public void ShouldRegisterModifyEventHandlerAndUnregister()
{
var receivedModifedOrders = new List <ILimitOrder>();
var newOrder = new LimitOrder("ABC", 10, 99.22d, WayEnum.Buy, 3);
Action <ILimitOrder, int, double> eventHandler;
eventHandler = (order, oldQuantity, oldPrice) =>
{
receivedModifedOrders.Add(order);
};
newOrder.RegisterModifyNotificationHandler(eventHandler);
newOrder.Modify(11, 88.44d);
newOrder.UnRegisterModifyNotificationHandler(eventHandler);
newOrder.Modify(13, 12.44d);
Assert.AreEqual(1, receivedModifedOrders.Count);
}
