static void Main(string[] args)
{
Console.WriteLine("Hello World!");
var random = new Random();
var subject = new SimpleCalculator(random.Next(-20, 100), random.Next(-10, 50));
var sum = new SumObserver();
var multiplication = new MultiplicationObserver();
subject.Attach(multiplication);
subject.Attach(sum);
subject.Attach(new DivisionObserver());
subject.Attach(new SubtractionObserver());
Console.WriteLine("\nExemplo sorteando os observadores");
for (int i = 0; i < 2; i++)
{
subject.Operation = (Operation)random.Next(0, 3);
subject.Notify(subject);
}
Console.WriteLine("\nExemplo com todos os observadores");
for (int i = 0; i < 4; i++)
{
subject.Operation = (Operation)i;
subject.Notify(subject);
}
subject.Detach(sum);
subject.Detach(multiplication);
Console.WriteLine("\nExemplo após remover os observadores de Soma e Multiplicação");
for (int i = 0; i < 4; i++)
{
subject.Operation = (Operation)i;
subject.Notify(subject);
}
Console.ReadKey();
}
public void CouldCreateTwoRepositoriesAndBroadcastMessages()
{
using (var repo = new DataRepository("../SeriesRepositoryTests", 100))
using (var repo2 = new DataRepository("../SeriesRepositoryTests", 100)) {
for (int rounds = 0; rounds < 1000; rounds++)
{
var sw = new Stopwatch();
// this read and write series have the same underlying instance inside the repo
// the reead series are just wrapped with .ReadOnly()
var observable = repo2.Broadcast <int>("test_CouldCreateTwoRepositoriesAndBroadcastMessages").Result;
var observer = repo.Broadcast <int>("test_CouldCreateTwoRepositoriesAndBroadcastMessages").Result;
var count = 1000000;
sw.Start();
var sum = new SumObserver(count);
var unsubscribe = observable.Subscribe(sum);
for (int i = 0; i < count; i++)
{
observer.OnNext(i);
}
sum.Tcs.Task.Wait();
Console.WriteLine("Sum: " + sum.Tcs.Task.Result);
sw.Stop();
Trace.WriteLine($"Elapsed msec: {sw.ElapsedMilliseconds}");
Trace.WriteLine($"Round: {rounds}");
unsubscribe.Dispose();
}
}
}
