public QuoteViewModel(Quote quote)
{
Symbol = quote.Symbol;
Name = quote.Name;
CreateDate = quote.CreateDate;
LastTradePrice = quote.LastTradePrice.Value / 100;
}
public PlayerViewModel(Investment investment, Quote latestQuote, Player player)
{
Name = player.Name;
Description = player.Description;
Symbol = investment.Symbol;
CompanyName = latestQuote.Name;
CurrentPrice = latestQuote.LastTradePrice.Value / 100;
PurchasePrice = investment.PurchasePrice / 100;
PurchasedOn = investment.PurchaseDate;
ShareQuantity = investment.Quantity;
PercentageChange = (double) ((CurrentPrice - PurchasePrice) / PurchasePrice);
}
public void SaveToDatabase_And_LoadFromDatabase()
{
// Arrange
StockEngine engine = GetEngine();
List<Quote> stocks = new List<Quote>();
Quote stock1 = new Quote("SYM1")
{
Id = Guid.NewGuid(),
LastTradePrice = 1.50m,
};
Quote stock2 = new Quote("SYM2")
{
Id = Guid.NewGuid(),
LastTradePrice = 2.50m
};
stocks.Add(stock1);
stocks.Add(stock2);
// Act
engine.InsertQuotes(stocks);
List<Quote> stocksFromDb = engine.AllQuotes().ToList();
// Assert
Assert.That(stocksFromDb.Count, Is.EqualTo(2));
Assert.That(stocksFromDb[0].Id, Is.EqualTo(stock1.Id));
Assert.That(stocksFromDb[0].LastTradePrice, Is.EqualTo(stock1.LastTradePrice));
Assert.That(stocksFromDb[0].Symbol, Is.EqualTo(stock1.Symbol));
Assert.That(stocksFromDb[1].Id, Is.EqualTo(stock2.Id));
Assert.That(stocksFromDb[1].LastTradePrice, Is.EqualTo(stock2.LastTradePrice));
Assert.That(stocksFromDb[1].Symbol, Is.EqualTo(stock2.Symbol));
}
public void ShouldSellInvestment_No_Change()
{
// Arrange
Investment investment = new Investment()
{
Symbol = "BLAH",
PurchasePrice = 1.0m,
PurchaseDate = DateTime.Today
};
Quote quote = new Quote() { Symbol = "BLAH", LastTradePrice = 1.0m };
// Act
StockEngine engine = new YahooStockEngine();
foreach (Player player in engine.GetAllPlayers())
{
bool shouldSell = player.ShouldSellInvestment(quote, investment);
// Assert
Assert.False(shouldSell, "Failed ShouldSellInvestment being false for " + player.Name);
Assert.IsNull(investment.SellReason, "Failed SellReason being null for " + player.Name);
}
}
public void ShouldSellInvestment_Low_Price()
{
// Arrange
Investment investment = new Investment()
{
Symbol = "BLAH",
PurchasePrice = 1.0m,
PurchaseDate = DateTime.Today
};
Quote quote = new Quote() { Symbol = "BLAH", LastTradePrice = 0.7m };
// Act
StockEngine engine = new YahooStockEngine();
foreach (Player player in engine.GetAllPlayers())
{
bool shouldSell = player.ShouldSellInvestment(quote, investment);
// Assert
Assert.True(shouldSell, "Failed ShouldSellInvestment being true for " + player.Name);
Assert.That(investment.SellReason, Is.EqualTo(SellReason.LowPrice), "Failed SellReason being Low for " + player.Name);
}
}
public void ShouldSellInvestment_Boundaries()
{
// Arrange
Investment investment1 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment2 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment3 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment4 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment5 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment6 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment7 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment8 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Investment investment9 = new Investment() { Symbol = "", PurchasePrice = 1.0m, PurchaseDate = DateTime.Today };
