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Rename CoinSelectionParams::effective_fee to m_effective_feerate

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It's a feerate, not a fee. Also follow the style guide for member names.
This commit is contained in:
Andrew Chow 2021-03-16 16:19:03 -04:00
parent bdd0c2934b
commit f9cd2bfbcc
4 changed files with 18 additions and 18 deletions
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2
src/bench/coin_selection.cpp
View file

@ -50,7 +50,7 @@ static void CoinSelection(benchmark::Bench& bench)
const CoinEligibilityFilter filter_standard(1, 6, 0);
const CoinSelectionParams coin_selection_params(/* use_bnb= */ true, /* change_output_size= */ 34,
/* change_spend_size= */ 148, /* effective_fee= */ CFeeRate(0),
/* change_spend_size= */ 148, /* effective_feerate= */ CFeeRate(0),
/* long_term_feerate= */ CFeeRate(0), /* discard_feerate= */ CFeeRate(0),
/* tx_no_inputs_size= */ 0, /* avoid_partial= */ false);
bench.run([&] {

10
src/wallet/test/coinselector_tests.cpp
View file

@ -36,7 +36,7 @@ CoinEligibilityFilter filter_standard(1, 6, 0);
CoinEligibilityFilter filter_confirmed(1, 1, 0);
CoinEligibilityFilter filter_standard_extra(6, 6, 0);
CoinSelectionParams coin_selection_params(/* use_bnb= */ false, /* change_output_size= */ 0,
/* change_spend_size= */ 0, /* effective_fee= */ CFeeRate(0),
/* change_spend_size= */ 0, /* effective_feerate= */ CFeeRate(0),
/* long_term_feerate= */ CFeeRate(0), /* discard_feerate= */ CFeeRate(0),
/* tx_no_inputs_size= */ 0, /* avoid_partial= */ false);
@ -273,7 +273,7 @@ BOOST_AUTO_TEST_CASE(bnb_search_test)
// Make sure that effective value is working in SelectCoinsMinConf when BnB is used
CoinSelectionParams coin_selection_params_bnb(/* use_bnb= */ true, /* change_output_size= */ 0,
/* change_spend_size= */ 0, /* effective_fee= */ CFeeRate(3000),
/* change_spend_size= */ 0, /* effective_feerate= */ CFeeRate(3000),
/* long_term_feerate= */ CFeeRate(1000), /* discard_feerate= */ CFeeRate(1000),
/* tx_no_inputs_size= */ 0, /* avoid_partial= */ false);
CoinSet setCoinsRet;
@ -307,7 +307,7 @@ BOOST_AUTO_TEST_CASE(bnb_search_test)
CCoinControl coin_control;
coin_control.fAllowOtherInputs = true;
coin_control.Select(COutPoint(vCoins.at(0).tx->GetHash(), vCoins.at(0).i));
coin_selection_params_bnb.effective_fee = CFeeRate(0);
coin_selection_params_bnb.m_effective_feerate = CFeeRate(0);
BOOST_CHECK(wallet->SelectCoins(vCoins, 10 * CENT, setCoinsRet, nValueRet, coin_control, coin_selection_params_bnb, bnb_used));
BOOST_CHECK(bnb_used);
BOOST_CHECK(coin_selection_params_bnb.use_bnb);
@ -646,11 +646,11 @@ BOOST_AUTO_TEST_CASE(SelectCoins_test)
// Perform selection
CoinSelectionParams coin_selection_params_knapsack(/* use_bnb= */ false, /* change_output_size= */ 34,
/* change_spend_size= */ 148, /* effective_fee= */ CFeeRate(0),
/* change_spend_size= */ 148, /* effective_feerate= */ CFeeRate(0),
/* long_term_feerate= */ CFeeRate(0), /* discard_feerate= */ CFeeRate(0),
/* tx_no_inputs_size= */ 0, /* avoid_partial= */ false);
CoinSelectionParams coin_selection_params_bnb(/* use_bnb= */ true, /* change_output_size= */ 34,
/* change_spend_size= */ 148, /* effective_fee= */ CFeeRate(0),
/* change_spend_size= */ 148, /* effective_feerate= */ CFeeRate(0),
/* long_term_feerate= */ CFeeRate(0), /* discard_feerate= */ CFeeRate(0),
/* tx_no_inputs_size= */ 0, /* avoid_partial= */ false);
CoinSet out_set;

