highperfocused/bitcoin
1
0
Fork 0
mirror of https://github.com/bitcoin/bitcoin.git synced 2025-07-12 19:42:31 +02:00
Code Issues Packages Projects Releases Wiki Activity

fuzz: wallet: remove FundTx from FuzzedWallet

Browse Source
This commit is contained in:
brunoerg
2025-06-18 11:11:25 -03:00
parent 5e6dbfd14e
commit cd1ae1b4df
1 changed files with 0 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
src/test/fuzz/util/wallet.h
View File

@ -74,59 +74,6 @@ struct FuzzedWallet {
}
}
CScript GetScriptPubKey(FuzzedDataProvider& fuzzed_data_provider) { return GetScriptForDestination(GetDestination(fuzzed_data_provider)); }
void FundTx(FuzzedDataProvider& fuzzed_data_provider, CMutableTransaction tx)
{
// The fee of "tx" is 0, so this is the total input and output amount
const CAmount total_amt{
std::accumulate(tx.vout.begin(), tx.vout.end(), CAmount{}, [](CAmount t, const CTxOut& out) { return t + out.nValue; })};
const uint32_t tx_size(GetVirtualTransactionSize(CTransaction{tx}));
std::set<int> subtract_fee_from_outputs;
if (fuzzed_data_provider.ConsumeBool()) {
for (size_t i{}; i < tx.vout.size(); ++i) {
if (fuzzed_data_provider.ConsumeBool()) {
subtract_fee_from_outputs.insert(i);
}
}
}
std::vector<CRecipient> recipients;
for (size_t idx = 0; idx < tx.vout.size(); idx++) {
const CTxOut& tx_out = tx.vout[idx];
CTxDestination dest;
ExtractDestination(tx_out.scriptPubKey, dest);
CRecipient recipient = {dest, tx_out.nValue, subtract_fee_from_outputs.count(idx) == 1};
recipients.push_back(recipient);
}
CCoinControl coin_control;
coin_control.m_allow_other_inputs = fuzzed_data_provider.ConsumeBool();
CallOneOf(
fuzzed_data_provider, [&] { coin_control.destChange = GetDestination(fuzzed_data_provider); },
[&] { coin_control.m_change_type.emplace(fuzzed_data_provider.PickValueInArray(OUTPUT_TYPES)); },
[&] { /* no op (leave uninitialized) */ });
coin_control.fAllowWatchOnly = fuzzed_data_provider.ConsumeBool();
coin_control.m_include_unsafe_inputs = fuzzed_data_provider.ConsumeBool();
{
auto& r{coin_control.m_signal_bip125_rbf};
CallOneOf(
fuzzed_data_provider, [&] { r = true; }, [&] { r = false; }, [&] { r = std::nullopt; });
}
coin_control.m_feerate = CFeeRate{
// A fee of this range should cover all cases
fuzzed_data_provider.ConsumeIntegralInRange<CAmount>(0, 2 * total_amt),
tx_size,
};
if (fuzzed_data_provider.ConsumeBool()) {
*coin_control.m_feerate += GetMinimumFeeRate(*wallet, coin_control, nullptr);
}
coin_control.fOverrideFeeRate = fuzzed_data_provider.ConsumeBool();
// Add solving data (m_external_provider and SelectExternal)?
int change_position{fuzzed_data_provider.ConsumeIntegralInRange<int>(-1, tx.vout.size() - 1)};
bilingual_str error;
// Clear tx.vout since it is not meant to be used now that we are passing outputs directly.
// This sets us up for a future PR to completely remove tx from the function signature in favor of passing inputs directly
tx.vout.clear();
(void)FundTransaction(*wallet, tx, recipients, change_position, /*lockUnspents=*/false, coin_control);
}
};
}