public void CalculateVolumeWeightedStockPriceTest()
{
var stock = new CommonStock {
symbol = "TEA", lastDividend = 10, parValue = 100
};
var trade1 = new Trade {
stockSymbol = "TEA", timestamp = DateTime.Now.AddMinutes(-60), price = 5, direction = TradeDirection.BUY, quantity = 50
};
exchangeStock.RecordTrade(trade1);
var trade2 = new Trade {
stockSymbol = "TEA", timestamp = DateTime.Now, price = 10, direction = TradeDirection.BUY, quantity = 100
};
exchangeStock.RecordTrade(trade2);
var trade3 = new Trade {
stockSymbol = "TEA", timestamp = DateTime.Now, price = 100, direction = TradeDirection.BUY, quantity = 3
};
exchangeStock.RecordTrade(trade3);
var currentStockPrice = exchangeStock.CalculateVolumeWeightedStockPrice("TEA", 15);
var expectedStockPrice = 1300d / 103d;
Assert.AreEqual(expectedStockPrice, currentStockPrice);
}