18
src/wallet/wallet.cpp
View file

@ -2368,16 +2368,16 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const CoinEligibil
// When subtracting the fee from the outputs, we want the effective feerate to be 0
CFeeRate effective_feerate{0};
if (!coin_selection_params.m_subtract_fee_outputs) {
effective_feerate = coin_selection_params.effective_fee;
effective_feerate = coin_selection_params.m_effective_feerate;
}
std::vector<OutputGroup> groups = GroupOutputs(coins, !coin_selection_params.m_avoid_partial_spends, effective_feerate, coin_selection_params.m_long_term_feerate, eligibility_filter, true /* positive_only */);
// Calculate cost of change
CAmount cost_of_change = coin_selection_params.m_discard_feerate.GetFee(coin_selection_params.change_spend_size) + coin_selection_params.effective_fee.GetFee(coin_selection_params.change_output_size);
CAmount cost_of_change = coin_selection_params.m_discard_feerate.GetFee(coin_selection_params.change_spend_size) + coin_selection_params.m_effective_feerate.GetFee(coin_selection_params.change_output_size);
// Calculate the fees for things that aren't inputs
CAmount not_input_fees = coin_selection_params.effective_fee.GetFee(coin_selection_params.tx_noinputs_size);
CAmount not_input_fees = coin_selection_params.m_effective_feerate.GetFee(coin_selection_params.tx_noinputs_size);
bnb_used = true;
return SelectCoinsBnB(groups, nTargetValue, cost_of_change, setCoinsRet, nValueRet, not_input_fees);
} else {
@ -2431,7 +2431,7 @@ bool CWallet::SelectCoins(const std::vector<COutput>& vAvailableCoins, const CAm
if (coin.m_input_bytes <= 0) {
return false; // Not solvable, can't estimate size for fee
}
coin.effective_value = coin.txout.nValue - coin_selection_params.effective_fee.GetFee(coin.m_input_bytes);
coin.effective_value = coin.txout.nValue - coin_selection_params.m_effective_feerate.GetFee(coin.m_input_bytes);
if (coin_selection_params.use_bnb) {
value_to_select -= coin.effective_value;
} else {
@ -2802,11 +2802,11 @@ bool CWallet::CreateTransactionInternal(
coin_selection_params.m_discard_feerate = GetDiscardRate(*this);
// Get the fee rate to use effective values in coin selection
coin_selection_params.effective_fee = GetMinimumFeeRate(*this, coin_control, &feeCalc);
coin_selection_params.m_effective_feerate = GetMinimumFeeRate(*this, coin_control, &feeCalc);
// Do not, ever, assume that it's fine to change the fee rate if the user has explicitly
// provided one
if (coin_control.m_feerate && coin_selection_params.effective_fee > *coin_control.m_feerate) {
error = strprintf(_("Fee rate (%s) is lower than the minimum fee rate setting (%s)"), coin_control.m_feerate->ToString(FeeEstimateMode::SAT_VB), coin_selection_params.effective_fee.ToString(FeeEstimateMode::SAT_VB));
if (coin_control.m_feerate && coin_selection_params.m_effective_feerate > *coin_control.m_feerate) {
error = strprintf(_("Fee rate (%s) is lower than the minimum fee rate setting (%s)"), coin_control.m_feerate->ToString(FeeEstimateMode::SAT_VB), coin_selection_params.m_effective_feerate.ToString(FeeEstimateMode::SAT_VB));
return false;
}
if (feeCalc.reason == FeeReason::FALLBACK && !m_allow_fallback_fee) {
@ -2955,7 +2955,7 @@ bool CWallet::CreateTransactionInternal(
return false;
}
nFeeNeeded = coin_selection_params.effective_fee.GetFee(nBytes);
nFeeNeeded = coin_selection_params.m_effective_feerate.GetFee(nBytes);
if (nFeeRet >= nFeeNeeded) {
// Reduce fee to only the needed amount if possible. This
// prevents potential overpayment in fees if the coins
@ -2969,7 +2969,7 @@ bool CWallet::CreateTransactionInternal(
// change output. Only try this once.
if (nChangePosInOut == -1 && nSubtractFeeFromAmount == 0 && pick_new_inputs) {
unsigned int tx_size_with_change = nBytes + coin_selection_params.change_output_size + 2; // Add 2 as a buffer in case increasing # of outputs changes compact size
CAmount fee_needed_with_change = coin_selection_params.effective_fee.GetFee(tx_size_with_change);
CAmount fee_needed_with_change = coin_selection_params.m_effective_feerate.GetFee(tx_size_with_change);
CAmount minimum_value_for_change = GetDustThreshold(change_prototype_txout, coin_selection_params.m_discard_feerate);
if (nFeeRet >= fee_needed_with_change + minimum_value_for_change) {
pick_new_inputs = false;

6
src/wallet/wallet.h
View file

@ -606,7 +606,7 @@ struct CoinSelectionParams
bool use_bnb = true;
size_t change_output_size = 0;
size_t change_spend_size = 0;
CFeeRate effective_fee = CFeeRate(0);
CFeeRate m_effective_feerate;
CFeeRate m_long_term_feerate;
CFeeRate m_discard_feerate;
size_t tx_noinputs_size = 0;
@ -614,12 +614,12 @@ struct CoinSelectionParams
bool m_subtract_fee_outputs = false;
bool m_avoid_partial_spends = false;
CoinSelectionParams(bool use_bnb, size_t change_output_size, size_t change_spend_size, CFeeRate effective_fee,
CoinSelectionParams(bool use_bnb, size_t change_output_size, size_t change_spend_size, CFeeRate effective_feerate,
CFeeRate long_term_feerate, CFeeRate discard_feerate, size_t tx_noinputs_size, bool avoid_partial) :
use_bnb(use_bnb),
change_output_size(change_output_size),
change_spend_size(change_spend_size),
effective_fee(effective_fee),
m_effective_feerate(effective_feerate),
m_long_term_feerate(long_term_feerate),
m_discard_feerate(discard_feerate),
tx_noinputs_size(tx_noinputs_size),