public void Register_Resolve_Scoped()
{
//ARRANGE
var serviceCollection = new ServiceCollection();
serviceCollection.AddScoped <IDisposable, TrackableDisposable>();
var tracker = new Tracker();
var container = new Container(builder =>
{
builder.Register <ITracker>(c => c.Inject(() => tracker));
builder.RegisterServices(serviceCollection);
builder.ConfigureSettings(SingularitySettings.Microsoft);
});
//ACT
int disposeCountBefore;
IDisposable instance1, instance2;
using (Scoped scope = container.BeginScope())
{
instance1 = scope.GetInstance <IDisposable>();
instance2 = scope.GetInstance <IDisposable>();
disposeCountBefore = tracker.DisposeCount;
}
int disposeCountAfter = tracker.DisposeCount;
//ASSERT
Assert.Same(instance1, instance2);
Assert.IsType <TrackableDisposable>(instance1);
Assert.Equal(0, disposeCountBefore);
Assert.Equal(1, disposeCountAfter);
}
public void BeginScope_GetInstance_AlwaysReturnsSameInstanceForTheSameScope()
{
//ARRANGE
var container = new Container(builder =>
{
builder.Register <IDisposable, Disposable>(c => c
.With(Lifetime.PerScope)
.WithFinalizer(x => x.Dispose()));
});
//ACT
Scoped scope1 = container.BeginScope();
var disposable1 = scope1.GetInstance <IDisposable>();
var disposable2 = scope1.GetInstance <IDisposable>();
Scoped scope2 = container.BeginScope();
var disposable3 = scope2.GetInstance <IDisposable>();
var disposable4 = scope2.GetInstance <IDisposable>();
//ASSERT
Assert.Same(disposable1, disposable2);
Assert.Same(disposable3, disposable4);
Assert.NotSame(disposable1, disposable3);
}
public void GetInstance_Nested()
{
//ARRANGE
var container = new Container(builder =>
{
builder.Register <ITestService10, TestService10>(c => c
.With(Lifetimes.PerScope));
builder.Register <ITestService11, TestService11>();
});
//ACT
Scoped scope1 = container.BeginScope();
var testService11 = scope1.GetInstance <ITestService11>();
//ASSERT
Assert.IsType <TestService11>(testService11);
Assert.IsType <TestService10>(testService11.TestService10);
}
public void BeginScope_GetInstance_DisposeScope()
{
//ARRANGE
var container = new Container(builder =>
{
builder.Register <IDisposable, Disposable>(c => c
.With(Lifetime.PerScope)
.WithFinalizer(x => x.Dispose()));
});
//ACT
Scoped scope = container.BeginScope();
var disposable = (Disposable)scope.GetInstance <IDisposable>();
bool isDisposedBefore = disposable.IsDisposed;
scope.Dispose();
bool isDisposedAfter = disposable.IsDisposed;
//ASSERT
Assert.False(isDisposedBefore);
container.Dispose();
Assert.True(isDisposedAfter);
}
/// <inheritdoc />
public object GetService(Type serviceType)
{
return(_scope.GetInstance(serviceType));
}
