public void Does_not_parse_events_with_unknown_types()
{
string message = "Event: UNKNOWN;";
Action action = () => StockEvent.From(message);
action.ShouldThrow <ArgumentException>();
}
public void Does_not_parse_events_with_incorrect_format()
{
string message = "incorrect message";
Action action = () => StockEvent.From(message);
action.ShouldThrow <ArgumentException>();
}
public void Parses_close_event()
{
string message = "Event: CLOSE;";
StockEvent stockEvent = StockEvent.From(message);
string serialized = stockEvent.ToString();
stockEvent.Type.ShouldEqual(StockEventType.Close);
serialized.ShouldEqual(message);
}
public void Parses_purchase_event()
{
string message = "Event: PURCHASE; BuyerName: Buyer; NumberSold: 1;";
StockEvent stockEvent = StockEvent.From(message);
string serialized = stockEvent.ToString();
stockEvent.Type.ShouldEqual(StockEventType.Purchase);
stockEvent.BuyerName.ShouldEqual("Buyer");
stockEvent.NumberSold.ShouldEqual(1);
serialized.ShouldEqual(message);
}
public void Parses_price_event()
{
string message = "Event: PRICE; NumberInStock: 12; CurrentPrice: 34;";
StockEvent stockEvent = StockEvent.From(message);
string serialized = stockEvent.ToString();
stockEvent.Type.ShouldEqual(StockEventType.Price);
stockEvent.NumberInStock.ShouldEqual(12);
stockEvent.CurrentPrice.ShouldEqual(34);
serialized.ShouldEqual(message);
}
private void StockMessageRecieved(string message)
{
StockEvent stockEvent = StockEvent.From(message);
StockCommand stockCommand = _buyer.Process(stockEvent);
if (stockCommand != StockCommand.None())
{
_connection.SendMessage(stockCommand.ToString());
}
_repository.Save(ItemId, _buyer);
Notify(nameof(CurrentPrice));
Notify(nameof(NumberInStock));
Notify(nameof(BoughtSoFar));
Notify(nameof(State));
}