feat(historian-gateway): AlarmHistorianEvent->HistorianEvent mapper (SendEvent properties)

Claude-Session: https://claude.ai/code/session_012SDSQ3AcaXqPcBtDESBRii
2026-06-26 16:32:38 -04:00
parent a54c7a9366
commit a96e85f0e4
2 changed files with 77 additions and 0 deletions
@@ -0,0 +1,35 @@
+using Xunit;
+using ZB.MOM.WW.OtOpcUa.Core.AlarmHistorian;   // AlarmHistorianEvent
+using ZB.MOM.WW.OtOpcUa.Core.Abstractions;      // AlarmSeverity
+using ZB.MOM.WW.OtOpcUa.Driver.Historian.Gateway.Mapping;
+
+namespace ZB.MOM.WW.OtOpcUa.Driver.Historian.Gateway.Tests.Mapping;
+
+public sealed class AlarmEventMapperTests
+{
+    [Fact]
+    public void Maps_source_time_type_and_rich_properties()
+    {
+        var a = new AlarmHistorianEvent("A1", "Area/Line/Pump1", "HiHi", "LimitAlarm",
+            AlarmSeverity.High, "Activated", "Temp high", "operator1", "ack note",
+            new DateTime(2026, 1, 1, 0, 0, 0, DateTimeKind.Utc));
+        var e = AlarmEventMapper.ToHistorianEvent(a);
+        Assert.Equal("Area/Line/Pump1", e.SourceName);
+        Assert.Equal("LimitAlarm", e.Type);
+        Assert.Equal(new DateTime(2026, 1, 1, 0, 0, 0, DateTimeKind.Utc), e.EventTime.ToDateTime());
+        Assert.Equal("HiHi", e.Properties["AlarmName"]);
+        Assert.Equal("Activated", e.Properties["EventKind"]);
+        Assert.Equal("High", e.Properties["Severity"]);
+        Assert.Equal("operator1", e.Properties["User"]);
+        Assert.Equal("ack note", e.Properties["Comment"]);
+        Assert.Equal("Temp high", e.Properties["Message"]);
+    }
+
+    [Fact]
+    public void Null_comment_is_omitted_not_null()
+    {
+        var a = new AlarmHistorianEvent("A", "S", "N", "DiscreteAlarm", AlarmSeverity.Low, "Cleared", "m", "system", null,
+            new DateTime(2026, 1, 1, 0, 0, 0, DateTimeKind.Utc));
+        Assert.False(AlarmEventMapper.ToHistorianEvent(a).Properties.ContainsKey("Comment"));
+    }
+}