public async Task send_and_handle_end_to_end()
{
// when this code appears in an MVC controller, both the IDocumentSession and the IServiceBus could be injected dependencies.
using (var session = theSender.Get <IDocumentStore>().OpenSession())
{
var bus = theSender.Get <IServiceBus>();
bus.EnlistInTransaction(session);
var order = new Order {
Id = Guid.NewGuid(), ItemName = "Hat"
};
session.Store(order);
var commandMessage = new ProcessOrder {
Id = order.Id, ItemName = order.ItemName
};
await bus.Send(commandMessage);
//TODO: assert that at this point, there should not have been anything handed to the sending agent.
// SaveChangesAsync will: save the document session including the outgoing envelopes,
// then trigger the sending agent to start delivering those envelopes.
await session.SaveChangesAsync();
//TODO: assert that at this point, the sending agent should have been told to deliver the message
}
TestSynch.HandledProcessOrderCommand.WaitOne(5.Seconds()).ShouldBe(true, "Waited too long for ProcessOrder event to be handled");
//TODO: at this point, the warehouse app's sending agent should _not_ have been told to deliver the message
TestSynch.WarehouseHandlerShouldContinueEvent.Set();
TestSynch.ProcessedItemOutOfStockEvent.WaitOne(5.Seconds()).ShouldBe(true, "Waited too long for ItemOutOfStock event to be handled");
}
public object Handle(ProcessOrder processOrder, IDocumentSession session)
{
session.Store(new PickList {
Id = processOrder.Id
});
var outOfStockEvent = new ItemOutOfStock {
OrderId = processOrder.Id, ItemName = processOrder.ItemName
};
// wait here for the test to inspect state.
TestSynch.HandledProcessOrderCommand.Set();
TestSynch.WarehouseHandlerShouldContinueEvent.WaitOne(5.Seconds());
return(outOfStockEvent);
}
public void Handle(ProcessOrder processOrder, IDocumentStore martenStore, IServiceBus bus)
{
using (var session = martenStore.OpenSession())
{
bus.EnlistInTransaction(session);
session.Store(new PickList {
Id = processOrder.Id
});
var outOfStockEvent = new ItemOutOfStock {
OrderId = processOrder.Id, ItemName = processOrder.ItemName
};
bus.Publish(outOfStockEvent);
// wait here for the test to inspect state.
TestSynch.HandledProcessOrderCommand.Set();
TestSynch.WarehouseHandlerShouldContinueEvent.WaitOne(5.Seconds());
session.SaveChanges();
}
}