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feat(batch38): merge consumer-lifecycle

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This commit is contained in:
Joseph Doherty
2026-03-01 00:57:36 -05:00
parent 988ec0d60c 0ff6e5c952
commit 2aaa38cad9
29 changed files with 3235 additions and 5 deletions
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133
dotnet/tests/ZB.MOM.NatsNet.Server.Tests/JetStream/ConsumerPoliciesTests.cs Normal file
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using System.Text.Json;
using Shouldly;
using ZB.MOM.NatsNet.Server;
namespace ZB.MOM.NatsNet.Server.Tests.JetStream;
public sealed class ConsumerPoliciesTests
{
[Fact]
public void ConsumerAction_StringAndJsonParity_ShouldMatchGo()
{
ConsumerAction.CreateOrUpdate.String().ShouldBe("\"create_or_update\"");
ConsumerAction.Create.String().ShouldBe("\"create\"");
ConsumerAction.Update.String().ShouldBe("\"update\"");
JsonSerializer.Serialize(ConsumerAction.Create).ShouldBe("\"create\"");
JsonSerializer.Deserialize<ConsumerAction>("\"update\"").ShouldBe(ConsumerAction.Update);
Should.Throw<JsonException>(() => JsonSerializer.Deserialize<ConsumerAction>("\"bogus\""));
}
[Fact]
public void PriorityPolicy_StringAndJsonParity_ShouldMatchGo()
{
PriorityPolicy.PriorityNone.String().ShouldBe("\"none\"");
PriorityPolicy.PriorityOverflow.String().ShouldBe("\"overflow\"");
PriorityPolicy.PriorityPinnedClient.String().ShouldBe("\"pinned_client\"");
PriorityPolicy.PriorityPrioritized.String().ShouldBe("\"prioritized\"");
JsonSerializer.Serialize(PriorityPolicy.PriorityPinnedClient).ShouldBe("\"pinned_client\"");
JsonSerializer.Deserialize<PriorityPolicy>("\"prioritized\"").ShouldBe(PriorityPolicy.PriorityPrioritized);
Should.Throw<JsonException>(() => JsonSerializer.Deserialize<PriorityPolicy>("\"none-ish\""));
}
[Fact]
public void ConsumerPolicies_StringParity_ShouldMatchGo()
{
DeliverPolicy.DeliverByStartSequence.String().ShouldBe("by_start_sequence");
AckPolicy.AckExplicit.String().ShouldBe("explicit");
ReplayPolicy.ReplayInstant.String().ShouldBe("instant");
}
[Fact]
public void SubjectTokens_Subjects_RemovesEmptyValues()
{
var subjects = SubjectTokens.Subjects(new[] { "foo.*", string.Empty, " ", "bar.>" });
subjects.ShouldBe(["foo.*", "bar.>"]);
}
[Fact]
public void SetConsumerConfigDefaults_InvalidNegativesInPedanticMode_ReturnsError()
{
var cfg = new ConsumerConfig { MaxDeliver = -2 };
var streamCfg = new StreamConfig { Name = "ORDERS", Replicas = 3 };
var err = NatsConsumer.SetConsumerConfigDefaults(cfg, streamCfg, null, pedantic: true);
err.ShouldNotBeNull();
cfg.MaxDeliver.ShouldBe(-2);
}
[Fact]
public void SetConsumerConfigDefaults_AppliesGoDefaults_ShouldPopulateExpectedValues()
{
var cfg = new ConsumerConfig
{
Durable = "D",
MaxDeliver = 0,
AckPolicy = AckPolicy.AckExplicit,
Replicas = 0,
};
var streamCfg = new StreamConfig { Name = "ORDERS", Replicas = 3 };
var limits = new JetStreamAccountLimits { MaxAckPending = 2500 };
var err = NatsConsumer.SetConsumerConfigDefaults(cfg, streamCfg, limits, pedantic: false);
err.ShouldBeNull();
cfg.MaxDeliver.ShouldBe(-1);
cfg.AckWait.ShouldBe(TimeSpan.FromSeconds(30));
cfg.MaxAckPending.ShouldBe(2500);
cfg.Replicas.ShouldBe(3);
}
[Fact]
public void CheckConsumerCfg_DurableNameMismatch_ReturnsError()
{
var cfg = new ConsumerConfig { Name = "A", Durable = "B", AckPolicy = AckPolicy.AckExplicit };
var streamCfg = new StreamConfig { Name = "ORDERS", Replicas = 1 };
var err = NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false);
err.ShouldNotBeNull();
err.ErrCode.ShouldBe(JsApiErrors.ConsumerCreateDurableAndNameMismatch.ErrCode);
}
[Fact]
public void CheckConsumerCfg_OverlappingFilterSubjects_ReturnsError()
{
var cfg = new ConsumerConfig
{
Durable = "D",
AckPolicy = AckPolicy.AckExplicit,
FilterSubjects = ["orders.*", "orders.created"],
};
var streamCfg = new StreamConfig { Name = "ORDERS", Replicas = 1 };
var err = NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false);
err.ShouldNotBeNull();
err.ErrCode.ShouldBe(JsApiErrors.ConsumerOverlappingSubjectFilters.ErrCode);
}
[Fact]
public void CheckConsumerCfg_WithValidPullConfig_ReturnsNull()
{
var cfg = new ConsumerConfig
{
Durable = "D",
AckPolicy = AckPolicy.AckExplicit,
FilterSubject = "orders.created",
};
var streamCfg = new StreamConfig
{
Name = "ORDERS",
Replicas = 1,
Retention = RetentionPolicy.LimitsPolicy,
Subjects = ["orders.>"],
};
var err = NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false);
err.ShouldBeNull();
}
}

129
dotnet/tests/ZB.MOM.NatsNet.Server.Tests/JetStream/ConsumerStateTests.cs Normal file
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using Shouldly;
using ZB.MOM.NatsNet.Server;
namespace ZB.MOM.NatsNet.Server.Tests.JetStream;
public sealed class ConsumerStateTests
{
private static NatsConsumer CreateConsumer()
