public static List <Strategy> LoadStrategies(IEventAggregator eventAggregator, ISubscriberHandler handler)
{
return(new List <Strategy>
{
new Strategy(s => s.Equals("i"), s => handler.AddSubscriber <int>()),
new Strategy(s => s.Equals("s"), s => handler.AddSubscriber <string>()),
new Strategy(s => s.Equals("a"), s => handler.DisplaySubscribers()),
new Strategy(s => s.StartsWith("us "), s => handler.Unsubscribe(s.Remove(0, s.IndexOf(' ') + 1))),
new Strategy(s => s.StartsWith("ss "), s => handler.Subscribe(s.Remove(0, s.IndexOf(' ') + 1))),
new Strategy(s => s.StartsWith("d "), s => handler.DeleteSubscriber(s.Remove(0, s.IndexOf(' ') + 1))),
new Strategy(s => s.StartsWith("p "), s =>
{
var input = s.Remove(0, s.IndexOf(' ') + 1);
var output = 0;
if (int.TryParse(input, out output))
{
eventAggregator.Publish(output);
}
else
{
eventAggregator.Publish(input);
}
})
});
}
public void AddSubscriber_ShouldHaveCorrectNumberofSubscibers()
{
// arrange
// act
_handler.AddSubscriber <int>();
_handler.AddSubscriber <string>();
_handler.AddSubscriber <int>();
// assert
Assert.IsTrue(_handler.Subscribers.Count(s => s.GetType() == typeof(PingSubscriber)) == 1);
Assert.IsTrue(_handler.Subscribers.Count(s => s.GetType() == typeof(SumSubscriber)) == 2);
}
