public BiasTradeEventResult UpdateTradeRow(BiasTradeEvent tradeEvent)
{
var biasReport = _biasReportRepository.GetBiasReport(tradeEvent.BiasSessionId);
var biasRow = biasReport.BiasRows.First(br => br.Ticker == tradeEvent.Ticker);
biasRow.TradeCount = tradeEvent.TradeAmount;
biasRow.BenchmarkWeight = tradeEvent.TradeAmount * .02m;
_biasReportRepository.SaveBiasRow(biasRow);
var sectorList = biasReport.BiasRows
.GroupBy(br => br.Sector)
.Select(g => new Sector { Name = g.Key, Weight = g.Sum(br => br.BenchmarkWeight) });
return new BiasTradeEventResult { BiasRow = biasRow, Sectors = sectorList.ToList() };
}
public void WhenTradeEventIsReceivedBiasServiceIsNotifiedAndResultingBiasRowIsReturned()
{
var service = Substitute.For<IBiasReportService>();
var tradeEvent = new BiasTradeEvent {Ticker = "A", BiasSessionId = 3, TradeAmount = 5};
var biasTradeEventResult = new BiasTradeEventResult();
service.UpdateTradeRow(tradeEvent).Returns(biasTradeEventResult);
var controller = new BiasTradeController(service);
var row = controller.PostBiasTrade(tradeEvent);
service.Received().UpdateTradeRow(tradeEvent);
Assert.That(row,Is.SameAs(biasTradeEventResult));
}
public void WhenTradeEventIsReceivedBiasRowIsRetrieivedAndBenchmarkWeightIsCalculatedAndBiasRowIsSaved()
{
int biasReportSessionId = 100;
string ticker = "A";
int tradeCount = 5;
var repository = Substitute.For<IBiasReportRepository>();
var existingBiasRow = new BiasRow {BiasSessionId = biasReportSessionId,TradeCount = 0, Ticker = "1"};
repository.GetBiasRow(biasReportSessionId, ticker).Returns(existingBiasRow);
var tradeEvent = new BiasTradeEvent { BiasSessionId = biasReportSessionId, Ticker = ticker, TradeAmount = tradeCount };
var service = new BiasReportService(repository);
service.UpdateTradeRow(tradeEvent);
repository.Received().SaveBiasRow(existingBiasRow);
Assert.That(existingBiasRow.TradeCount,Is.EqualTo(5));
Assert.That(existingBiasRow.BenchmarkWeight, Is.EqualTo(tradeCount * .02m));
}
public BiasTradeEventResult PostBiasTrade(BiasTradeEvent tradeEvent)
{
return _biasReportService.UpdateTradeRow(tradeEvent);
}