public void Handle_Send_Messsage_To_Client()
{
//Arrange
StockPriceChangedEvent mockEvent = new StockPriceChangedEvent(message: "Mock Message");
StockPriceChangedEventHandler handler = new StockPriceChangedEventHandler(mockHubContext.Object);
Mock <IHubCallerClients> mockClients = new Mock <IHubCallerClients>();
Mock <IClientProxy> mockClientProxy = new Mock <IClientProxy>();
mockClients.Setup(clients => clients.All).Returns(mockClientProxy.Object);
mockHubContext.Setup(h => h.Clients.All).Returns(mockClientProxy.Object);
//Act
handler.Handle(mockEvent);
//Assert
mockClients.Verify(clients => clients.All, Times.Never);
mockClientProxy.Verify(
clientProxy => clientProxy.SendCoreAsync(
"UpdatedOrderState",
It.Is <object[]>(o => o != null),
default(CancellationToken)),
Times.Once
);
}
public void ChangeStockPrice(IStock stock, double newPrice)
{
var stockKvp = _stockIndex.Where(s => s.Key.Name == stock.Name)
.Select(s => s)
.FirstOrDefault();
var eventMessage = new StockPriceChangedEventMessage()
{
NewPrice = newPrice,
OldPrice = stockKvp.Value,
Stock = stock,
};
_stockIndex[stockKvp.Key] = newPrice;
StockPriceChangedEvent?.Invoke(this, eventMessage);
}
