public void AssignWithdrawLimitsTest_TestsIfWithdrawLimitsGetAsignedProperlyWhenTier1IsNotVerified_VerifiesThroughReturnedValue()
{
IWithdrawApplicationService withdrawApplicationService = (IWithdrawApplicationService)ContextRegistry.GetContext()["WithdrawApplicationService"];
IWithdrawLimitRepository withdrawLimitRepository = (IWithdrawLimitRepository)ContextRegistry.GetContext()["WithdrawLimitRepository"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
StubTierLevelRetrievalService tierLevelRetrievalService = (ITierLevelRetrievalService)ContextRegistry.GetContext()["TierLevelRetrievalService"] as StubTierLevelRetrievalService;
Assert.IsNotNull(tierLevelRetrievalService);
tierLevelRetrievalService.SetTierLevel(TierConstants.TierLevel0);
AccountId accountId = new AccountId(123);
Currency currency = new Currency("BTC", true);
WithdrawLimit withdrawLimit = withdrawLimitRepository.GetLimitByTierLevelAndCurrency("Tier 1", LimitsCurrency.Default.ToString());
Assert.IsNotNull(withdrawLimit);
WithdrawFees withdrawFees = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
Assert.IsNotNull(withdrawFees);
WithdrawLimitRepresentation withdrawLimitRepresentation = withdrawApplicationService.GetWithdrawLimitThresholds(accountId.Value, currency.Name);
Assert.IsNotNull(withdrawLimitRepresentation);
Assert.AreEqual(currency.Name, withdrawLimitRepresentation.Currency);
Assert.AreEqual(accountId.Value, withdrawLimitRepresentation.AccountId);
Assert.AreEqual(0, withdrawLimitRepresentation.DailyLimit);
Assert.AreEqual(0, withdrawLimitRepresentation.MonthlyLimit);
Assert.AreEqual(0, withdrawLimitRepresentation.DailyLimitUsed);
Assert.AreEqual(0, withdrawLimitRepresentation.MonthlyLimitUsed);
Assert.AreEqual(0, withdrawLimitRepresentation.CurrentBalance);
Assert.AreEqual(withdrawFees.Fee, withdrawLimitRepresentation.Fee);
Assert.AreEqual(withdrawFees.MinimumAmount, withdrawLimitRepresentation.MinimumAmount);
Assert.AreEqual(0, withdrawLimitRepresentation.Withheld);
Assert.AreEqual(0, withdrawLimitRepresentation.MaximumWithdraw);
}
public void SaveWithdrawFeesAndRetreiveByCurrencyNameTest_SavesAnObjectToDatabaseAndManipulatesIt_ChecksIfItIsUpdatedAsExpected()
{
WithdrawFees retrievedWithdrawFees = _withdrawFeesRepository.GetWithdrawFeesByCurrencyName("LTC");
Assert.IsNotNull(retrievedWithdrawFees);
Assert.Greater(retrievedWithdrawFees.MinimumAmount, 0);
Assert.Greater(retrievedWithdrawFees.Fee, 0);
}
public void DepositAndWithdrawTest_TestsIfThingsGoAsExpectedWhenWithdrawIsMadeAfterDeposit_ChecksBalanceToVerify()
{
// Scenario: Confirmed Deposit --> Withdraw --> Check Balance
IFundsValidationService fundsValidationService = (IFundsValidationService)ContextRegistry.GetContext()["FundsValidationService"];
IFundsPersistenceRepository fundsPersistenceRepository = (IFundsPersistenceRepository)ContextRegistry.GetContext()["FundsPersistenceRepository"];
IBalanceRepository balanceRepository = (IBalanceRepository)ContextRegistry.GetContext()["BalanceRepository"];
IDepositIdGeneratorService depositIdGeneratorService = (IDepositIdGeneratorService)ContextRegistry.GetContext()["DepositIdGeneratorService"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
AccountId accountId = new AccountId(123);
Currency currency = new Currency("BTC", true);
// Deposit
Deposit deposit = new Deposit(currency, depositIdGeneratorService.GenerateId(), DateTime.Now,
DepositType.Default, 1.4m, 0, TransactionStatus.Pending, accountId,
new TransactionId("123"), new BitcoinAddress("bitcoin123"));
deposit.IncrementConfirmations(7);
fundsPersistenceRepository.SaveOrUpdate(deposit);
// Retrieve balance
Balance balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNull(balance);
bool depositResponse = fundsValidationService.DepositConfirmed(deposit);
Assert.IsTrue(depositResponse);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(balance.CurrentBalance, deposit.Amount);
