public async Task Notify_all_registered_clients_as_soon_as_it_detects_new_reserved_seats()
{
const string showId = "3";
var reservedSeats = new List <string> {
"A1", "A7"
};
var reservationProvider = SetupStubForReservationProvider(showId, reservedSeats);
var reservationWatcher =
new ShowReservationsWatcher(showId, reservationProvider, TimeSpan.FromMilliseconds(1));
await reservationWatcher.Start();
var client1 = new ClientProxy(showId, "connectionId1", new List <string>(),
PublisherFactory.GetFakePublisher());
var client2 = new ClientProxy(showId, "connectionId1", new List <string>(),
PublisherFactory.GetFakePublisher());
await reservationWatcher.RegisterClient(client1);
await reservationWatcher.RegisterClient(client2);
Check.That(client1.ReservedSeats).ContainsExactly(reservedSeats);
Check.That(client2.ReservedSeats).ContainsExactly(reservedSeats);
// Change the vision of the stub
reservedSeats.Add("B7");
reservationProvider.GetReservedSeats(showId).Returns(new ReservedSeatsDto(reservedSeats.ToList()));
WaitUntilTaskRunHasEnoughTimeToEnd();
Check.That(client1.ReservedSeats).ContainsExactly(reservedSeats);
Check.That(client2.ReservedSeats).ContainsExactly(reservedSeats);
}
public async Task Not_notify_changes_to_a_client_once_it_has_been_unregistered()
{
const string showId = "3";
var initialListOfReservedSeats = new List <string> {
"A1", "A7"
};
var reservedSeats = new List <string>(initialListOfReservedSeats);
var reservationProvider = Substitute.For <IProvideReservedSeats>();
reservationProvider.GetReservedSeats(showId).Returns(new ReservedSeatsDto(reservedSeats.ToList()));
var stubTimer = new StubTimer();
var reservationWatcher =
new ShowReservationsWatcher(showId, reservationProvider, TimeSpan.FromMilliseconds(2), stubTimer);
await reservationWatcher.Start();
var client1 = new ClientProxy(showId, "connectionId1", new List <string>(),
PublisherFactory.GetFakePublisher());
await reservationWatcher.RegisterClient(client1);
reservationWatcher.UnregisterObserver(client1);
// Change the vision of the stub
reservedSeats.Add("B7");
reservationProvider.GetReservedSeats(showId).Returns(new ReservedSeatsDto(reservedSeats.ToList()));
stubTimer.ExecuteMethod();
WaitUntilTaskRunHasEnoughTimeToEnd();
Check.That(client1.ReservedSeats).ContainsExactly(initialListOfReservedSeats);
}
public async Task Throw_invalid_operation_exception_when_trying_to_register_a_client_on_unStarted_watcher()
{
const string showId = "3";
var reservationProvider = SetupStubForReservationProvider(showId, new List <string> {
"A1", "A7"
});
var reservationWatcher =
new ShowReservationsWatcher(showId, reservationProvider, TimeSpan.FromMilliseconds(1));
// Here, we forget to start the watcher before we register our first client
Check.ThatCode(async() =>
{
var client1 = new ClientProxy(showId, "connectionId1", new List <string>(),
PublisherFactory.GetFakePublisher());
await reservationWatcher.RegisterClient(client1);
}).Throws <InvalidOperationException>()
.WithMessage(
$"Must start the {nameof(ShowReservationsWatcher)} instance before being able to register any client.");
}
public async Task Provide_current_SeatReservations_to_clients_as_soon_as_they_have_registered()
{
const string showId = "3";
var reservedSeats = new List <string> {
"A1", "A7"
};
var reservationProvider = SetupStubForReservationProvider(showId, reservedSeats);
var reservationWatcher =
new ShowReservationsWatcher(showId, reservationProvider, TimeSpan.FromMilliseconds(1));
await reservationWatcher.Start();
var client1 = new ClientProxy(showId, "connectionId1", new List <string>(),
PublisherFactory.GetFakePublisher());
var client2 = new ClientProxy(showId, "connectionId2", new List <string>(),
PublisherFactory.GetFakePublisher());
await reservationWatcher.RegisterClient(client1);
await reservationWatcher.RegisterClient(client2);
Check.That(client1.ReservedSeats).ContainsExactly(reservedSeats);
Check.That(client2.ReservedSeats).ContainsExactly(reservedSeats);
}
