public void PersonCreatedService_receives_new_Person_and_Saves_to_Database()
{
//Arrange
var options = new DbContextOptionsBuilder <DeelnemerContext>()
.UseSqlServer(@"Server=.\SQLEXPRESS;Database=JeroenDonaldDuckDeelnemers;Trusted_Connection=true")
.Options;
using (var context = new DeelnemerContext(options))
using (var tx = context.Database.BeginTransaction())
using (var listener = new TestListener())
{
context.Database.EnsureCreated();
var service = new BlockingReceiver <PersonCreated>();
service.SubscribeToEvents(listener);
//Act
service.Execute(new PersonCreated()
{
FirstName = "Klaas-Teake"
});
context.SaveChanges();
//Assert
var result = context.Deelnemers.Where(p => p.FirstName == "Klaas-Teake").First();
Assert.Equal("Klaas-Teake", result.FirstName);
}
}
public void TestListenerProvidesSpecificSender()
{
using (var listener1 = new TestListener())
using (var listener2 = new TestListener())
using (var service1 = new BlockingReceiver <int>())
using (var service2 = new BlockingReceiver <int>())
{
service1.SubscribeToEvents(listener1);
service2.SubscribeToEvents(listener2);
using (var sender = listener1.Sender())
{
sender.PublishEvent(3);
}
using (var sender = listener2.Sender())
{
sender.PublishEvent(4);
}
Assert.Equal(3, service1.Next());
Assert.Equal(4, service2.Next());
}
}
public void FrontEndServiceShouldRespondToPersonCreatedEvents()
{
// Arrange
using (var context = new FrontEndContext(
new DbContextOptionsBuilder <FrontEndContext>().UseSqlite(@"Filename=.\test.db").Options))
{
context.Database.EnsureDeleted();
context.Database.EnsureCreated();
var builder = new ContainerBuilder();
builder
.RegisterType <FrontEndService>()
.As <IReceive <PersonCreated> >();
builder
.RegisterInstance <IFrontEndContext>(context).ExternallyOwned();
using (var waiter = new BlockingReceiver <PersonCreated>())
using (var container = builder.Build())
using (var sender = new TestSender())
using (var listener = sender.Listener())
{
listener.SubscribeEvents <PersonCreated>(container);
waiter.SubscribeToEvents(listener);
// Act
sender.PublishEvent(new PersonCreated {
});
waiter.Next();
}
// Assert
Assert.True(context.People.Any());
}
}
public void SendAndReceiveShouldNotDependOnClrTypes()
{
// Arrange
var input = new ef_demo.Person {
FirstName = "Test", LastName = "Man"
};
using (var listener = new TestListener())
using (var service = new BlockingReceiver <Person>())
{
service.SubscribeToEvents(listener);
// Act
using (var sender = listener.Sender())
{
sender.PublishEvent(input);
}
// Assert
var result = service.Next();
Assert.Equal(input.FirstName, result.FirstName);
Assert.Equal(input.LastName, result.LastName);
}
}
public void ListenerDisposesDependenciesResolvedToCreateInstancesOnExecute()
{
// Arrange
var dependency = Substitute.For <IDependency, IDisposable>();
var builder = new ContainerBuilder();
builder
.Register(c => dependency);
builder
.RegisterReceiverFor <ReceiverWithDependency, int>();
using (var listener = new TestListener())
using (var sender = listener.Sender())
using (var container = builder.Build())
using (var waiter = new BlockingReceiver <int>())
{
listener.SubscribeEvents <int>(container);
dependency.ClearReceivedCalls();
waiter.SubscribeToEvents(listener);
// Act
sender.PublishEvent(4);
waiter.Next();
}
// Assert
((IDisposable)dependency).Received(1).Dispose();
}
public void ListenerReceivesTwoMessagesOfDifferentType()
{
using (var listener = new TestListener())
using (var service1 = new BlockingReceiver <Person>())
using (var service2 = new BlockingReceiver <string>())
{
service1.SubscribeToEvents(listener);
service2.SubscribeToEvents(listener);
using (var sender = listener.Sender())
{
sender.PublishEvent(new Person {
FirstName = "first"
});
sender.PublishEvent("just simple text");
service1.Next();
service2.Next();
}
}
}
public void PublishedMessageShouldBeDeliveredToSubscribedReceiversFromBothListeners()
{
// Arrange
using (var sender = new TestSender())
using (var listener1 = sender.Listener())
using (var listener2 = sender.Listener())
using (var service1 = new BlockingReceiver <Person>())
using (var service2 = new BlockingReceiver <Person>())
{
service1.SubscribeToEvents(listener1);
service2.SubscribeToEvents(listener2);
// Act
sender.PublishEvent(new Person {
FirstName = "first"
});
// Assert
service1.Next();
service2.Next();
}
}
public void PublishedMessageShouldBeReceivedBySubscribedReceiver()
{
// Arrange
using (var listener = new TestListener())
using (var receiver = new BlockingReceiver <Person>())
{
receiver.SubscribeToEvents(listener);
// Act
var input = new Person {
FirstName = "Test", LastName = "Man"
};
using (var sender = listener.Sender())
{
sender.PublishEvent(input);
}
// Assert
var result = receiver.Next();
Assert.Equal(input.FirstName, result.FirstName);
Assert.Equal(input.LastName, result.LastName);
}
}
public void SendAndReceiveShouldDependOnClassName()
{
// Arrange
var input = new Person {
FirstName = "Test", LastName = "Man"
};
using (var listener = new TestListener())
using (var wait = new ManualResetEvent(false))
using (var service = new BlockingReceiver <SomethingUnrelated>())
{
service.SubscribeToEvents(listener);
// Act
using (var sender = listener.Sender())
{
sender.PublishEvent(input);
}
// Assert
Assert.Throws <TimeoutException>(() => service.Next(TimeSpan.FromSeconds(1)));
}
}
public void ListenerRaisesEventsOnReceivingMessages()
{
// Arrange
using (var listener = new TestListener())
using (var sender = listener.Sender())
using (var service = new BlockingReceiver <int>())
{
var messages = new List <ReceivedEventArgs>();
listener.Received += (o, e) => messages.Add(e);
service.SubscribeToEvents(listener);
// Act
sender.PublishEvent(3);
service.Next();
// Assert
var message = messages.Single();
Assert.Equal(service.GetType(), message.HandledBy);
Assert.Equal("Int32", message.Topic);
Assert.Equal("3", message.Message);
}
}