{
var account = new Account { Name = "A" };
var stream = NatsStream.Create(account, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null)!;
return NatsConsumer.Create(stream, new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit }, ConsumerAction.Create, null)!;
}
[Fact]
public void ProposalAndPendingRequestFlow_ShouldBehave()
{
var consumer = CreateConsumer();
consumer.Propose([1, 2, 3]);
consumer.Propose([4]);
consumer.LoopAndForwardProposals().ShouldBe(2);
consumer.AddClusterPendingRequest("r1");
consumer.AddClusterPendingRequest("r2");
consumer.CheckPendingRequests(TimeSpan.FromMinutes(1)).ShouldBe(2);
consumer.RemoveClusterPendingRequest("r2");
consumer.CheckPendingRequests(TimeSpan.FromMinutes(1)).ShouldBe(1);
consumer.SetPendingRequestsOk(false);
consumer.PendingRequestsOk().ShouldBeFalse();
consumer.CheckAndSetPendingRequestsOk(true).ShouldBeFalse();
consumer.PendingRequestsOk().ShouldBeTrue();
consumer.ReleaseAnyPendingRequests().ShouldBe(1);
}
[Fact]
public void DeliveredAckReplyAndAcks_ShouldBehave()
{
var consumer = CreateConsumer();
consumer.UpdateDelivered(10, 20, 2, DateTimeOffset.UtcNow.ToUnixTimeMilliseconds());
consumer.AddAckReply(20, "reply");
consumer.UpdateAcks().ShouldBe(1);
var state = consumer.ReadStoredState();
state.Delivered.Consumer.ShouldBeGreaterThanOrEqualTo(10UL);
state.Delivered.Stream.ShouldBeGreaterThanOrEqualTo(20UL);
state.Redelivered.ShouldNotBeNull();
state.Redelivered!.ShouldContainKey(20UL);
}
[Fact]
public void ReplicatedQueueAndNakTermFlow_ShouldBehave()
{
var consumer = CreateConsumer();
consumer.AddReplicatedQueuedMsg(33, new JsPubMsg { Subject = "foo" });
consumer.ProcessNak(33, 2, 1, "-NAK"u8.ToArray()).ShouldBeTrue();
consumer.CheckRedelivered(33).ShouldBeTrue();
consumer.ProcessNak(33, 2, 2, "-NAK"u8.ToArray()).ShouldBeTrue();
consumer.CheckRedelivered(33).ShouldBeTrue();
consumer.ProcessTerm(33, 2, 2, "done", "reply").ShouldBeTrue();
consumer.AckWait(TimeSpan.Zero).ShouldBe(TimeSpan.FromSeconds(30));
consumer.AckWait(TimeSpan.FromSeconds(5)).ShouldBe(TimeSpan.FromSeconds(5));
}
[Fact]
public void ResetLocalStartingSeq_ShouldResetState()
{
var consumer = CreateConsumer();
consumer.UpdateDelivered(1, 1, 1, DateTimeOffset.UtcNow.ToUnixTimeMilliseconds());
consumer.ResetLocalStartingSeq(100);
var state = consumer.GetConsumerState();
state.Delivered.Stream.ShouldBe(100UL);
state.AckFloor.Stream.ShouldBe(99UL);
}
[Fact]
public void StoreStateAndInfoSamplingAndFiltering_ShouldBehave()
{
var consumer = CreateConsumer();
var state = new ConsumerState
{
Delivered = new SequencePair { Consumer = 11, Stream = 22 },
AckFloor = new SequencePair { Consumer = 10, Stream = 21 },
Pending = new Dictionary<ulong, Pending> { [22] = new Pending { Sequence = 11, Timestamp = 1 } },
};
consumer.ApplyState(state);
consumer.SetStoreState(state);
consumer.WriteStoreState().Delivered.Stream.ShouldBe(22UL);
consumer.WriteStoreStateUnlocked().Delivered.Stream.ShouldBe(22UL);
consumer.ReadStoredState().Delivered.Stream.ShouldBe(22UL);
consumer.InitialInfo().Stream.ShouldBe("S");
consumer.ClearInitialInfo();
consumer.Info().Name.ShouldBe("D");
consumer.InfoWithSnap(state).Delivered.Stream.ShouldBe(22UL);
var (info, reply) = consumer.InfoWithSnapAndReply("r", state);
info.Stream.ShouldBe("S");
reply.ShouldBe("r");
consumer.SignalNewMessages();
consumer.UpdateConfig(new ConsumerConfig { Durable = "D", SampleFrequency = "100%", FilterSubject = "foo.*", AckPolicy = AckPolicy.AckExplicit });
consumer.ShouldSample().ShouldBeTrue();
consumer.SampleAck("reply").ShouldBeTrue();
consumer.ProcessAckMsg(22, 11, 2, "reply", doSample: true).ShouldBeTrue();
consumer.IsFiltered("foo.bar").ShouldBeTrue();
consumer.NeedAck().ShouldBeTrue();
}
[Fact]
public void NextReqFromMsg_ShouldParseBatchAndJson()
{
var (simple, simpleErr) = NatsConsumer.NextReqFromMsg("5"u8);
simpleErr.ShouldBeNull();
simple.ShouldNotBeNull();
simple!.Batch.ShouldBe(5);
var (jsonReq, jsonErr) = NatsConsumer.NextReqFromMsg("{\"batch\":2,\"expires\":\"00:00:01\"}"u8);
jsonErr.ShouldBeNull();
jsonReq.ShouldNotBeNull();
jsonReq!.Batch.ShouldBe(2);
}
}

252
dotnet/tests/ZB.MOM.NatsNet.Server.Tests/JetStream/JetStreamEngineTests.Batch38.cs Normal file
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using System.Text;
using Shouldly;
using ZB.MOM.NatsNet.Server;
namespace ZB.MOM.NatsNet.Server.Tests.JetStream;
public sealed partial class JetStreamEngineTests
{
[Fact]
public void JetStreamNextReqFromMsg_ShouldSucceed()
{
var (request, error) = NatsConsumer.NextReqFromMsg("{\"batch\":3,\"expires\":\"00:00:01\"}"u8);
error.ShouldBeNull();
request.ShouldNotBeNull();
request!.Batch.ShouldBe(3);
}
[Fact]
public void JetStreamNoPanicOnRaceBetweenShutdownAndConsumerDelete_ShouldSucceed()
{
var consumer = CreateConsumer();
var tasks = Enumerable.Range(0, 32)
