private void HandleGetPrice(GetPrice query)
{
if (query.StockId != _stockId)
{
Sender.Tell(new GetPriceResult
{
Reason = "StockId doesn't match"
});
return;
}
if (_orderStore.BestAsk.HasValue && _orderStore.BestBid.HasValue)
{
Sender.Tell(new GetPriceResult
{
Success = true,
Ask = _orderStore.BestAsk,
Bid = _orderStore.BestBid,
});
}
else
{
Sender.Tell(new GetPriceResult
{
Reason = "Price is not available at the moment"
});
}
}
public async Task Latest_Price_Returns_Null_Values_With_Reason(int bidUnits, decimal bidPrice, int askUnits, decimal askPrice)
{
//arrange
var bid = NewBid(units: bidUnits, price: bidPrice);
var ask = NewAsk(units: askUnits, price: askPrice);
//act
_matcher.Tell(bid);
_matcher.Tell(ask);
var message = new GetPrice()
{
StockId = StockId
};
var result = await _matcher.Ask <GetPriceResult>(message);
//assert
Assert.Null(result.Bid);
Assert.Null(result.Ask);
Assert.False(result.Success);
Assert.Equal("Price is not available at the moment", result.Reason);
}
public async Task Latest_Price_Returns_ExpectedData()
{
//arrange
var bid = NewBid(units: 10, price: 100.00m);
var ask = NewAsk(units: 10, price: 110.00m);
//act
_matcher.Tell(bid);
_matcher.Tell(ask);
var message = new GetPrice()
{
StockId = StockId
};
var result = await _matcher.Ask <GetPriceResult>(message);
//assert
Assert.Equal(100.00m, result.Bid);
Assert.Equal(110.00m, result.Ask);
Assert.True(result.Success);
Assert.Null(result.Reason);
}