public HttpResponseMessage Post([FromBody] TransactionHistoryInfo transactionInfo)
{
if (transactionInfo == null)
{
return(Request.CreateResponse(new ArgumentException($"Transaction information is empty")));
}
var sharesService = clientsSharesService.GetAllClientsShares().Where(
x => x.ClientID == transactionInfo.SellerClientID && x.ShareID == transactionInfo.ShareID).FirstOrDefault();
if (sharesService == null)
{
return(Request.CreateResponse(new ArgumentException($"Combination of client {transactionInfo.SellerClientID} and {transactionInfo.ShareID} not exist")));
}
tradingOperationService.SellAndBuyShares(transactionInfo.BuyerClientID, transactionInfo.SellerClientID, sharesService, transactionInfo.Amount);
return(Request.CreateResponse(HttpStatusCode.OK));
}
public void ClientsTrade()
{
var clients = clientService.GetAllClients();
if (validator.ValidateClientList(clients, logger))
{
var tradingClients = clients.OrderBy(x => Guid.NewGuid()).Take(2).ToList();
if (validator.ValidateTradingClient(tradingClients[0], logger))
{
logger.WriteInfo($"Starting operation between {tradingClients[0].ClientID} and {tradingClients[1].ClientID}");
ClientsSharesEntity shareType = tradingClients[0].ClientsShares.Where(x => x.Amount > 0).OrderBy(x => Guid.NewGuid()).First();
int numberOfSoldShares = uniformRandomiser.Next(1, (int)shareType.Amount);
tradingOperationService.SellAndBuyShares(tradingClients[0].ClientID, tradingClients[1].ClientID, shareType, numberOfSoldShares);
logger.WriteInfo($"Client {tradingClients[0].ClientID} sold {numberOfSoldShares} shares of {shareType.ShareID} to {tradingClients[1].ClientID}");
logger.WriteInfo($"Operation successfully ended");
}
}
}
public void ShouldNotBuyAndSellSharesMoreThanHave()
{
//Arrange
TradingOperationService operationService = new TradingOperationService(
clientService, shareService, clientsSharesService);
int firstClientID = 1;
int secondClientID = 2;
ClientsSharesEntity clientsShares = new ClientsSharesEntity()
{
ClientID = 1,
ShareID = 1,
Amount = 10
};
int numberOfSoldShares = 100;
//Act
operationService.SellAndBuyShares(firstClientID, secondClientID, clientsShares, numberOfSoldShares);
//Assert
clientsSharesService.DidNotReceive().ChangeClientsSharesAmount(Arg.Any <ClientsSharesInfo>());
clientService.DidNotReceive().ChangeMoney(Arg.Any <int>(), Arg.Any <decimal>());
}