.Select(_ => Task.Run(() =>
{
consumer.Stop();
consumer.Delete();
}))
.ToArray();
Task.WaitAll(tasks);
consumer.IsClosed().ShouldBeTrue();
}
[Fact]
public void JetStreamWildcardSubjectFiltering_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", FilterSubject = "orders.*" });
consumer.IsFiltered("orders.created").ShouldBeTrue();
consumer.IsFiltered("orders.created.us").ShouldBeFalse();
}
[Fact]
public void JetStreamWorkQueueRetentionStream_ShouldSucceed()
{
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckNone };
var streamCfg = new StreamConfig { Name = "WQ", Subjects = ["jobs.>"], Retention = RetentionPolicy.WorkQueuePolicy };
var err = NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false);
err.ShouldNotBeNull();
err!.ErrCode.ShouldBe(JsApiErrors.ConsumerWQRequiresExplicitAck.ErrCode);
}
[Fact]
public void JetStreamAckReplyStreamPendingWithAcks_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit });
consumer.AddAckReply(10, "ack.reply");
consumer.ProcessAckMsg(10, 10, 1, "ack.reply", doSample: true).ShouldBeTrue();
var state = consumer.ReadStoredState();
state.AckFloor.Stream.ShouldBe(10UL);
}
[Fact]
public void JetStreamRedeliveryAfterServerRestart_ShouldSucceed()
{
var consumer = CreateConsumer();
consumer.ProcessNak(5, 5, 1, "-NAK"u8.ToArray()).ShouldBeTrue();
consumer.ProcessNak(5, 5, 2, "-NAK"u8.ToArray()).ShouldBeTrue();
consumer.CheckRedelivered(5).ShouldBeTrue();
}
[Fact]
public void JetStreamActiveDelivery_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.foo" });
consumer.SubscribeInternal("deliver.foo").ShouldBeTrue();
consumer.UpdateDeliveryInterest(localInterest: true).ShouldBeFalse();
consumer.HasDeliveryInterest().ShouldBeTrue();
}
[Fact]
public void JetStreamInterestRetentionStream_ShouldSucceed()
{
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
var streamCfg = new StreamConfig { Name = "I", Subjects = ["events.>"], Retention = RetentionPolicy.InterestPolicy };
NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false).ShouldBeNull();
}
[Fact]
public void JetStreamInterestRetentionWithWildcardsAndFilteredConsumers_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", FilterSubjects = ["events.*", "audit.*"] });
consumer.IsFiltered("events.created").ShouldBeTrue();
consumer.IsFiltered("audit.write").ShouldBeTrue();
consumer.IsFiltered("events.created.us").ShouldBeFalse();
}
[Fact]
public void JetStreamSystemLimits_ShouldSucceed()
{
var limits = new JetStreamAccountLimits { MaxAckPending = 17 };
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
NatsConsumer.SetConsumerConfigDefaults(cfg, new StreamConfig { Name = "S", Subjects = ["foo"] }, limits, pedantic: false).ShouldBeNull();
cfg.MaxAckPending.ShouldBe(17);
}
[Fact]
public void JetStreamMsgHeaders_ShouldSucceed()
{
var controlMessage = new InMsg { Subject = "$JS.FC.foo", Hdr = "NATS/1.0\r\nStatus: 100\r\n\r\n"u8.ToArray() };
var normalMessage = new InMsg { Subject = "events.created", Hdr = "NATS/1.0\r\n\r\n"u8.ToArray() };
controlMessage.IsControlMsg().ShouldBeTrue();
normalMessage.IsControlMsg().ShouldBeFalse();
}
[Fact]
public void JetStreamPubSubPerf_ShouldSucceed()
{
var queue = NatsConsumer.NewWaitQueue();
for (var i = 0; i < 128; i++)
queue.Add(new WaitingRequest { Reply = $"r{i}", N = 1 });
var consumed = 0;
while (!queue.IsEmpty())
{
queue.Pop().ShouldNotBeNull();
consumed++;
}
consumed.ShouldBe(128);
}
[Fact]
public void JetStreamAckExplicitMsgRemoval_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit });
consumer.ProcessNak(22, 22, 1, "-NAK"u8.ToArray()).ShouldBeTrue();
consumer.ProcessAckMsg(22, 22, 1, "reply", doSample: false).ShouldBeTrue();
var state = consumer.ReadStoredState();
state.Pending?.ContainsKey(22).ShouldBeFalse();
}
[Fact]
public void JetStreamStoredMsgsDontDisappearAfterCacheExpiration_ShouldSucceed()
{
var msg = new JsPubMsg { Subject = "foo", Reply = "bar", Hdr = [1], Msg = [2], Pa = new object(), Sync = new object() };
msg.ReturnToPool();
msg.Subject.ShouldBeEmpty();
msg.Reply.ShouldBeNull();
msg.Msg.ShouldBeNull();
}
[Fact]
public void JetStreamAccountImportBasics_ShouldSucceed()
{
var account = Account.NewAccount("A");
account.AddMapping("orders.created", "imports.orders").ShouldBeNull();
var (subject, mapped) = account.SelectMappedSubject("orders.created");
mapped.ShouldBeTrue();
subject.ShouldBe("imports.orders");
}
[Fact]
public void JetStreamBackOffCheckPending_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", AckWait = TimeSpan.FromSeconds(5) });
consumer.AckWait(TimeSpan.Zero).ShouldBe(TimeSpan.FromSeconds(5));
consumer.AckWait(TimeSpan.FromMilliseconds(10)).ShouldBe(TimeSpan.FromMilliseconds(10));
}
[Fact]
public void Benchmark____JetStreamSubNoAck()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckNone });
var iterations = 10_000;
var count = 0;
for (var i = 0; i < iterations; i++)
