public void WHEN_receiving_message_twice_THEN_consumes_only_once()
{
var commandId = SequentialGuid.GenerateNewGuid();
var e = new ItemAdded
{
SourceType = "DomainAggregate",
CorrelationId = commandId,
SourceId = Guid.Empty,
Id = 1,
Name = "Silla",
Version = 1
};
var mailSent = 0;
this.sut.Consume <MailingSubscription>(e, () =>
{
++mailSent;
Console.WriteLine("Mail sent once!");
});
this.sut.Consume <MailingSubscription>(e, () =>
{
++mailSent;
Console.WriteLine("Mail sent twice! this not good....");
});
Assert.Equal(1, mailSent);
}
public void WHEN_receiving_message_once_THEN_proyects_in_proc()
{
var commandId = SequentialGuid.GenerateNewGuid();
var e = new ItemAdded
{
SourceType = "DomainAggregate",
CorrelationId = commandId,
SourceId = Guid.Empty,
Id = 1,
Name = "Silla",
Version = 1
};
this.sut.Project(e, (context) =>
{
context.Items.Add(new Item {
UnidentifiableId = e.Id, Name = e.Name
});
}, (context) => { });
using (var context = this.contextFactory.Invoke())
{
var item = context.Items.Where(i => i.UnidentifiableId == 1).FirstOrDefault();
var log = context.ReadModelingEvents.Where(l => l.SourceId == Guid.Empty && l.Version == 1).FirstOrDefault();
Assert.Equal("Silla", item.Name);
Assert.True(log != null);
Assert.Equal(commandId, log.CorrelationId);
}
}
public void CUANDO_se_actualiza_resumen_de_animales_por_periodo_ENTONCES_se_proyecta()
{
var correlationId = SequentialGuid.GenerateNewGuid();
var e = new SeActualizoResumenDeAnimalesPorPeriodo
{
SourceType = "TestAggregate",
CantidadDeAnimales = 5,
CorrelationId = correlationId,
Periodo = 2015,
SourceId = Guid.Empty,
Version = 1
};
this.sut.Handle(e);
using (var context = this.contextFactory.Invoke())
{
var resumen = context.ResumenDeAnimalesDeTodosLosPeriodos
.Where(x => x.Periodo == e.Periodo.ToString())
.FirstOrDefault();
Assert.NotNull(resumen);
Assert.Equal(e.CantidadDeAnimales, resumen.Cantidad);
var log = context.ReadModelingEvents
.Where(x => x.CorrelationId == correlationId)
.FirstOrDefault();
Assert.NotNull(log);
}
}
public void WHEN_receiving_message_twice_concurrently_THEN_proyects_only_once()
{
var commandId = SequentialGuid.GenerateNewGuid();
var e = new ItemAdded
{
SourceType = "DomainAggregate",
CorrelationId = commandId,
SourceId = Guid.Empty,
Id = 1,
Name = "Silla",
Version = 1
};
try
{
this.sut.Project(e, (context) =>
{
context.Items.Add(new Item {
UnidentifiableId = e.Id, Name = e.Name
});
// Concurrency
this.sut.Project(e, (otherContextInstance) =>
{
otherContextInstance.Items.Add(new Item {
UnidentifiableId = e.Id, Name = e.Name
});
}, (otherContextInstance) => { });
}, (context) => { });
// Should have thrown an error.
Assert.True(false);
}
catch (Exception)
{
using (var context = this.contextFactory.Invoke())
{
var item = context.Items.Where(i => i.UnidentifiableId == 1).ToList();
var log = context.ReadModelingEvents.Where(l => l.SourceId == Guid.Empty && l.Version == 1).ToList();
Assert.True(item.Count() == 1);
Assert.True(log.Count() == 1);
}
}
}
public GIVEN_events_and_read_model_with_data()
{
var id = SequentialGuid.GenerateNewGuid();
var actor = new ItemActor(id);
actor.HandleCommands();
this.eventStore.Save(actor, new FakeCommand(id));
using (var context = this.readModelContextFactory.Invoke())
{
context.ReadModelingEvents.Add(
new ProjectedEvent
{
SourceId = Guid.Empty,
CorrelationId = Guid.Empty,
SourceType = "TestAggregate",
EventType = "TestEvent",
Version = 1
});
context.ReadModelingEvents.Add(
new ProjectedEvent
{
SourceId = Guid.Empty,
CorrelationId = Guid.Empty,
SourceType = "TestAggregate",
EventType = "TestEvent",
Version = 2
});
context.ReadModelingEvents.Add(
new ProjectedEvent
{
SourceId = Guid.Empty,
CorrelationId = Guid.Empty,
SourceType = "TestAggregate",
EventType = "TestEvent",
Version = 3
});
context.SaveChanges();
}
}
public void AddItemBuggyProcess(string name)
{
var command = new AddItem(SequentialGuid.GenerateNewGuid());
this.buggyApp.Send(command);
}
public void AddItem(string name)
{
var command = new AddItem(SequentialGuid.GenerateNewGuid());
this.app.Send(command);
}
