fix(r2-10): register the tracker's production reader on driver nodes + wiring guard

2026-07-13 10:42:18 -04:00
parent 37f180c5a3
commit 12b2ce078b
3 changed files with 38 additions and 1 deletions
@@ -0,0 +1,30 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using Shouldly;
+using Xunit;
+using ZB.MOM.WW.OtOpcUa.Host.Drivers;
+
+namespace ZB.MOM.WW.OtOpcUa.Host.IntegrationTests;
+
+/// <summary>
+///     Guards that the resilience-status tracker now HAS a production reader — the exact
+///     "built-but-never-wired" class of bug the whole arch-review targets (mirrors
+///     <see cref="ResilienceInvokerFactoryRegistrationTests"/>). <c>AddOtOpcUaDriverFactories</c> (the
+///     driver-node bootstrap) must register <see cref="DriverResilienceStatusPublisherService"/> as an
+///     <see cref="IHostedService"/>. A refactor that drops the registration fails this test, not production.
+/// </summary>
+public sealed class ResilienceStatusReaderRegistrationTests
+{
+    [Fact]
+    public void AddOtOpcUaDriverFactories_registers_the_resilience_status_reader_hosted_service()
+    {
+        var services = new ServiceCollection();
+        services.AddLogging();
+        services.AddOtOpcUaDriverFactories();
+
+        services.ShouldContain(
+            d => d.ServiceType == typeof(IHostedService)
+                 && d.ImplementationType == typeof(DriverResilienceStatusPublisherService),
+            "the resilience-status tracker must have a production reader — the periodic DPS publisher hosted service on driver nodes");
+    }
+}