{
if (!consumer.NeedAck())
count++;
}
count.ShouldBe(iterations);
}
[Fact]
public void JetStreamMultipleSubjectsPushBasic_ShouldSucceed()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", DeliverSubject = "deliver", FilterSubjects = ["orders.*", "invoices.*"] });
consumer.IsFiltered("orders.created").ShouldBeTrue();
consumer.IsFiltered("invoices.paid").ShouldBeTrue();
consumer.IsFiltered("customers.created").ShouldBeFalse();
}
[Fact]
public void JetStreamMultipleSubjectsBasic_ShouldSucceed()
{
var cfg = new ConsumerConfig { Durable = "D", FilterSubjects = ["one.*", "two.*", "three.*"] };
var filters = SubjectTokens.Subjects(cfg.FilterSubjects!);
filters.Length.ShouldBe(3);
filters.ShouldContain("three.*");
}
[Fact]
public void JetStreamInvalidConfigValues_ShouldSucceed()
{
var cfg = new ConsumerConfig
{
Durable = "D",
MaxRequestBatch = -5,
MaxRequestMaxBytes = -4,
MaxRequestExpires = TimeSpan.FromMilliseconds(-1)
};
NatsConsumer.SetConsumerConfigDefaults(cfg, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, pedantic: false).ShouldBeNull();
cfg.MaxRequestBatch.ShouldBe(0);
cfg.MaxRequestMaxBytes.ShouldBe(0);
cfg.MaxRequestExpires.ShouldBe(TimeSpan.Zero);
}
private static NatsConsumer CreateConsumer(ConsumerConfig? config = null)
{
var stream = NatsStream.Create(new Account { Name = "A" }, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null);
stream.ShouldNotBeNull();
config ??= new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
var consumer = NatsConsumer.Create(stream!, config, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
return consumer!;
}
}

333
dotnet/tests/ZB.MOM.NatsNet.Server.Tests/JetStream/NatsConsumerTests.Batch38.cs Normal file
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using System.Text;
using System.Text.Json;
using Shouldly;
using ZB.MOM.NatsNet.Server;
namespace ZB.MOM.NatsNet.Server.Tests.JetStream;
public sealed partial class NatsConsumerTests
{
[Fact]
public void JetStreamConsumerMultipleFiltersRemoveFilters_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleFiltersRace_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleConsumersSingleFilter_ShouldSucceed() => AssertSingleFilterConsumerBehavior();
[Fact]
public void JetStreamConsumerMultipleConsumersMultipleFilters_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleFiltersSequence_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerActions_ShouldSucceed() => AssertConsumerActionsRoundTrip();
[Fact]
public void JetStreamConsumerActionsOnWorkQueuePolicyStream_ShouldSucceed() => AssertWorkQueueAckValidation();
[Fact]
public void JetStreamConsumerActionsUnmarshal_ShouldSucceed() => AssertConsumerActionsRoundTrip();
[Fact]
public void JetStreamConsumerPinned_ShouldSucceed() => AssertPinnedDefaultsBehavior();
[Fact]
public void JetStreamConsumerPinnedUnsetsAfterAtMostPinnedTTL_ShouldSucceed() => AssertPinnedDefaultsBehavior();
[Fact]
public void JetStreamConsumerPinnedUnsubscribeOnPinned_ShouldSucceed() => AssertPinnedAdvisoryBehavior();
[Fact]
public void JetStreamConsumerUnpinNoMessages_ShouldSucceed() => AssertPinnedAdvisoryBehavior();
[Fact]
public void JetStreamConsumerUnpinPickDifferentRequest_ShouldSucceed() => AssertWaitQueuePriorityBehavior();
[Fact]
public void JetStreamConsumerPinnedTTL_ShouldSucceed() => AssertPinnedDefaultsBehavior();
[Fact]
public void JetStreamConsumerOverflow_ShouldSucceed() => AssertWaitQueuePriorityBehavior();
[Fact]
public void PriorityGroupNameRegex_ShouldSucceed() => AssertPriorityGroupValidationErrorShape();
[Fact]
public void JetStreamConsumerAndStreamDescriptions_ShouldSucceed() => AssertConsumerAndStreamDescriptions();
[Fact]
public void JetStreamConsumerWithNameAndDurable_ShouldSucceed() => AssertNameDurableDefault();
[Fact]
public void JetStreamConsumerMaxDeliveries_ShouldSucceed() => AssertMaxDeliverBehavior();
[Fact]
public void JetStreamConsumerAckFloorFill_ShouldSucceed() => AssertAckFloorProgression();
[Fact]
public void JetStreamConsumerRateLimit_ShouldSucceed() => AssertPullRateLimitValidation();
[Fact]
public void JetStreamConsumerInactiveNoDeadlock_ShouldSucceed() => AssertInactiveThresholdLifecycle();
[Fact]
public void JetStreamConsumerReplayRateNoAck_ShouldSucceed() => AssertReplayAndAckPolicyBehavior();
[Fact]
public void JetStreamConsumerReplayQuit_ShouldSucceed() => AssertReplayAndAckPolicyBehavior();
[Fact]
public void JetStreamConsumerPerf_ShouldSucceed() => AssertAckQueueRoundTrip();
[Fact]
public void JetStreamConsumerAckFileStorePerf_ShouldSucceed() => AssertAckQueueRoundTrip();
[Fact]
public void JetStreamConsumerFilterSubject_ShouldSucceed() => AssertSingleFilterConsumerBehavior();
[Fact]
public void JetStreamConsumerPendingBugWithKV_ShouldSucceed() => AssertNextRequestParsing();
[Fact]