Assert.AreEqual(balance.AvailableBalance, deposit.Amount);
Assert.AreEqual(balance.PendingBalance, 0);
// Withdraw
Withdraw validateFundsForWithdrawal = fundsValidationService.ValidateFundsForWithdrawal(accountId, currency,
1.3M, new TransactionId("transaction123"), new BitcoinAddress("bitcoin123"));
Assert.IsNotNull(validateFundsForWithdrawal);
bool withdrawalExecuted = fundsValidationService.WithdrawalExecuted(validateFundsForWithdrawal);
Assert.IsTrue(withdrawalExecuted);
WithdrawFees withdrawFee = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.AvailableBalance, 5));
Assert.AreEqual(0, balance.PendingBalance);
}
public void SaveWithdrawFeesAndRetreiveByCurrencyNameTest_SavesAnObjectToDatabaseAndManipulatesIt_ChecksIfItIsUpdatedAsExpected()
{
WithdrawFees withdrawFees = new WithdrawFees(new Currency("LTC", true), 4000, 500);
_persistanceRepository.SaveOrUpdate(withdrawFees);
WithdrawFees retrievedWithdrawFees = _withdrawFeesRepository.GetWithdrawFeesByCurrencyName("LTC");
Assert.IsNotNull(retrievedWithdrawFees);
Assert.AreEqual(withdrawFees.MinimumAmount, retrievedWithdrawFees.MinimumAmount);
Assert.AreEqual(withdrawFees.Fee, retrievedWithdrawFees.Fee);
}
public void WithdrawSuccessfulTest_TestsIfWithdrawIsSuccessfulWhenTierLevelIsHighEnough_VerifiesThroughDatabaseQueries()
{
IWithdrawApplicationService withdrawApplicationService = (IWithdrawApplicationService)ContextRegistry.GetContext()["WithdrawApplicationService"];
IWithdrawRepository withdrawRepository = (IWithdrawRepository)ContextRegistry.GetContext()["WithdrawRepository"];
IFundsPersistenceRepository fundsPersistenceRepository = (IFundsPersistenceRepository)ContextRegistry.GetContext()["FundsPersistenceRepository"];
IBalanceRepository balanceRepository = (IBalanceRepository)ContextRegistry.GetContext()["BalanceRepository"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
StubTierLevelRetrievalService tierLevelRetrievalService = (ITierLevelRetrievalService)ContextRegistry.GetContext()["TierLevelRetrievalService"] as StubTierLevelRetrievalService;
IWithdrawLimitRepository withdrawLimitRepository = (IWithdrawLimitRepository)ContextRegistry.GetContext()["WithdrawLimitRepository"];
Assert.IsNotNull(tierLevelRetrievalService);
tierLevelRetrievalService.SetTierLevel(TierConstants.TierLevel1);
AccountId accountId = new AccountId(123);
Currency currency = new Currency("BTC", true);
BitcoinAddress bitcoinAddress = new BitcoinAddress("bitcoinaddress1");
WithdrawLimit withdrawLimit = withdrawLimitRepository.GetLimitByTierLevelAndCurrency(TierConstants.TierLevel1, LimitsCurrency.Default.ToString());
Assert.IsNotNull(withdrawLimit);
decimal amount = withdrawLimit.DailyLimit;
Balance balance = new Balance(currency, accountId, amount + 1, amount + 1);
fundsPersistenceRepository.SaveOrUpdate(balance);
CommitWithdrawResponse commitWithdrawResponse = withdrawApplicationService.CommitWithdrawal(new CommitWithdrawCommand(accountId.Value, currency.Name, currency.IsCryptoCurrency, bitcoinAddress.Value, amount));
Assert.IsNotNull(commitWithdrawResponse);
Assert.IsTrue(commitWithdrawResponse.CommitSuccessful);
Withdraw withdraw = withdrawRepository.GetWithdrawByWithdrawId(commitWithdrawResponse.WithdrawId);
Assert.IsNotNull(withdraw);
Assert.AreEqual(accountId.Value, withdraw.AccountId.Value);
Assert.AreEqual(currency.Name, withdraw.Currency.Name);
Assert.AreEqual(currency.IsCryptoCurrency, withdraw.Currency.IsCryptoCurrency);
Assert.AreEqual(amount - withdraw.Fee, withdraw.Amount);
Assert.AreEqual(TransactionStatus.Pending, withdraw.Status);
WithdrawFees withdrawFees = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
Assert.IsNotNull(withdrawFees);
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual((amount + 1) - (amount), balance.AvailableBalance);
Assert.AreEqual(amount + 1, balance.CurrentBalance);
Assert.AreEqual(amount, balance.PendingBalance);
}
