test(siteruntime): assert computed alarms carry unified condition state

tests/ZB.MOM.WW.ScadaBridge.SiteRuntime.Tests/Actors/AlarmActorTests.cs

@@ -91,6 +91,35 @@ public class AlarmActorTests : TestKit, IDisposable
         Assert.Equal(AlarmState.Normal, clearMsg.State);
     }
 
+    [Fact]
+    public void AlarmActor_ComputedAlarm_CarriesUnifiedConditionState()
+    {
+        var alarmConfig = new ResolvedAlarm
+        {
+            CanonicalName = "HighTemp",
+            TriggerType = "ValueMatch",
+            TriggerConfiguration = "{\"attributeName\":\"Status\",\"matchValue\":\"Critical\"}",
+            PriorityLevel = 700
+        };
+
+        var instanceProbe = CreateTestProbe();
+        var alarm = ActorOf(Props.Create(() => new AlarmActor(
+            "HighTemp", "Pump1", instanceProbe.Ref, alarmConfig,
+            null, _sharedLibrary, _options,
+            NullLogger<AlarmActor>.Instance)));
+
+        alarm.Tell(new AttributeValueChanged(
+            "Pump1", "Status", "Status", "Critical", "Good", DateTimeOffset.UtcNow));
+
+        var msg = instanceProbe.ExpectMsg<AlarmStateChanged>(TimeSpan.FromSeconds(5));
+        Assert.Equal(AlarmKind.Computed, msg.Kind);             // computed origin
+        Assert.Equal(msg.Priority, msg.Condition.Severity);     // severity tracks priority
+        Assert.Equal(700, msg.Condition.Severity);
+        Assert.True(msg.Condition.Active);                      // active alarm → condition active
+        Assert.True(msg.Condition.Acknowledged);                // computed alarms are auto-acked
+        Assert.Equal(string.Empty, msg.SourceReference);        // no native source reference
+    }
+
     [Fact]
     public void AlarmActor_RangeViolation_ActivatesOutsideRange()
     {