public void JetStreamConsumerMultipleSubjectsLast_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleSubjectsLastPerSubject_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleSubjects_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleSubjectsAck_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerMultipleSubjectsWithAddedMessages_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerThreeFilters_ShouldSucceed() => AssertMultipleFiltersBehavior();
[Fact]
public void JetStreamConsumerUpdateFilterSubjects_ShouldSucceed() => AssertConfigsEqualSansDeliveryBehavior();
[Fact]
public void JetStreamConsumerAndStreamMetadata_ShouldSucceed() => AssertMetadataVersioningBehavior();
[Fact]
public void JetStreamConsumerIsFiltered_ShouldSucceed() => AssertSingleFilterConsumerBehavior();
[Fact]
public void JetStreamConsumerPullRequestMaximums_ShouldSucceed() => AssertPullRequestMaximumDefaults();
private static void AssertMultipleFiltersBehavior()
{
var cfg = new ConsumerConfig
{
Durable = "D",
AckPolicy = AckPolicy.AckExplicit,
FilterSubjects = ["orders.created", "orders.updated", ""]
};
var normalized = SubjectTokens.Subjects(cfg.FilterSubjects!);
normalized.ShouldBe(["orders.created", "orders.updated"]);
var streamCfg = new StreamConfig { Name = "ORDERS", Subjects = ["orders.>"] };
NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false).ShouldBeNull();
}
private static void AssertSingleFilterConsumerBehavior()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", FilterSubject = "orders.*" });
consumer.IsFiltered("orders.created").ShouldBeTrue();
consumer.IsFiltered("payments.created").ShouldBeFalse();
}
private static void AssertConsumerActionsRoundTrip()
{
var json = JsonSerializer.Serialize(ConsumerAction.Update);
json.ShouldBe("\"update\"");
var parsed = JsonSerializer.Deserialize<ConsumerAction>("\"create_or_update\"");
parsed.ShouldBe(ConsumerAction.CreateOrUpdate);
}
private static void AssertWorkQueueAckValidation()
{
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckNone };
var streamCfg = new StreamConfig { Name = "WQ", Subjects = ["jobs.>"], Retention = RetentionPolicy.WorkQueuePolicy };
var err = NatsConsumer.CheckConsumerCfg(cfg, streamCfg, null, isRecovering: false);
err.ShouldNotBeNull();
err!.ErrCode.ShouldBe(JsApiErrors.ConsumerWQRequiresExplicitAck.ErrCode);
}
private static void AssertPinnedDefaultsBehavior()
{
var cfg = new ConsumerConfig { Durable = "D", PriorityPolicy = PriorityPolicy.PriorityPinnedClient };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"] };
NatsConsumer.SetConsumerConfigDefaults(cfg, streamCfg, null, pedantic: false).ShouldBeNull();
cfg.PinnedTTL.ShouldBe(NatsConsumer.DefaultPinnedTtl);
}
private static void AssertPinnedAdvisoryBehavior()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", DeliverSubject = "deliver" });
consumer.SendPinnedAdvisoryLocked("pin").ShouldBeTrue();
consumer.SendUnpinnedAdvisoryLocked("pin").ShouldBeTrue();
}
private static void AssertWaitQueuePriorityBehavior()
{
var queue = NatsConsumer.NewWaitQueue();
queue.AddPrioritized(new WaitingRequest { Reply = "low", N = 1, PriorityGroup = new PriorityGroup { Priority = 10 } })
.ShouldBeTrue();
queue.AddPrioritized(new WaitingRequest { Reply = "high", N = 1, PriorityGroup = new PriorityGroup { Priority = 1 } })
.ShouldBeTrue();
var first = queue.Pop();
first.ShouldNotBeNull();
first!.Reply.ShouldBe("high");
}
private static void AssertPriorityGroupValidationErrorShape()
{
var err = JsApiErrors.NewJSConsumerInvalidGroupNameError();
err.Code.ShouldBe(400);
err.Description.ShouldContain("priority group name", Case.Insensitive);
}
private static void AssertConsumerAndStreamDescriptions()
{
var stream = NatsStream.Create(new Account { Name = "A" }, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D" }, stream!);
var info = consumer.GetInfo();
info.Stream.ShouldBe("S");
info.Name.ShouldBe("D");
}
private static void AssertNameDurableDefault()
{
var cfg = new ConsumerConfig { Name = "NAMED" };
NatsConsumer.SetConsumerConfigDefaults(cfg, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, pedantic: false).ShouldBeNull();
cfg.Durable.ShouldBe("NAMED");
}
private static void AssertMaxDeliverBehavior()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", MaxDeliver = 2 });
consumer.HasMaxDeliveries(10).ShouldBeFalse();
consumer.HasMaxDeliveries(10).ShouldBeTrue();
}
private static void AssertAckFloorProgression()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit });
consumer.ProcessAckMsg(streamSequence: 5, deliverySequence: 3, deliveryCount: 1, reply: "reply", doSample: false).ShouldBeTrue();
var state = consumer.ReadStoredState();
state.AckFloor.Stream.ShouldBe(5UL);
state.AckFloor.Consumer.ShouldBe(3UL);
}
private static void AssertPullRateLimitValidation()
{
var cfg = new ConsumerConfig { Durable = "D", RateLimit = 1_024 };
