Files
natsdotnet/tests/NATS.Server.Tests/JetStreamStreamPolicyRuntimeTests.cs
Joseph Doherty 51ebded300 fix: correct MaxBytes enforcement and consumer start sequence after purge
StreamManager.Capture now accounts for full message size (subject +
payload + 16-byte overhead) when checking MaxBytes, matching Go's
memStoreMsgSize. PullConsumerEngine uses stream FirstSeq instead of
hardcoded 1 for DeliverAll after purge. Fix 6 tests with Go parity
assertions and updated MaxBytes values.
2026-02-24 23:59:37 -05:00

24 lines
787 B
C#

using NATS.Server.JetStream.Models;
namespace NATS.Server.Tests;
public class JetStreamStreamPolicyRuntimeTests
{
[Fact]
public async Task Discard_new_rejects_publish_when_max_bytes_exceeded()
{
// Each message = subject("s.a"=3) + payload(2) + overhead(16) = 21 bytes.
// MaxBytes=25 holds exactly one message; second publish is rejected.
await using var fx = await JetStreamApiFixture.StartWithStreamConfigAsync(new StreamConfig
{
Name = "S",
Subjects = ["s.*"],
MaxBytes = 25,
Discard = DiscardPolicy.New,
});
(await fx.PublishAndGetAckAsync("s.a", "12")).ErrorCode.ShouldBeNull();
(await fx.PublishAndGetAckAsync("s.a", "34")).ErrorCode.ShouldNotBeNull();
}
}