Quote highQuote1 = new Quote() { Symbol = "BLAH", LastTradePrice = 1.05m };
Quote highQuote2 = new Quote() { Symbol = "BLAH", LastTradePrice = 1.06m };
Quote highQuote3 = new Quote() { Symbol = "BLAH", LastTradePrice = 3.99m };
Quote lowQuote1 = new Quote() { Symbol = "BLAH", LastTradePrice = 0.95m };
Quote lowQuote2 = new Quote() { Symbol = "BLAH", LastTradePrice = 0.49m };
Quote lowQuote3 = new Quote() { Symbol = "BLAH", LastTradePrice = 0 };
Quote noChangeQuote1 = new Quote() { Symbol = "BLAH", LastTradePrice = 0.96m };
Quote noChangeQuote2 = new Quote() { Symbol = "BLAH", LastTradePrice = 1.04m };
Quote noChangeQuote3 = new Quote() { Symbol = "BLAH", LastTradePrice = null };
// Act
Chris chris = new Chris(); // 5% change
bool shouldSellHigh1 = chris.ShouldSellInvestment(highQuote1, investment1);
bool shouldSellHigh2 = chris.ShouldSellInvestment(highQuote2, investment2);
bool shouldSellHigh3 = chris.ShouldSellInvestment(highQuote3, investment3);
bool shouldSellLow1 = chris.ShouldSellInvestment(lowQuote1, investment4);
bool shouldSellLow2 = chris.ShouldSellInvestment(lowQuote2, investment5);
bool shouldSellLow3 = chris.ShouldSellInvestment(lowQuote3, investment6);
bool shouldSellNoChange1 = chris.ShouldSellInvestment(noChangeQuote1, investment7);
bool shouldSellNoChange2 = chris.ShouldSellInvestment(noChangeQuote2, investment8);
bool shouldSellNoChange3 = chris.ShouldSellInvestment(noChangeQuote3, investment9);
// Assert
Assert.True(shouldSellHigh1, "High price 1 to 1.05"); Assert.That(investment1.SellReason, Is.EqualTo(SellReason.HighPrice));
Assert.True(shouldSellHigh2, "High price 1 to 1.06"); Assert.That(investment2.SellReason, Is.EqualTo(SellReason.HighPrice));
Assert.True(shouldSellHigh3, "High price 1 to 3.99"); Assert.That(investment3.SellReason, Is.EqualTo(SellReason.HighPrice));
Assert.True(shouldSellLow1, "Low price 1 to 0.95"); Assert.That(investment4.SellReason, Is.EqualTo(SellReason.LowPrice));
Assert.True(shouldSellLow2, "Low price 1 to 0.49"); Assert.That(investment5.SellReason, Is.EqualTo(SellReason.LowPrice));
Assert.True(shouldSellLow3, "Low price 1 to 0"); Assert.That(investment6.SellReason, Is.EqualTo(SellReason.LowPrice));
Assert.False(shouldSellNoChange1, "No change 1 to 0.96");
Assert.False(shouldSellNoChange2, "No change 1 to 1.04");
Assert.False(shouldSellNoChange3, "No change 1 to (null)");
}
public void InsertQuote(Quote quote)
{
using (DbConnection connection = Db.CreateConnection())
{
connection.Open();
connection.Insert<Quote>(quote);
}
}
/// <summary>
///
/// </summary>
/// <param name="player"></param>
/// <param name="quote"></param>
/// <param name="walletSize">The size of your wallet, in £</param>
public void InitializePlayer(Player player, Quote quote, decimal walletSize)
{
walletSize *= 100;
int quantity = (int)(walletSize / quote.LastTradePrice.Value);
Investment investment = new Investment()
{
Id = Guid.NewGuid(),
PlayerName = player.GetType().Name,
PurchaseDate = DateTime.Now,
PurchasePrice = quote.LastTradePrice.Value,
Quantity = quantity,
Symbol = quote.Symbol
};
using (DbConnection connection = Db.CreateConnection())
{
connection.Open();
connection.Insert<Investment>(investment);
Log.Information("Initialized {0} with symbol {1}", investment.PlayerName, investment.Symbol);
}
}
