feat(audit): M5.2 per-node stuck-count KPIs (T6) — repo per-node aggregation, actor message pair, CentralUI tiles

2026-06-16 21:34:14 -04:00
parent a07ff28f10
commit 209f368cb5
25 changed files with 840 additions and 6 deletions
@@ -495,4 +495,50 @@ public class NotificationOutboxActorQueryTests : TestKit
        Assert.Contains("db down", response.ErrorMessage);
        Assert.Empty(response.Sites);
    }
+
+    // ── Per-node KPI (T6: M5.2 per-node stuck-count KPIs) ──────────────────
+
+    [Fact]
+    public void PerNodeKpiRequest_RepliesWithPerNodeSnapshots()
+    {
+        _repository.ComputePerNodeKpisAsync(
+                Arg.Any<DateTimeOffset>(), Arg.Any<DateTimeOffset>(), Arg.Any<CancellationToken>())
+            .Returns(new List<NodeNotificationKpiSnapshot>
+            {
+                new("node-a", QueueDepth: 3, StuckCount: 1, ParkedCount: 0,
+                    DeliveredLastInterval: 5, OldestPendingAge: TimeSpan.FromMinutes(12)),
+            });
+        var actor = CreateActor();
+
+        actor.Tell(new PerNodeNotificationKpiRequest("corr-pn"), TestActor);
+
+        var response = ExpectMsg<PerNodeNotificationKpiResponse>();
+        Assert.True(response.Success);
+        Assert.Null(response.ErrorMessage);
+        Assert.Equal("corr-pn", response.CorrelationId);
+        Assert.Single(response.Nodes);
+        Assert.Equal("node-a", response.Nodes[0].SourceNode);
+        Assert.Equal(1, response.Nodes[0].StuckCount);
+
+        _repository.Received(1).ComputePerNodeKpisAsync(
+            Arg.Any<DateTimeOffset>(), Arg.Any<DateTimeOffset>(), Arg.Any<CancellationToken>());
+    }
+
+    [Fact]
+    public void PerNodeKpiRequest_RepositoryFault_RepliesUnsuccessful()
+    {
+        _repository.ComputePerNodeKpisAsync(
+                Arg.Any<DateTimeOffset>(), Arg.Any<DateTimeOffset>(), Arg.Any<CancellationToken>())
+            .ThrowsAsync(new InvalidOperationException("node-kpi db down"));
+        var actor = CreateActor();
+
+        actor.Tell(new PerNodeNotificationKpiRequest("corr-pn"), TestActor);
+
+        var response = ExpectMsg<PerNodeNotificationKpiResponse>();
+        Assert.False(response.Success);
+        Assert.Equal("corr-pn", response.CorrelationId);
+        Assert.NotNull(response.ErrorMessage);
+        Assert.Contains("node-kpi db down", response.ErrorMessage);
+        Assert.Empty(response.Nodes);
+    }
 }