public void InstancesActivatedWithinScopeAreDeactivatedAfterThreadIsGarbageCollectedAndCacheIsPruned()
{
this.kernel.Bind <NotifiesWhenDisposed>().ToSelf().InThreadScope();
var cache = this.kernel.Components.Get <ICache>();
NotifiesWhenDisposed instance = null;
ThreadStart callback = () => instance = this.kernel.Get <NotifiesWhenDisposed>();
var thread = new Thread(callback);
thread.Start();
thread.Join();
thread = null;
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
cache.Prune();
instance.Should().NotBeNull();
instance.IsDisposed.Should().BeTrue();
}
public void InstanceIsNotTrackedForDeactivation()
{
var instance = new NotifiesWhenDisposed();
kernel.Inject(instance);
kernel.Dispose();
instance.IsDisposed.Should().BeFalse();
}
public void StrategyDisposesInstanceIfItIsDisposable()
{
var instance = new NotifiesWhenDisposed();
var reference = new InstanceReference {
Instance = instance
};
this.strategy.Deactivate(this.contextMock.Object, reference);
instance.IsDisposed.Should().BeTrue();
}
private NotifiesWhenDisposed GetInstanceFromSeparateThread()
{
NotifiesWhenDisposed instance = null;
ThreadStart callback = () => instance = this.kernel.Get <NotifiesWhenDisposed>();
var thread = new Thread(callback);
thread.Start();
thread.Join();
return(instance);
}
public void InstancesActivatedWithinScopeAreDeactivatedAfterThreadIsGarbageCollectedAndCacheIsPruned()
{
this.kernel.Bind <NotifiesWhenDisposed>().ToSelf().InThreadScope();
var cache = this.kernel.Components.Get <ICache>();
// Use separate method to allow thread/scope to be finalized
NotifiesWhenDisposed instance = GetInstanceFromSeparateThread();
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
cache.Prune();
instance.Should().NotBeNull();
instance.IsDisposed.Should().BeTrue();
}
public void DisposalCascadesThroughScopesThatNotifyWhenDisposed()
{
MobileInfantry rico;
MoritaAssaultRifle rifle;
var scope = new NotifiesWhenDisposed();
var kernel = new StandardKernel(new NinjectSettings()
{
LoadExtensions = false
});
kernel.Bind <IWarrior>().To <MobileInfantry>().InScope(ctx => RequestScope.Current).WithParameter(new Parameter("scope", scope, true)).OnDeactivation(_ => scope.Dispose());
kernel.Bind <IWeapon>().To <MoritaAssaultRifle>().InScope(ctx => ((Parameter)ctx.Parameters.First()).ValueCallback(ctx, null));
using (new RequestScope())
{
rico = (MobileInfantry)kernel.Get <IWarrior>();
rifle = (MoritaAssaultRifle)rico.Weapon;
}
// if scopes are chained to the request scope "properly", then all services
// are disposed when the request scope is disposed
rifle.IsDisposed.Should().BeTrue();
}
