/// <summary>
/// Output StreamProcessorChain to observable container.
/// </summary>
/// <typeparam name="TOldIn"></typeparam>
/// <typeparam name="TIn"></typeparam>
/// <param name="previousNode"></param>
/// <returns></returns>
public static async Task <IContainerGrain <TIn> > ToContainer <TOldIn, TIn>(
this StreamProcessorChain <TOldIn, TIn> previousNode)
{
var processorAggregate = previousNode.Factory.Factory.GetGrain <IObservableContainerGrain <TIn> >(Guid.NewGuid());
await processorAggregate.SetInput(await previousNode.GetStreamIdentities());
return(processorAggregate);
}
private async Task ValidateTwoLevelAggregateSetupAndTearDown()
{
int numberOfStreamsPerLevel = 2;
var source = new MultiStreamProvider <int>(_provider, numberOfStreamsPerLevel);
var factory = new DefaultStreamProcessorAggregateFactory(GrainFactory);
var aggregateOne = await factory.CreateSelect(_ => _, await source.GetStreamIdentities());
var aggregateTwo = await factory.CreateSelect(_ => _, await aggregateOne.GetStreamIdentities());
var firstElement = new StreamProcessorChainStart <int, int>(aggregateOne, source, new DefaultStreamProcessorAggregateFactory(GrainFactory));
var query = new StreamProcessorChain <int, int>(aggregateTwo, firstElement);
Assert.IsFalse(await aggregateOne.IsTearedDown());
Assert.IsFalse(await aggregateTwo.IsTearedDown());
await query.TearDown();
Assert.IsTrue(await aggregateOne.IsTearedDown());
Assert.IsTrue(await aggregateTwo.IsTearedDown());
}
private async Task ValidateTwoLevelAggregateSetupAndTearDown()
{
int numberOfStreamsPerLevel = 2;
var source = new StreamMessageSenderComposite <int>(_provider, numberOfStreamsPerLevel);
var factory = new DefaultStreamProcessorAggregateFactory(GrainFactory);
var aggregateOne = await factory.CreateSelect <int, int>(_ => _, new StreamProcessorAggregateConfiguration(await source.GetOutputStreams()));
var aggregateTwo = await factory.CreateSelect <int, int>(_ => _, new StreamProcessorAggregateConfiguration(await aggregateOne.GetOutputStreams()));
var firstElement = new StreamProcessorChainStart <int, int, DefaultStreamProcessorAggregateFactory>(aggregateOne, source, new DefaultStreamProcessorAggregateFactory(GrainFactory));
var query = new StreamProcessorChain <int, int, DefaultStreamProcessorAggregateFactory>(aggregateTwo, firstElement);
Assert.IsFalse(await aggregateOne.IsTearedDown());
Assert.IsFalse(await aggregateTwo.IsTearedDown());
await query.TearDown();
Assert.IsTrue(await aggregateOne.IsTearedDown());
Assert.IsTrue(await aggregateTwo.IsTearedDown());
}