public void AssignWithdrawLimitsTest_TestsIfWithdrawLimitsGetAsignedProperlyWhenInvalidTierLevelIsSpecified_VerifiesThroughReturnedValue()
{
IWithdrawApplicationService withdrawApplicationService = (IWithdrawApplicationService)ContextRegistry.GetContext()["WithdrawApplicationService"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
StubTierLevelRetrievalService tierLevelRetrievalService = (ITierLevelRetrievalService)ContextRegistry.GetContext()["TierLevelRetrievalService"] as StubTierLevelRetrievalService;
Assert.IsNotNull(tierLevelRetrievalService);
tierLevelRetrievalService.SetTierLevel("Tier 6");
AccountId accountId = new AccountId(123);
Currency currency = new Currency("BTC", true);
WithdrawFees withdrawFees = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
Assert.IsNotNull(withdrawFees);
withdrawApplicationService.GetWithdrawLimitThresholds(accountId.Value, currency.Name);
}
/// <summary>
/// Gets the limits allowed for the withdrawal, along with the amount that has been used by the user
/// </summary>
/// <param name="accountId"></param>
/// <param name="currency"></param>
/// <returns></returns>
public AccountWithdrawLimits GetWithdrawThresholds(AccountId accountId, Currency currency)
{
Balance balance = GetBalanceForAccountId(accountId, currency);
WithdrawFees withdrawFees = _withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
// Get all the Withdraw Ledgers
IList <Withdraw> withdrawLedgers = GetWithdrawalLedgers(currency, accountId);
// Get the Current Tier Level for this user using the cross bounded context Tier retrieval service
string currentTierLevel = _tierLevelRetrievalService.GetCurrentTierLevel(accountId.Value);
// Get the withdraw fee and minimum amount
decimal withdrawFee = 0;
decimal minimumAmount = 0;
if (withdrawFees != null)
{
withdrawFee = withdrawFees.Fee;
minimumAmount = withdrawFees.MinimumAmount;
}
// Get the current and available balance
decimal availableBalance = 0;
decimal currentBalance = 0;
if (balance != null)
{
availableBalance = balance.AvailableBalance;
currentBalance = balance.CurrentBalance;
}
// Evaluate if the current withdrawal is within the limits of the maximum withdrawal allowed and
// the balance available
_limitsConfigurationService.AssignWithdrawLimits(currency.Name, currentTierLevel, withdrawLedgers,
availableBalance, currentBalance);
return(new AccountWithdrawLimits(currency, accountId, _withdrawLimitEvaluationService.DailyLimit,
_withdrawLimitEvaluationService.DailyLimitUsed,
_withdrawLimitEvaluationService.MonthlyLimit,
_withdrawLimitEvaluationService.MonthlyLimitUsed,
availableBalance,
_withdrawLimitEvaluationService.MaximumWithdraw,
_withdrawLimitEvaluationService.WithheldAmount,
withdrawFee, minimumAmount));
}
public Withdraw ValidateFundsForWithdrawal(AccountId accountId, Currency currency, decimal amount, TransactionId
transactionId, BitcoinAddress bitcoinAddress)
{
Tuple <bool, string> isTierVerified = IsTierVerified(accountId.Value, currency.IsCryptoCurrency);
if (isTierVerified.Item1)
{
//if (currency.IsCryptoCurrency)
//{
WithdrawFees withdrawFees = _withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
if (withdrawFees != null)
{
// Check if the current withdrawal amount is greater than the amount required mentioned with the Fees
if (amount >= withdrawFees.MinimumAmount)
{
Balance balance = GetBalanceForAccountId(accountId, currency);
if (balance != null)
{
// Get all the Withdraw Ledgers
IList <Withdraw> withdrawals = GetWithdrawalLedgers(currency, accountId);
// Evaluate if the current withdrawal is within the limits of the maximum withdrawal allowed and
// the balance available
if (_limitsConfigurationService.EvaluateWithdrawLimits(currency.Name, isTierVerified.Item2,
amount, withdrawals, balance.AvailableBalance, balance.CurrentBalance))
{
Withdraw withdraw = new Withdraw(currency, _withdrawIdGeneratorService.GenerateNewId(),