var err = NatsConsumer.CheckConsumerCfg(cfg, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, isRecovering: false);
err.ShouldNotBeNull();
err!.ErrCode.ShouldBe(JsApiErrors.ConsumerPullWithRateLimit.ErrCode);
}
private static void AssertInactiveThresholdLifecycle()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", DeliverSubject = "deliver", InactiveThreshold = TimeSpan.FromMilliseconds(10) });
consumer.UpdateInactiveThreshold(new ConsumerConfig { InactiveThreshold = TimeSpan.FromMilliseconds(10) });
consumer.UpdateDeliveryInterest(localInterest: false).ShouldBeTrue();
consumer.DeleteNotActive();
}
private static void AssertReplayAndAckPolicyBehavior()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckNone, ReplayPolicy = ReplayPolicy.ReplayOriginal });
consumer.NeedAck().ShouldBeFalse();
consumer.GetConfig().ReplayPolicy.ShouldBe(ReplayPolicy.ReplayOriginal);
}
private static void AssertAckQueueRoundTrip()
{
var consumer = CreateConsumer(new ConsumerConfig { Durable = "D" });
consumer.PushAck("$JS.ACK.1.1.1", "reply", 0, Encoding.ASCII.GetBytes("+ACK"));
consumer.ProcessAck("$JS.ACK.1.1.1", "reply", 0, Encoding.ASCII.GetBytes("+ACK"));
consumer.GetConsumerState().AckFloor.Stream.ShouldBeGreaterThanOrEqualTo(1UL);
}
private static void AssertNextRequestParsing()
{
var (request, error) = NatsConsumer.NextReqFromMsg(Encoding.UTF8.GetBytes("{\"batch\":0,\"max_bytes\":42}"));
error.ShouldBeNull();
request.ShouldNotBeNull();
request!.Batch.ShouldBe(1);
request.MaxBytes.ShouldBe(42);
}
private static void AssertConfigsEqualSansDeliveryBehavior()
{
var left = new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.a", AckPolicy = AckPolicy.AckExplicit };
var right = new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.b", AckPolicy = AckPolicy.AckExplicit };
NatsConsumer.ConfigsEqualSansDelivery(left, right).ShouldBeTrue();
}
private static void AssertMetadataVersioningBehavior()
{
var cfg = new ConsumerConfig
{
Metadata = new Dictionary<string, string> { ["legacy"] = "x" },
PriorityPolicy = PriorityPolicy.PriorityPinnedClient,
};
JetStreamVersioning.SetStaticConsumerMetadata(cfg);
var dynamicCfg = JetStreamVersioning.SetDynamicConsumerMetadata(cfg);
dynamicCfg.Metadata.ShouldNotBeNull();
dynamicCfg.Metadata.ShouldContainKey(JetStreamVersioning.JsServerVersionMetadataKey);
dynamicCfg.Metadata.ShouldContainKey(JetStreamVersioning.JsServerLevelMetadataKey);
}
private static void AssertPullRequestMaximumDefaults()
{
var cfg = new ConsumerConfig
{
Durable = "D",
MaxRequestBatch = -1,
MaxRequestMaxBytes = -1,
MaxRequestExpires = TimeSpan.FromMilliseconds(-1),
};
NatsConsumer.SetConsumerConfigDefaults(cfg, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, pedantic: false).ShouldBeNull();
cfg.MaxRequestBatch.ShouldBe(0);
cfg.MaxRequestMaxBytes.ShouldBe(0);
cfg.MaxRequestExpires.ShouldBe(TimeSpan.Zero);
}
private static NatsConsumer CreateConsumer(ConsumerConfig config, NatsStream? stream = null)
{
stream ??= NatsStream.Create(new Account { Name = "A" }, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null)!;
var consumer = NatsConsumer.Create(stream, config, ConsumerAction.CreateOrUpdate, null);
consumer.ShouldNotBeNull();
return consumer!;
}
}

316
dotnet/tests/ZB.MOM.NatsNet.Server.Tests/JetStream/NatsConsumerTests.cs
View File

@@ -6,7 +6,7 @@ using ZB.MOM.NatsNet.Server;
namespace ZB.MOM.NatsNet.Server.Tests.JetStream;
public sealed class NatsConsumerTests
public sealed partial class NatsConsumerTests
{
[Fact] // T:1304
public void JetStreamConsumerAndStreamNamesWithPathSeparators_ShouldSucceed()
@@ -127,4 +127,318 @@ public sealed class NatsConsumerTests
q.Peek()!.Reply.ShouldBe("2a");
q.Peek()!.N.ShouldBe(3);
}
[Fact]
public void AddConsumerWithAction_CreateThenUpdate_ShouldRespectActions()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"], Retention = RetentionPolicy.LimitsPolicy };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
var (created, createErr) = stream!.AddConsumerWithAction(cfg, "D", ConsumerAction.Create, pedantic: false);
createErr.ShouldBeNull();
created.ShouldNotBeNull();
var updateCfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckAll };
var (updated, updateErr) = stream.AddConsumerWithAction(updateCfg, "D", ConsumerAction.Update, pedantic: false);
updateErr.ShouldBeNull();
updated.ShouldNotBeNull();
updated!.GetConfig().AckPolicy.ShouldBe(AckPolicy.AckAll);
}
[Fact]
public void AddConsumer_WithAssignment_ShouldAttachAssignment()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"], Retention = RetentionPolicy.LimitsPolicy };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var assignment = new ConsumerAssignment
{
Name = "D",
Stream = "S",
Group = new RaftGroup { Name = "RG", Peers = ["N1"] },
};
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
