public async Task When_a_command_is_undelivered_it_can_be_retrieved_from_the_bus_before_it_is_due()
{
using (var clock = VirtualClock.Start())
{
var bus = new InMemoryCommandBus <string>(clock);
await bus.Schedule("undelivered",
dueTime : clock.Now().AddDays(2));
bus.Undelivered().Should().HaveCount(1);
bus.Undelivered().Single().Command.Should().Be("undelivered");
}
}
public async Task When_a_command_is_undelivered_it_can_be_retrieved_from_the_bus_after_it_is_due()
{
using (var clock = VirtualClock.Start())
{
var bus = new InMemoryCommandBus <string>(clock);
await bus.Schedule("undelivered",
1.Seconds());
await clock.AdvanceBy(3.Days());
bus.Undelivered().Should().HaveCount(1);
bus.Undelivered().Single().Command.Should().Be("undelivered");
}
}
public async Task A_subscribed_receiver_can_select_a_handler_based_on_message_type()
{
var bus = new InMemoryCommandBus <ICommand <CommandTarget> >(Clock);
var received = new List <ICommand <CommandTarget> >();
var handler1 = CommandHandler.Create <CreateCommandTarget>(delivery => received.Add(delivery.Command));
var handler2 = CommandHandler.Create <UpdateCommandTarget>(delivery => received.Add(delivery.Command));
bus.Subscribe(handler1);
bus.Subscribe(handler2);
await bus.Schedule(new CreateCommandTarget(Guid.NewGuid().ToString()));
await Clock.AdvanceBy(1.Seconds());
received.Should()
.OnlyContain(c => c is CreateCommandTarget)
.And
.HaveCount(1);
}