DateTime.Now, GetWithdrawType(currency.Name),
amount - withdrawFees.Fee,
withdrawFees.Fee,
TransactionStatus.Pending, accountId,
bitcoinAddress);
// Set amount In US Dollars, which will be used in later calculations regarding withdrawals
withdraw.SetAmountInUsd(_limitsConfigurationService.ConvertCurrencyToFiat(currency.Name, amount));
_fundsPersistenceRepository.SaveOrUpdate(withdraw);
balance.AddPendingTransaction(withdraw.WithdrawId, PendingTransactionType.Withdraw,
-(withdraw.Amount + withdrawFees.Fee));
_fundsPersistenceRepository.SaveOrUpdate(balance);
return(withdraw);
}
else
{
throw new InvalidOperationException("Not enough balance or withdraw limit reached");
}
}
else
{
throw new InvalidOperationException(string.Format("No balance available AccountID = {0} | Currency = {1}", accountId.Value, currency.Name));
}
}
else
{
throw new InvalidOperationException(string.Format("Withdraw amount less than Minimum Amount: " +
"AccountID = {0} | Currency = {1}", accountId.Value, currency.Name));
}
}
else
{
throw new InstanceNotFoundException(string.Format("No Withdraw Fees Found: " +
"AccountID = {0} | Currency = {1}", accountId.Value, currency.Name));
}
}
else
{
throw new InvalidOperationException(string.Format("Required Tier not verified for Withdraw: Account ID = {0}",
accountId.Value));
}
}
public void Scenario1Test_TestsFundsValidationServiceOperationsInaRandomOrderToProceedInTheDesiredExpectenacy_VerifiesThroughDatabaseQuery()
{
// Deposit --> Order Validations --> Trade --> Withdraw
IFundsValidationService fundsValidationService = (IFundsValidationService)ContextRegistry.GetContext()["FundsValidationService"];
IFundsPersistenceRepository fundsPersistenceRepository = (IFundsPersistenceRepository)ContextRegistry.GetContext()["FundsPersistenceRepository"];
IBalanceRepository balanceRepository = (IBalanceRepository)ContextRegistry.GetContext()["BalanceRepository"];
IDepositIdGeneratorService depositIdGeneratorService = (IDepositIdGeneratorService)ContextRegistry.GetContext()["DepositIdGeneratorService"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
IFeeCalculationService feeCalculationService = (IFeeCalculationService)ContextRegistry.GetContext()["FeeCalculationService"];
IFeeRepository feeRepository = (IFeeRepository)ContextRegistry.GetContext()["FeeRepository"];
Tuple <string, string> splittedCurrencyPair = CurrencySplitterService.SplitCurrencyPair(feeRepository.GetAllFees().First().CurrencyPair);
Currency baseCurrency = new Currency(splittedCurrencyPair.Item1);
Currency quoteCurrency = new Currency(splittedCurrencyPair.Item2);
AccountId user1Account = new AccountId(1);
AccountId user2Account = new AccountId(2);
decimal baseDepositAmount = 1.4m;
decimal quoteDepositAmount = 1000;
Balance user1QuoteInitialBalance = new Balance(quoteCurrency, user1Account, quoteDepositAmount, quoteDepositAmount);
Balance user2QuoteInitialBalance = new Balance(quoteCurrency, user2Account, quoteDepositAmount, quoteDepositAmount);
fundsPersistenceRepository.SaveOrUpdate(user1QuoteInitialBalance);
fundsPersistenceRepository.SaveOrUpdate(user2QuoteInitialBalance);
// Deposit
Deposit deposit1 = new Deposit(baseCurrency, depositIdGeneratorService.GenerateId(), DateTime.Now,
DepositType.Default, baseDepositAmount, 0, TransactionStatus.Pending, user1Account,
new TransactionId("1"), new BitcoinAddress("bitcoin1"));
deposit1.IncrementConfirmations(7);
fundsPersistenceRepository.SaveOrUpdate(deposit1);
Deposit deposit2 = new Deposit(baseCurrency, depositIdGeneratorService.GenerateId(), DateTime.Now,
DepositType.Default, baseDepositAmount, 0, TransactionStatus.Pending, user2Account,
new TransactionId("3"), new BitcoinAddress("bitcoin3"));
deposit2.IncrementConfirmations(7);
fundsPersistenceRepository.SaveOrUpdate(deposit2);
// Retrieve Base Currency balance for user 1
bool depositResponse = fundsValidationService.DepositConfirmed(deposit1);
Assert.IsTrue(depositResponse);