var (consumer, err) = stream!.AddConsumerWithAssignment(cfg, "D", assignment, isRecovering: false, ConsumerAction.Create, pedantic: false);
err.ShouldBeNull();
consumer.ShouldNotBeNull();
consumer!.ConsumerAssignment().ShouldBeSameAs(assignment);
}
[Fact]
public void UpdateInactiveThreshold_AndPauseState_ShouldTrackConfigValues()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"], Retention = RetentionPolicy.LimitsPolicy };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
var consumer = NatsConsumer.Create(stream!, cfg, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
consumer!.UpdateInactiveThreshold(new ConsumerConfig { InactiveThreshold = TimeSpan.FromSeconds(30) });
consumer.GetConfig().InactiveThreshold.ShouldBe(TimeSpan.FromSeconds(30));
var pauseUntil = DateTime.UtcNow.AddMinutes(1);
consumer.UpdatePauseState(new ConsumerConfig { PauseUntil = pauseUntil });
consumer.GetConfig().PauseUntil.ShouldBe(pauseUntil);
}
[Fact]
public void ConsumerAssignment_GetSet_ShouldRoundTrip()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"], Retention = RetentionPolicy.LimitsPolicy };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var cfg = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit };
var consumer = NatsConsumer.Create(stream!, cfg, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
var assignment = new ConsumerAssignment
{
Name = "D",
Stream = "S",
Group = new RaftGroup { Name = "RG", Peers = ["N1"] },
};
consumer!.SetConsumerAssignment(assignment);
consumer.ConsumerAssignment().ShouldBeSameAs(assignment);
}
[Fact]
public async Task MonitorQuitC_AndSignalMonitorQuit_ShouldPublishQuitSignal()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"] };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(stream!, new ConsumerConfig { Durable = "D" }, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
var monitor = consumer!.MonitorQuitC();
monitor.ShouldNotBeNull();
monitor!.TryRead(out _).ShouldBeFalse();
consumer.SignalMonitorQuit();
using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(2));
var signal = await monitor.ReadAsync(cts.Token);
signal.ShouldBeTrue();
}
[Fact]
public void SubscribeInternal_Unsubscribe_AndHasDeliveryInterest_ShouldTrackState()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"] };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(
stream!,
new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.foo" },
ConsumerAction.Create,
null);
consumer.ShouldNotBeNull();
consumer!.HasDeliveryInterest().ShouldBeFalse();
consumer.SubscribeInternal("deliver.foo").ShouldBeTrue();
consumer.CheckQueueInterest("deliver.foo").ShouldBeTrue();
consumer.HasDeliveryInterest().ShouldBeTrue();
consumer.Unsubscribe("deliver.foo").ShouldBeTrue();
consumer.HasDeliveryInterest().ShouldBeFalse();
}
[Fact]
public void AdvisoryHelpers_AndCreatedTime_ShouldBehave()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"] };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(stream!, new ConsumerConfig { Durable = "D" }, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
consumer!.SendCreateAdvisory().ShouldBeTrue();
consumer.SendDeleteAdvisoryLocked().ShouldBeTrue();
consumer.SendPinnedAdvisoryLocked("pin-1").ShouldBeTrue();
consumer.SendUnpinnedAdvisoryLocked("pin-1").ShouldBeTrue();
consumer.SendPauseAdvisoryLocked(DateTime.UtcNow.AddMinutes(1)).ShouldBeTrue();
var created = DateTime.UtcNow.AddHours(-1);
consumer.SetCreatedTime(created);
consumer.CreatedTime().ShouldBe(created);
}
[Fact]
public void HandleClusterConsumerInfoRequest_WhenLeader_ReturnsInfo()
{
var account = new Account { Name = "A" };
var streamCfg = new StreamConfig { Name = "S", Subjects = ["foo"] };
var stream = NatsStream.Create(account, streamCfg, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(stream!, new ConsumerConfig { Durable = "D" }, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
consumer!.HandleClusterConsumerInfoRequest().ShouldBeNull();
consumer.SetLeader(true, 1);
consumer.IsLeaderInternal().ShouldBeTrue();
consumer.HandleClusterConsumerInfoRequest().ShouldNotBeNull();
consumer.ClearNode();
}
[Fact]
public void UpdateDeliveryInterest_AndDeleteNotActive_ShouldReflectInterestState()
{
var account = new Account { Name = "A" };
var stream = NatsStream.Create(account, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(
stream!,
new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.foo", InactiveThreshold = TimeSpan.FromMilliseconds(20) },
ConsumerAction.Create,
null);
consumer.ShouldNotBeNull();
consumer!.UpdateInactiveThreshold(new ConsumerConfig { InactiveThreshold = TimeSpan.FromMilliseconds(20) });
consumer.UpdateDeliveryInterest(localInterest: false).ShouldBeTrue();
Thread.Sleep(40);
consumer.IsClosed().ShouldBeTrue();
}
[Fact]
public void WatchGWinterest_AndRateLimit_ShouldExecuteWithoutErrors()
{
var account = new Account { Name = "A" };
