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test(streaming): cover eventhub checkpoint flush on shutdown #10321

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Merged
ReubenBond merged 1 commit into from
Aug 2, 2026
Merged

test(streaming): cover eventhub checkpoint flush on shutdown #10321

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18 changes: 18 additions & 0 deletions ...tensions/Orleans.Streaming.EventHubs.Tests/CheckpointerTests/EventHubCheckpointerTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ private class TestCheckpointer : IStreamQueueCheckpointer<string>
public bool CheckpointExists => true;
public string? LastOffset { get; private set; }
public int UpdateCount { get; private set; }
public string? FlushedOffset { get; private set; }
public int FlushCount { get; private set; }

public Task<string> Load() => Task.FromResult("-1");
Expand All @@ -43,6 +44,7 @@ public void Update(string offset, DateTime utcNow)

public virtual Task FlushAsync(CancellationToken cancellationToken)
{
FlushedOffset = LastOffset;
FlushCount++;
return Task.CompletedTask;
}
Expand Down Expand Up @@ -308,6 +310,22 @@ public async Task SingleSubscription_CheckpointsProcessedOffset()
Assert.Equal("100", checkpointer.LastOffset);
}

[Fact, TestCategory("BVT")]
public async Task Shutdown_FlushesLatestDeliveryProgress()
{
var checkpointer = new TestCheckpointer();
var receiver = await CreateReceiver(checkpointer);

UpdateDeliveryProgress(receiver, MakeToken(100));
Assert.Equal("100", checkpointer.LastOffset);
Assert.Equal(0, checkpointer.FlushCount);

await receiver.Shutdown(TimeSpan.FromSeconds(5));

Assert.Equal(1, checkpointer.FlushCount);
Assert.Equal("100", checkpointer.FlushedOffset);
}

[Fact, TestCategory("BVT")]
public async Task MultipleSubscriptions_CheckpointsMinimumWatermark()
{
Expand Down
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