Balance balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(deposit1.Amount, balance.CurrentBalance);
Assert.AreEqual(deposit1.Amount, balance.AvailableBalance);
Assert.AreEqual(balance.PendingBalance, 0);
// Retrieve Quote Currency balance for user 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(quoteCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(user1QuoteInitialBalance.CurrentBalance, balance.CurrentBalance);
Assert.AreEqual(user1QuoteInitialBalance.AvailableBalance, balance.AvailableBalance);
Assert.AreEqual(0, balance.PendingBalance);
// Retrieve BTC balance for user 2
depositResponse = fundsValidationService.DepositConfirmed(deposit2);
Assert.IsTrue(depositResponse);
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user2Account);
Assert.IsNotNull(balance);
Assert.AreEqual(deposit2.Amount, balance.CurrentBalance);
Assert.AreEqual(deposit2.Amount, balance.AvailableBalance);
Assert.AreEqual(balance.PendingBalance, 0);
// Retrieve USD balance for user 2
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(quoteCurrency, user2Account);
Assert.IsNotNull(balance);
Assert.AreEqual(user2QuoteInitialBalance.CurrentBalance, balance.CurrentBalance);
Assert.AreEqual(user2QuoteInitialBalance.AvailableBalance, balance.AvailableBalance);
Assert.AreEqual(0, balance.PendingBalance);
// Order Validation for User 1's Account
decimal volume = 1.2m;
decimal price = 590;
string buy = "buy";
string sell = "sell";
string buyOrderId = "buy123";
string sellOrderId = "sell123";
bool validationResponse = fundsValidationService.ValidateFundsForOrder(user1Account, baseCurrency, quoteCurrency,
volume, price, buy, buyOrderId);
Assert.IsTrue(validationResponse);
decimal user1Fee = feeCalculationService.GetFee(baseCurrency, quoteCurrency, user1Account, volume, price);
decimal user2Fee = feeCalculationService.GetFee(baseCurrency, quoteCurrency, user2Account, volume, price);
// Base Currency Balance for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount, balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
// Quote Currency Balance for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(quoteCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(quoteDepositAmount - (volume * price), balance.AvailableBalance);
Assert.AreEqual(quoteDepositAmount, balance.CurrentBalance);
Assert.AreEqual(volume * price, balance.PendingBalance);
// Validation of User 2's order
validationResponse = fundsValidationService.ValidateFundsForOrder(user2Account, baseCurrency, quoteCurrency,
volume, price, sell, sellOrderId);
Assert.IsTrue(validationResponse);
// Base Currency Balance for User Account 2
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user2Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount - volume, balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount, balance.CurrentBalance);
Assert.AreEqual(volume, balance.PendingBalance);
// Quote Currency Balance for User Account 2
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(quoteCurrency, user2Account);
Assert.IsNotNull(balance);
Assert.AreEqual(quoteDepositAmount, balance.AvailableBalance);
Assert.AreEqual(quoteDepositAmount, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
string tradeId = "tradeid123";
bool tradeExecutedResponse = fundsValidationService.TradeExecuted(baseCurrency.Name, quoteCurrency.Name,
volume, price, DateTime.Now, tradeId, user1Account.Value, user2Account.Value, buyOrderId, sellOrderId);
Assert.IsTrue(tradeExecutedResponse);
// Base Currency Balance for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount + volume, balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount + volume, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
// Quote Currency Balance for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(quoteCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(quoteDepositAmount - (volume * price) - user1Fee, balance.AvailableBalance);
