36 lines
1.2 KiB
C#
36 lines
1.2 KiB
C#
using NATS.Server.JetStream;
|
|
using NATS.Server.JetStream.Models;
|
|
|
|
namespace NATS.Server.Tests;
|
|
|
|
public class JetStreamConsumerDeliverPolicyLongRunTests
|
|
{
|
|
[Fact]
|
|
public async Task Deliver_policy_last_per_subject_and_start_time_resolve_consistent_cursor_under_interleaved_subjects()
|
|
{
|
|
var streams = new StreamManager();
|
|
streams.CreateOrUpdate(new StreamConfig
|
|
{
|
|
Name = "ORDERS",
|
|
Subjects = ["orders.*"],
|
|
}).Error.ShouldBeNull();
|
|
|
|
streams.Capture("orders.a", "1"u8.ToArray());
|
|
streams.Capture("orders.b", "2"u8.ToArray());
|
|
streams.Capture("orders.a", "3"u8.ToArray());
|
|
|
|
var consumers = new ConsumerManager();
|
|
consumers.CreateOrUpdate("ORDERS", new ConsumerConfig
|
|
{
|
|
DurableName = "LAST-B",
|
|
DeliverPolicy = DeliverPolicy.LastPerSubject,
|
|
FilterSubject = "orders.b",
|
|
}).Error.ShouldBeNull();
|
|
|
|
var batch = await consumers.FetchAsync("ORDERS", "LAST-B", 1, streams, default);
|
|
batch.Messages.Count.ShouldBe(1);
|
|
batch.Messages[0].Subject.ShouldBe("orders.b");
|
|
batch.Messages[0].Sequence.ShouldBe((ulong)2);
|
|
}
|
|
}
|