public string GenerateStockName(StockEnum stocktype)
{
// Stock Name gets generated from the number of occurrences of that Stock Type
int count = AllStocks.Where(c => c.StockType == stocktype).Count();
return((stocktype == StockEnum.Equity ? "Equity" : "Bond") + (count + 1).ToString());
}
public void TransactionCostGreaterThanTolerance_Equity_ReturnRedBrush()
{
IMultiValueConverter converter = new StockNameHighlightConverter();
string strMarketValue = "10";
string strTransactionCost = "250000";
StockEnum strStocktype = StockEnum.Equity;
object[] values = new object[3];
values[0] = strMarketValue;
values[1] = strTransactionCost;
values[2] = strStocktype;
Double transactionCost = Double.TryParse(values[1].ToString(), out transactionCost) ? transactionCost : 0;
object returnValue = converter.Convert(values, null, null, null);
Assert.AreEqual(returnValue, Brushes.Red);
}
public void TransactionCostLessThanTolerance_Bond_ReturnRedBrush()
{
IMultiValueConverter converter = new StockNameHighlightConverter();
string strMarketValue = "10";
string strTransactionCost = "50000";
StockEnum strStocktype = StockEnum.Bond;
object[] values = new object[3];
values[0] = strMarketValue;
values[1] = strTransactionCost;
values[2] = strStocktype;
Double transactionCost = Double.TryParse(values[1].ToString(), out transactionCost) ? transactionCost : 0;
object returnValue = converter.Convert(values, null, null, null);
Assert.IsNull(returnValue);
}
public void MarketValueLessThan0_ReturnRedBrush()
{
IMultiValueConverter converter = new StockNameHighlightConverter();
string strMarketValue = "-10";
string strTransactionCost = "10";
StockEnum strStocktype = StockEnum.Equity;
object[] values = new object[3];
values[0] = strMarketValue;
values[1] = strTransactionCost;
values[2] = strStocktype;
Double marketValue = Double.TryParse(values[0].ToString(), out marketValue) ? marketValue : 0;
object returnValue = converter.Convert(values, null, null, null);
Assert.AreEqual(marketValue, -10);
Assert.AreEqual(returnValue, Brushes.Red);
}
// This Converter is used to highligh Stock Name as Red for any Stocks whose Market Value < 0
// or Transaction Cost > Tolerance where Tolerance = 100,000 when Stock Type is "Bond" or
// Tolerance = 200,000 when Stock Type is "Equity";
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
if (values != null)
{
double marketValue, transactionCost, tolerance;
marketValue = Double.TryParse(values[0].ToString(), out marketValue) ? marketValue : 0;
transactionCost = Double.TryParse(values[1].ToString(), out transactionCost) ? transactionCost : 0;
StockEnum type = (StockEnum)values[2];
if (type == StockEnum.Bond)
{
tolerance = 100000;
}
else
{
tolerance = 200000;
}
if (marketValue < 0 || transactionCost > tolerance)
{
return(Brushes.Red);
}
}
return(null);
}