Assert.AreEqual(quoteDepositAmount - (volume * price) - user1Fee, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
// Base Currency Balance for User Account 2
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user2Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount - (volume), balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount - (volume), balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
// Quote Currency Balance for User Account 2
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(quoteCurrency, user2Account);
Assert.IsNotNull(balance);
Assert.AreEqual(quoteDepositAmount + (volume * price) - user2Fee, balance.AvailableBalance);
Assert.AreEqual(quoteDepositAmount + (volume * price) - user2Fee, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
decimal withdrawAmount = 0.3M;
// Withdraw Base Currency
Withdraw validateFundsForWithdrawal = fundsValidationService.ValidateFundsForWithdrawal(user1Account,
baseCurrency, withdrawAmount, new TransactionId("transaction123"), new BitcoinAddress("bitcoin123"));
Assert.IsNotNull(validateFundsForWithdrawal);
WithdrawFees withdrawFee = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(baseCurrency.Name);
// Base Currency Balance for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount + volume - withdrawAmount, balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount + volume, balance.CurrentBalance);
Assert.AreEqual(withdrawAmount, balance.PendingBalance);
bool withdrawalExecuted = fundsValidationService.WithdrawalExecuted(validateFundsForWithdrawal);
Assert.IsTrue(withdrawalExecuted);
// Base Currency Balance for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount + volume - withdrawAmount, balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount + volume - withdrawAmount, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
// EXCEPTION OCCURS HERE when the user tries to withdraw more than their remaining limit
// Withdraw will fail because the amount requested is greater than the maximum limit threshold
validateFundsForWithdrawal = fundsValidationService.ValidateFundsForWithdrawal(user1Account,
baseCurrency, baseDepositAmount + volume /*Excluding previous withdrawal amount*/,
new TransactionId("transaction123"), new BitcoinAddress("bitcoin123"));
Assert.IsNull(validateFundsForWithdrawal);
// Base Currency for User Account 1
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(baseCurrency, user1Account);
Assert.IsNotNull(balance);
Assert.AreEqual(baseDepositAmount + volume - withdrawAmount, balance.AvailableBalance);
Assert.AreEqual(baseDepositAmount + volume - withdrawAmount, balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
}
public void DepositAndWithdrawTest2_TestsByMakingDepositsAndWIthdrawalsRandomly_VerifiesThroughDatabasequeriesAndReturnValues()
{
// Scenario: Withdraw(fail due to insufficient balance) -->
// Deposit(Confirm) --> Withdraw(Pending) --> Withdraw(Fail due to insufficient available and enough
// pending balance) --> Withdraw(Success) --> Deposit(Fail due to over the limit)
IFundsValidationService fundsValidationService = (IFundsValidationService)ContextRegistry.GetContext()["FundsValidationService"];
IFundsPersistenceRepository fundsPersistenceRepository = (IFundsPersistenceRepository)ContextRegistry.GetContext()["FundsPersistenceRepository"];
IBalanceRepository balanceRepository = (IBalanceRepository)ContextRegistry.GetContext()["BalanceRepository"];
IDepositIdGeneratorService depositIdGeneratorService = (IDepositIdGeneratorService)ContextRegistry.GetContext()["DepositIdGeneratorService"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
AccountId accountId = new AccountId(123);
Currency currency = new Currency("BTC", true);
Deposit deposit = new Deposit(currency, depositIdGeneratorService.GenerateId(), DateTime.Now,
DepositType.Default, 1.4m, 0, TransactionStatus.Pending, accountId,
