Test that BnB is not used when there are preset inputs

This commit is contained in:
Andrew Chow 2018-03-15 11:25:50 -04:00
parent 6ef99826b9
commit 081bf54ee4
2 changed files with 23 additions and 10 deletions

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@ -4,6 +4,7 @@
#include "wallet/wallet.h" #include "wallet/wallet.h"
#include "wallet/coinselection.h" #include "wallet/coinselection.h"
#include "wallet/coincontrol.h"
#include "amount.h" #include "amount.h"
#include "primitives/transaction.h" #include "primitives/transaction.h"
#include "random.h" #include "random.h"
@ -27,7 +28,7 @@ std::vector<std::unique_ptr<CWalletTx>> wtxn;
typedef std::set<CInputCoin> CoinSet; typedef std::set<CInputCoin> CoinSet;
static std::vector<COutput> vCoins; static std::vector<COutput> vCoins;
static const CWallet testWallet("dummy", CWalletDBWrapper::CreateDummy()); static CWallet testWallet("dummy", CWalletDBWrapper::CreateDummy());
static CAmount balance = 0; static CAmount balance = 0;
CoinEligibilityFilter filter_standard(1, 6, 0); CoinEligibilityFilter filter_standard(1, 6, 0);
@ -72,6 +73,7 @@ static void add_coin(const CAmount& nValue, int nAge = 6*24, bool fIsFromMe = fa
} }
COutput output(wtx.get(), nInput, nAge, true /* spendable */, true /* solvable */, true /* safe */); COutput output(wtx.get(), nInput, nAge, true /* spendable */, true /* solvable */, true /* safe */);
vCoins.push_back(output); vCoins.push_back(output);
testWallet.AddToWallet(*wtx.get());
wtxn.emplace_back(std::move(wtx)); wtxn.emplace_back(std::move(wtx));
} }
@ -222,6 +224,18 @@ BOOST_AUTO_TEST_CASE(bnb_search_test)
add_coin(1); add_coin(1);
vCoins.at(0).nInputBytes = 40; // Make sure that it has a negative effective value. The next check should assert if this somehow got through. Otherwise it will fail vCoins.at(0).nInputBytes = 40; // Make sure that it has a negative effective value. The next check should assert if this somehow got through. Otherwise it will fail
BOOST_CHECK(!testWallet.SelectCoinsMinConf( 1 * CENT, filter_standard, vCoins, setCoinsRet, nValueRet, coin_selection_params_bnb, bnb_used)); BOOST_CHECK(!testWallet.SelectCoinsMinConf( 1 * CENT, filter_standard, vCoins, setCoinsRet, nValueRet, coin_selection_params_bnb, bnb_used));
// Make sure that we aren't using BnB when there are preset inputs
empty_wallet();
add_coin(5 * CENT);
add_coin(3 * CENT);
add_coin(2 * CENT);
CCoinControl coin_control;
coin_control.fAllowOtherInputs = true;
coin_control.Select(COutPoint(vCoins.at(0).tx->GetHash(), vCoins.at(0).i));
BOOST_CHECK(testWallet.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);
} }
BOOST_AUTO_TEST_CASE(knapsack_solver_test) BOOST_AUTO_TEST_CASE(knapsack_solver_test)

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@ -667,15 +667,6 @@ private:
std::mutex mutexScanning; std::mutex mutexScanning;
friend class WalletRescanReserver; friend class WalletRescanReserver;
/**
* Select a set of coins such that nValueRet >= nTargetValue and at least
* all coins from coinControl are selected; Never select unconfirmed coins
* if they are not ours
*/
bool SelectCoins(const std::vector<COutput>& vAvailableCoins, const CAmount& nTargetValue, std::set<CInputCoin>& setCoinsRet, CAmount& nValueRet,
const CCoinControl& coin_control, CoinSelectionParams& coin_selection_params, bool& bnb_used) const;
CWalletDB *pwalletdbEncryption; CWalletDB *pwalletdbEncryption;
//! the current wallet version: clients below this version are not able to load the wallet //! the current wallet version: clients below this version are not able to load the wallet
@ -768,6 +759,14 @@ public:
return *dbw; return *dbw;
} }
/**
* Select a set of coins such that nValueRet >= nTargetValue and at least
* all coins from coinControl are selected; Never select unconfirmed coins
* if they are not ours
*/
bool SelectCoins(const std::vector<COutput>& vAvailableCoins, const CAmount& nTargetValue, std::set<CInputCoin>& setCoinsRet, CAmount& nValueRet,
const CCoinControl& coin_control, CoinSelectionParams& coin_selection_params, bool& bnb_used) const;
/** Get a name for this wallet for logging/debugging purposes. /** Get a name for this wallet for logging/debugging purposes.
*/ */
const std::string& GetName() const { return m_name; } const std::string& GetName() const { return m_name; }