public void DoesNotReturnSameInstanceTwice()
{
var injectionist = new Injection.Injectionist();
injectionist.Register(c => new Something());
injectionist.Decorate(c => c.Get <Something>());
var result = injectionist.Get <Something>();
Assert.That(result.TrackedInstances.OfType <Something>().Count(), Is.EqualTo(1));
}
public void InjectedWhateverWithWhateverInsideIsProperlyDisposed()
{
var injectionist = new Injection.Injectionist();
var eventTracker = new EventTracker();
injectionist.Register(c =>
{
var fakeBus = new FakeBus(c.Get <Disposable1>(), c.Get <EventTracker>());
fakeBus.FakeBusDisposed += () =>
{
foreach (var disposable in c.TrackedInstances.OfType <IDisposable>().Reverse())
{
disposable.Dispose();
}
};
foreach (var disposable in c.TrackedInstances.OfType <IInitializable>())
{
disposable.Initialize();
}
return(fakeBus);
});
injectionist.Register(c => new Disposable1(c.Get <Disposable2>(), c.Get <EventTracker>()));
injectionist.Register(c => new Disposable2(c.Get <EventTracker>()));
injectionist.Register(c => eventTracker);
using (var bus = injectionist.Get <FakeBus>().Instance)
{
Console.WriteLine("Using the bus....");
Console.WriteLine("Disposing it");
}
Console.WriteLine(@"Here's what happened:
{0}", string.Join(Environment.NewLine, eventTracker.Events.Select(e => "- " + e)));
Assert.That(eventTracker.Events, Is.EqualTo(new[]
{
"EventTracker initialized",
"Disposable2 initialized",
"Disposable1 initialized",
"Disposable1 disposed",
"Disposable2 disposed",
"EventTracker disposed",
"FakeBus disposed",
}));
}
public void CanGetResolvedInstancesOfSomeParticularType()
{
var injectionist = new Injection.Injectionist();
injectionist.Decorate <IService>(c => new Decorator("2", c.Get <IService>()));
injectionist.Decorate <IService>(c => new Decorator("3", c.Get <IService>()));
injectionist.Decorate <IService>(c => new Decorator("4", c.Get <IService>()));
injectionist.Register <IService>(c => new Primary("1"));
var result = injectionist.Get <IService>();
var instanceNames = result.TrackedInstances
.OfType <INamed>()
.Select(n => n.Name)
.ToList();
Console.WriteLine($@"Instance names:
{string.Join(Environment.NewLine, instanceNames.Select(name => $" {name}"))}");
Assert.That(instanceNames, Is.EqualTo(new[] { "1", "2", "3", "4" }));
}