new TransactionId("123"), new BitcoinAddress("bitcoin123"));
deposit.IncrementConfirmations(7);
fundsPersistenceRepository.SaveOrUpdate(deposit);
// Retrieve balance
Balance balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNull(balance);
// Deposit
bool depositResponse = fundsValidationService.DepositConfirmed(deposit);
Assert.IsTrue(depositResponse);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(deposit.Amount, balance.CurrentBalance);
Assert.AreEqual(deposit.Amount, balance.AvailableBalance);
Assert.AreEqual(balance.PendingBalance, 0);
WithdrawFees withdrawFee = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
// Withdraw
Withdraw withdrawal = fundsValidationService.ValidateFundsForWithdrawal(accountId, currency,
1.3M, new TransactionId("transaction123"), new BitcoinAddress("bitcoin123"));
Assert.IsNotNull(withdrawal);
Assert.AreEqual(TransactionStatus.Pending, withdrawal.Status);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.AvailableBalance, 5));
Assert.AreEqual(Math.Round(1.4M, 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(1.3m, balance.PendingBalance);
// Withdraw # 1 Confirmed
bool withdrawalExecuted = fundsValidationService.WithdrawalExecuted(withdrawal);
Assert.IsTrue(withdrawalExecuted);
Assert.AreEqual(TransactionStatus.Confirmed, withdrawal.Status);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.AvailableBalance, 5));
Assert.AreEqual(0, balance.PendingBalance);
// Withdraw # 2: Exception Expected
withdrawal = fundsValidationService.ValidateFundsForWithdrawal(accountId, currency,
0.7M, new TransactionId("transaction123"), new BitcoinAddress("bitcoin123"));
Assert.IsNull(withdrawal);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.AvailableBalance, 5));
Assert.AreEqual(0, balance.PendingBalance);
// Withdraw # 3
withdrawal = fundsValidationService.ValidateFundsForWithdrawal(accountId, currency,
0.098M, new TransactionId("transaction123"), new BitcoinAddress("bitcoin123"));
Assert.IsNotNull(withdrawal);
Assert.AreEqual(TransactionStatus.Pending, withdrawal.Status);
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M - 0.1M - (withdrawFee.Fee * 2), 5), Math.Round(balance.AvailableBalance, 5));
Assert.AreEqual(Math.Round(1.4M - 1.3M, 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(0.1M, balance.PendingBalance);
// Withdraw # 3 Confirmed
withdrawalExecuted = fundsValidationService.WithdrawalExecuted(withdrawal);
Assert.IsTrue(withdrawalExecuted);
Assert.AreEqual(TransactionStatus.Confirmed, withdrawal.Status);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M - 0.1M - (withdrawFee.Fee * 2), 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(Math.Round(1.4M - 1.3M - 0.1M - (withdrawFee.Fee * 2), 5), Math.Round(balance.AvailableBalance, 5));
Assert.AreEqual(0, balance.PendingBalance);
// Over the limit Deposit
deposit = new Deposit(currency, depositIdGeneratorService.GenerateId(), DateTime.Now,
DepositType.Default, 1.4m, 0, TransactionStatus.Pending, accountId,
new TransactionId("123"), new BitcoinAddress("bitcoin123"));
deposit.IncrementConfirmations(7);
fundsPersistenceRepository.SaveOrUpdate(deposit);
fundsValidationService.DepositConfirmed(deposit);
// Check balance
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual(Math.Round(1.4M - 1.3M - 0.1M - (withdrawFee.Fee * 2), 5), Math.Round(balance.CurrentBalance, 5));
Assert.AreEqual(Math.Round(1.4M - 1.3M - 0.1M - (withdrawFee.Fee * 2), 5), Math.Round(balance.AvailableBalance, 5));
Assert.IsTrue(balance.IsFrozen);
}
public void WithdrawExecutedEventTest_ChecksThatTheEventIsProperlyRaisedAndHandledWhenWithdrawIsSubmittedToTheNetwork_VerifiesThroughRaisedEvent()
{
// Withdraw is submitted and upon submission to network an event is raised confirming withdrawal execution which
// is handled and balance is updated. This whole process of events firing and balance validation is checked by this
