed_data_provider, tx));
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}
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std::vector<const CTxMemPoolEntry*> ptrs;
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ptrs.reserve(mempool_entries.size());
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for (const CTxMemPoolEntry& mempool_entry : mempool_entries) {
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ptrs.push_back(&mempool_entry);
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}
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block_policy_estimator.processBlock(fuzzed_data_provider.ConsumeIntegral<unsigned int>(), ptrs);
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break;
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}
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case 2: {
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(void)block_policy_estimator.removeTx(ConsumeUInt256(fuzzed_data_provider), /* inBlock */ fuzzed_data_provider.ConsumeBool());
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break;
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}
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case 3: {
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block_policy_estimator.FlushUnconfirmed();
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break;
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}
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}
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(void)block_policy_estimator.estimateFee(fuzzed_data_provider.ConsumeIntegral<int>());
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EstimationResult result;
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(void)block_policy_estimator.estimateRawFee(fuzzed_data_provider.ConsumeIntegral<int>(), fuzzed_data_provider.ConsumeFloatingPoint<double>(), fuzzed_data_provider.PickValueInArray({FeeEstimateHorizon::SHORT_HALFLIFE, FeeEstimateHorizon::MED_HALFLIFE, FeeEstimateHorizon::LONG_HALFLIFE}), fuzzed_data_provider.ConsumeBool() ? &result : nullptr);
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FeeCalculation fee_calculation;
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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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}
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2020-06-02 15:06:07 -04:00
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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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2020-04-26 15:27:54 -04:00
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}
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