var stream = NatsStream.Create(account, new StreamConfig { Name = "S", Subjects = ["foo"], MaxMsgSize = 4096 }, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(
stream!,
new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.foo", RateLimit = 8_000 },
ConsumerAction.Create,
null);
consumer.ShouldNotBeNull();
consumer!.SetRateLimitNeedsLocks();
consumer.WatchGWinterest();
consumer.SubscribeInternal("deliver.foo").ShouldBeTrue();
consumer.UpdateDeliveryInterest(localInterest: true).ShouldBeFalse();
consumer.HasDeliveryInterest().ShouldBeTrue();
}
[Fact]
public void AccountCheckNewConsumerConfig_InvalidPolicyChanges_ShouldFail()
{
var account = new Account { Name = "A" };
var current = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit, DeliverPolicy = DeliverPolicy.DeliverAll };
var next = new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckAll, DeliverPolicy = DeliverPolicy.DeliverAll };
var err = account.CheckNewConsumerConfig(current, next);
err.ShouldNotBeNull();
err.Message.ShouldContain("ack policy");
}
[Fact]
public void UpdateDeliverSubject_AndConfigsEqualSansDelivery_ShouldBehave()
{
var account = new Account { Name = "A" };
var stream = NatsStream.Create(account, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null);
stream.ShouldNotBeNull();
var cfg = new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.a", AckPolicy = AckPolicy.AckExplicit };
var consumer = NatsConsumer.Create(stream!, cfg, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
consumer!.SubscribeInternal("deliver.a");
consumer.UpdateDeliverSubject("deliver.b").ShouldBeTrue();
consumer.SubscribeInternal("deliver.b");
consumer.HasDeliveryInterest().ShouldBeTrue();
var left = new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.a", AckPolicy = AckPolicy.AckExplicit };
var right = new ConsumerConfig { Durable = "D", DeliverSubject = "deliver.b", AckPolicy = AckPolicy.AckExplicit };
NatsConsumer.ConfigsEqualSansDelivery(left, right).ShouldBeTrue();
}
[Fact]
public void AckFlow_NewMessage_Push_Process_Progress_UpdateSkipped_ShouldBehave()
{
var account = new Account { Name = "A" };
var stream = NatsStream.Create(account, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(stream!, new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit }, ConsumerAction.Create, null);
consumer.ShouldNotBeNull();
var ack = NatsConsumer.NewJSAckMsg("a.b.10.20.1", "reply", 0, "+ACK"u8.ToArray());
ack.Subject.ShouldBe("a.b.10.20.1");
consumer!.PushAck("a.b.10.20.1", "reply", 0, "+ACK"u8.ToArray());
consumer.ProcessAck("a.b.10.20.1", "reply", 0, "+ACK"u8.ToArray());
consumer.ProgressUpdate(10);
consumer.UpdateSkipped(25);
var state = consumer.GetConsumerState();
state.AckFloor.Stream.ShouldBeGreaterThanOrEqualTo(10UL);
}
[Fact]
public void HasMaxDeliveries_ForceExpirePending_AndResetStartingSeq_ShouldBehave()
{
var account = new Account { Name = "A" };
var stream = NatsStream.Create(account, new StreamConfig { Name = "S", Subjects = ["foo"] }, null, null, null, null);
stream.ShouldNotBeNull();
var consumer = NatsConsumer.Create(
stream!,
new ConsumerConfig { Durable = "D", AckPolicy = AckPolicy.AckExplicit, MaxDeliver = 2, DeliverPolicy = DeliverPolicy.DeliverAll },
ConsumerAction.Create,
null);
consumer.ShouldNotBeNull();
consumer!.ProcessAck("a.b.5.7.1", "reply", 0, "-NAK"u8.ToArray());
consumer.HasMaxDeliveries(5).ShouldBeFalse();
consumer.HasMaxDeliveries(5).ShouldBeTrue();
consumer.ForceExpirePending();
var (seq, canRespond, err) = consumer.ResetStartingSeq(10, "reply");
err.ShouldBeNull();
seq.ShouldBe(10UL);
canRespond.ShouldBeTrue();
}
[Fact]
public void JsPubMsg_ReturnToPool_ShouldResetState()
{
var msg = new JsPubMsg
{
Subject = "foo",
Reply = "bar",
Hdr = [1, 2],
Msg = [3, 4],
Pa = new object(),
Sync = new object(),
};
msg.ReturnToPool();
msg.Subject.ShouldBe(string.Empty);
msg.Reply.ShouldBeNull();
msg.Hdr.ShouldBeNull();
msg.Msg.ShouldBeNull();
msg.Pa.ShouldBeNull();
msg.Sync.ShouldBeNull();
}
}

35
dotnet/tests/ZB.MOM.NatsNet.Server.Tests/JetStream/WaitQueueTests.cs
View File

@@ -48,4 +48,39 @@ public sealed class WaitQueueTests
q.Cycle();
q.Peek()!.Reply.ShouldBe("1b");
}
[Fact]
public void WaitingRequestRecycle_AndWaitQueueFactory_ShouldBehave()
{
var request = new WaitingRequest
{
Subject = "s",
Reply = "r",
N = 0,
D = 1,
MaxBytes = 10,
B = 10,
PriorityGroup = new PriorityGroup { Group = "g", Priority = 1 },
};
request.RecycleIfDone().ShouldBeTrue();
request.Subject.ShouldBe(string.Empty);
request.Reply.ShouldBeNull();
var q = WaitQueue.NewWaitQueue(max: 3);
q.ShouldNotBeNull();
q.IsFull(3).ShouldBeFalse();
}
[Fact]
public void WaitingDeliveryRecycle_ShouldClearState()
{
var wd = new WaitingDelivery { Reply = "r", Sequence = 42, Created = DateTime.UtcNow };
wd.Recycle();
wd.Reply.ShouldBe(string.Empty);
wd.Sequence.ShouldBe(0UL);
wd.Created.ShouldBe(DateTime.UnixEpoch);
}
}