public void ShouldEnable()
{
var reminderService = new ReminderService(1);
Task.Run(() =>
reminderService.SubsribeAndRun(() => Console.WriteLine("Напоминание, будь челом бля")),
reminderService.Reminder.CancellationTokenSource.Token);
Thread.Sleep(3000);
reminderService.Exit();
reminderService.Reminder.CancellationTokenSource.IsCancellationRequested.Should(Be.True);
}