Files
ScadaBridge/tests/ZB.MOM.WW.ScadaBridge.Communication.Tests/StreamRelayTraceStampTests.cs
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Joseph Doherty 513fa1aa16 docs(tests): fix CommentChecker findings across tests/ — 13,392 → 0 (repo-wide scan clean)
Comment/XML-doc changes only:
- add summaries to ~10k test methods, fixtures, fakes and helpers
  (+ <param> on theories, <returns> on async Task methods,
  <inheritdoc/> on interface implementations the checker can resolve)
- strip ~2.6k project-tracking references (WP*, P*-*, row-NN, Task N,
  #NN, Component-0NN) from comments, keeping the explanatory text;
  reword false positives in comments only
- real docs on fakes implementing BCL/library interfaces
  (IDisposable, ILogger, IOptionsMonitor, IAsyncLifetime)
- reword the last 5 src/ false positives (CWE-1236, failures-1,
  year-0001, M365)

Only non-comment edits: four one-line nested classes split across lines
so members can carry docs. Build 0 errors / 0 warnings.
2026-10-07 15:05:49 -04:00

80 lines
3.3 KiB
C#

using System.Threading.Channels;
using Akka.Actor;
using Akka.TestKit.Xunit2;
using Google.Protobuf.WellKnownTypes;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.Streaming;
using ZB.MOM.WW.ScadaBridge.Communication.Actors;
using ZB.MOM.WW.ScadaBridge.Communication.Grpc;
namespace ZB.MOM.WW.ScadaBridge.Communication.Tests;
/// <summary>
/// Flow Debugger (design 2026-09-05 §5.3/§5.4): <c>AttributeValueUpdate</c> fields 7/8 —
/// <see cref="StreamRelayActor"/> stamps <c>source_execution_id</c>/<c>trace</c> on the way
/// out and <see cref="SiteStreamGrpcClient"/> parses them back; an unstamped change (and an
/// older site's frame) round-trips to null/false.
/// </summary>
public class StreamRelayTraceStampTests : TestKit
{
private static SiteStreamEvent Relay(AttributeValueChanged change, ActorSystem sys)
{
var channel = Channel.CreateUnbounded<SiteStreamEvent>();
var actor = sys.ActorOf(Props.Create(() => new StreamRelayActor("corr", channel.Writer)));
actor.Tell(change);
SiteStreamEvent? evt = null;
for (var i = 0; i < 40 && !channel.Reader.TryRead(out evt); i++) Thread.Sleep(50);
Assert.NotNull(evt);
return evt!;
}
/// <summary>Verifies that a traced change is stamped on the wire and parsed back.</summary>
[Fact]
public void TracedChange_IsStampedOnTheWire_AndParsedBack()
{
var source = Guid.NewGuid();
var now = new DateTimeOffset(2026, 9, 5, 12, 0, 0, TimeSpan.Zero);
var change = new AttributeValueChanged("P1", "Status", "Status", "Running", "Good", now, SourceExecutionId: source, Trace: true);
var evt = Relay(change, Sys);
Assert.Equal(source.ToString("D"), evt.AttributeChanged.SourceExecutionId);
Assert.True(evt.AttributeChanged.Trace);
var back = Assert.IsType<AttributeValueChanged>(SiteStreamGrpcClient.ConvertToDomainEvent(evt));
Assert.Equal(source, back.SourceExecutionId);
Assert.True(back.Trace);
}
/// <summary>Verifies that an unstamped change round-trips to null and false.</summary>
[Fact]
public void UnstampedChange_RoundTripsToNullAndFalse()
{
var change = new AttributeValueChanged("P1", "Status", "Status", "Idle", "Good", DateTimeOffset.UtcNow);
var evt = Relay(change, Sys);
Assert.Equal(string.Empty, evt.AttributeChanged.SourceExecutionId);
Assert.False(evt.AttributeChanged.Trace);
var back = Assert.IsType<AttributeValueChanged>(SiteStreamGrpcClient.ConvertToDomainEvent(evt));
Assert.Null(back.SourceExecutionId);
Assert.False(back.Trace);
}
/// <summary>Verifies that an older site frame without the trace fields parses to null and false.</summary>
[Fact]
public void OlderSiteFrame_WithoutTheFields_ParsesToNullAndFalse()
{
var evt = new SiteStreamEvent
{
CorrelationId = "c",
AttributeChanged = new AttributeValueUpdate
{
InstanceUniqueName = "P1", AttributePath = "A", AttributeName = "A", Value = "1",
Quality = Quality.Good, Timestamp = Timestamp.FromDateTimeOffset(DateTimeOffset.UtcNow),
},
};
var back = Assert.IsType<AttributeValueChanged>(SiteStreamGrpcClient.ConvertToDomainEvent(evt));
Assert.Null(back.SourceExecutionId);
Assert.False(back.Trace);
}
}