[wallet] remove MIN_CHANGE

This commit is contained in:
glozow
2022-03-10 10:38:31 +00:00
parent a44236addd
commit 46f2fed6c5
3 changed files with 5 additions and 15 deletions

View File

@@ -13,18 +13,10 @@
#include <optional>
namespace wallet {
//! target minimum change amount
static constexpr CAmount MIN_CHANGE{COIN / 100};
//! final minimum change amount after paying for fees
static const CAmount MIN_FINAL_CHANGE = MIN_CHANGE/2;
//! lower bound for randomly-chosen target change amount
static constexpr CAmount CHANGE_LOWER{50000};
//! upper bound for randomly-chosen target change amount
static constexpr CAmount CHANGE_UPPER{1000000};
// Ensure that any randomly generated change targets are less than or equal to before.
// Otherwise, tests may fail if funds are not enough to cover change.
static_assert(CHANGE_UPPER <= MIN_CHANGE);
static_assert(CHANGE_LOWER <= MIN_FINAL_CHANGE);
/** A UTXO under consideration for use in funding a new transaction. */
class COutput
@@ -104,7 +96,7 @@ struct CoinSelectionParams {
size_t change_spend_size = 0;
/** Mininmum change to target in Knapsack solver: select coins to cover the payment and
* at least this value of change. */
CAmount m_min_change_target{MIN_CHANGE};
CAmount m_min_change_target{0};
/** Cost of creating the change output. */
CAmount m_change_fee{0};
/** The pre-determined minimum value to target when funding a change output. */