public void RemoveSubscriber_ValidArguments_RemovesSubscriber()
{
var subscriber = new EconomicNewsSubscriber();
filter.Filter.FilterInstance.AddSubscriber("test", subscriber);
filter.Filter.FilterInstance.RemoveSubscriber("test", subscriber);
Assert.That(!filter.Filter.FilterInstance.SubscribersList["test"].Contains(subscriber));
}
public static void Main(string[] args)
{
var entertainmentSubscriber = new EntertainmentNewsSubscriber();
var economicsSubscriber = new EconomicNewsSubscriber();
var sportsSubscriber = new SportsNewsSubscriber();
var serviceProvider = new ServiceCollection()
.AddSingleton <ISubscribeService, SubscribeService>()
.AddSingleton <publisher.IPublisher, publisher.Publisher>()
.AddSingleton <IDataTransformService, DataTransformService>()
.BuildServiceProvider();
var subscribeService = serviceProvider.GetService <ISubscribeService>();
subscribeService.Subscribe("entertainment", new List <ISubscriber> {
entertainmentSubscriber
});
subscribeService.Subscribe("economics", new List <ISubscriber> {
economicsSubscriber
});
subscribeService.Subscribe("sports", new List <ISubscriber> {
sportsSubscriber
});
subscribeService.Subscribe("all", new List <ISubscriber> {
entertainmentSubscriber, economicsSubscriber, sportsSubscriber
});
Console.WriteLine("Enter news title:");
string title = Console.ReadLine();
Console.WriteLine("Enter news category");
string category = Console.ReadLine();
Console.WriteLine("Enter author name");
string authorName = Console.ReadLine();
Console.WriteLine("Enter description");
string description = Console.ReadLine();
if (!string.IsNullOrWhiteSpace(title) && !string.IsNullOrWhiteSpace(category) &&
!string.IsNullOrWhiteSpace(authorName) && !string.IsNullOrWhiteSpace(description))
{
var dataTransformService = serviceProvider.GetService <IDataTransformService>();
var news = dataTransformService.TransformData(title, category, authorName, description);
var publisher = serviceProvider.GetService <publisher.IPublisher>();
publisher.Publish(news, news.Category.ToLower());
}
else
{
Console.WriteLine("Cannot process because this is an incomplete news record");
}
Console.ReadLine();
}
