public Task ConstructAndComplete()
{
var nagleBlock = new NagleBlock <ContentHash>();
nagleBlock.Complete();
return(nagleBlock.Completion);
}
private async Task SendAndCompleteAsync(
IList <ContentHash> items, NagleBlock <ContentHash> nagleBlock, ActionBlock <ContentHash[]> actionBlock)
{
nagleBlock.LinkTo(actionBlock);
foreach (var item in items)
{
await nagleBlock.SendAsync(item);
}
nagleBlock.Complete();
await nagleBlock.Completion;
actionBlock.Complete();
await actionBlock.Completion;
}
public async Task PassItems(int itemCount)
{
var items = Enumerable.Range(0, itemCount).Select(i => ContentHash.Random()).ToList();
var results = new List <ContentHash>();
var testActionBlock = new ActionBlock <ContentHash[]>(contentHashes =>
{
results.AddRange(contentHashes);
});
var nagleBlock = new NagleBlock <ContentHash>();
await SendAndCompleteAsync(items, nagleBlock, testActionBlock);
new HashSet <ContentHash>(items).SetEquals(results).Should().BeTrue();
}
public async Task ItemsPassedInBatches()
{
const int itemCount = 2;
var results = new List <List <ContentHash> >();
var randomContentHashes = Enumerable.Range(0, itemCount).Select(i => ContentHash.Random()).ToList();
var testActionBlock = new ActionBlock <ContentHash[]>(contentHashes =>
{
results.Add(contentHashes.ToList());
});
var nagleBlock = new NagleBlock <ContentHash>(1);
await SendAndCompleteAsync(randomContentHashes, nagleBlock, testActionBlock);
results.Count.Should().Be(2);
var mergedResults = results.SelectMany(x => x).ToList();
mergedResults.Count.Should().Be(itemCount);
new HashSet <ContentHash>(randomContentHashes).SetEquals(mergedResults).Should().BeTrue();
}