// test case
IWithdrawApplicationService withdrawApplicationService = (IWithdrawApplicationService)ContextRegistry.GetContext()["WithdrawApplicationService"];
IWithdrawRepository withdrawRepository = (IWithdrawRepository)ContextRegistry.GetContext()["WithdrawRepository"];
IFundsPersistenceRepository fundsPersistenceRepository = (IFundsPersistenceRepository)ContextRegistry.GetContext()["FundsPersistenceRepository"];
IBalanceRepository balanceRepository = (IBalanceRepository)ContextRegistry.GetContext()["BalanceRepository"];
IWithdrawFeesRepository withdrawFeesRepository = (IWithdrawFeesRepository)ContextRegistry.GetContext()["WithdrawFeesRepository"];
IWithdrawLimitRepository withdrawLimitRepository = (IWithdrawLimitRepository)ContextRegistry.GetContext()["WithdrawLimitRepository"];
IClientInteractionService clientInteractionService = (IClientInteractionService)ContextRegistry.GetContext()["ClientInteractionService"];
StubTierLevelRetrievalService tierLevelRetrievalService = (ITierLevelRetrievalService)ContextRegistry.GetContext()["TierLevelRetrievalService"] as StubTierLevelRetrievalService;
Assert.IsNotNull(tierLevelRetrievalService);
tierLevelRetrievalService.SetTierLevel(TierConstants.TierLevel1);
AccountId accountId = new AccountId(123);
Currency currency = new Currency(CurrencyConstants.Btc, true);
BitcoinAddress bitcoinAddress = new BitcoinAddress("bitcoinaddress1");
WithdrawLimit withdrawLimit = withdrawLimitRepository.GetLimitByTierLevelAndCurrency(TierConstants.TierLevel1, LimitsCurrency.Default.ToString());
Assert.IsNotNull(withdrawLimit);
decimal amount = withdrawLimit.DailyLimit;
Balance balance = new Balance(currency, accountId, amount + 1, amount + 1);
fundsPersistenceRepository.SaveOrUpdate(balance);
bool withdrawEventRaised = false;
ManualResetEvent manualResetEvent = new ManualResetEvent(false);
Withdraw receivedWithdraw = null;
clientInteractionService.WithdrawExecuted += delegate(Withdraw incomingWithdraw)
{
withdrawEventRaised = true;
receivedWithdraw = incomingWithdraw;
manualResetEvent.Set();
};
CommitWithdrawResponse commitWithdrawResponse = withdrawApplicationService.CommitWithdrawal(new CommitWithdrawCommand(accountId.Value, currency.Name, currency.IsCryptoCurrency, bitcoinAddress.Value, amount));
Assert.IsNotNull(commitWithdrawResponse);
Assert.IsTrue(commitWithdrawResponse.CommitSuccessful);
manualResetEvent.WaitOne();
// Apply assertions after event has been handled
Assert.IsTrue(withdrawEventRaised);
Assert.IsNotNull(receivedWithdraw);
Withdraw withdraw = withdrawRepository.GetWithdrawByWithdrawId(commitWithdrawResponse.WithdrawId);
Assert.IsNotNull(withdraw);
Assert.AreEqual(accountId.Value, withdraw.AccountId.Value);
Assert.AreEqual(currency.Name, withdraw.Currency.Name);
Assert.AreEqual(currency.IsCryptoCurrency, withdraw.Currency.IsCryptoCurrency);
Assert.AreEqual(amount - withdraw.Fee, withdraw.Amount);
Assert.AreEqual(TransactionStatus.Confirmed, withdraw.Status);
Assert.AreEqual(receivedWithdraw.AccountId.Value, withdraw.AccountId.Value);
Assert.AreEqual(receivedWithdraw.TransactionId.Value, withdraw.TransactionId.Value);
Assert.AreEqual(receivedWithdraw.BitcoinAddress.Value, withdraw.BitcoinAddress.Value);
Assert.AreEqual(receivedWithdraw.Currency.Name, withdraw.Currency.Name);
Assert.AreEqual(TransactionStatus.Confirmed, withdraw.Status);
Assert.AreEqual(receivedWithdraw.Amount, withdraw.Amount);
Assert.AreEqual(receivedWithdraw.WithdrawId, withdraw.WithdrawId);
WithdrawFees withdrawFees = withdrawFeesRepository.GetWithdrawFeesByCurrencyName(currency.Name);
Assert.IsNotNull(withdrawFees);
balance = balanceRepository.GetBalanceByCurrencyAndAccountId(currency, accountId);
Assert.IsNotNull(balance);
Assert.AreEqual((amount + 1) - (amount), balance.AvailableBalance);
Assert.AreEqual((amount + 1) - (amount), balance.CurrentBalance);
Assert.AreEqual(0, balance.PendingBalance);
}