Joseph Doherty
43 lines
1.6 KiB
C#
43 lines
1.6 KiB
C#
using Shouldly;
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using Xunit;
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using ZB.MOM.WW.OtOpcUa.AdminUI.Uns.TagEditors;
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namespace ZB.MOM.WW.OtOpcUa.AdminUI.Tests.Uns;
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/// <summary>
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/// Tests for <see cref="NativeAlarmModel.SeedDefaultAlarm"/> — the Galaxy-picker convenience that
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/// pre-fills a default native-alarm <c>alarm</c> object when an <c>IsAlarm</c> attribute is selected.
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/// Seeds only when absent (never overwrites an authored alarm) and preserves every other key.
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/// </summary>
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public sealed class NativeAlarmSeedTests
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{
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[Fact]
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public void Seeds_default_alarm_when_absent()
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{
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var seeded = NativeAlarmModel.SeedDefaultAlarm("""{"FullName":"Pump_001.HiHi"}""");
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var m = NativeAlarmModel.FromJson(seeded);
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m.IsAlarm.ShouldBeTrue();
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m.AlarmType.ShouldBe(NativeAlarmModel.DefaultSeedAlarmType); // OffNormalAlarm
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m.Severity.ShouldBe(NativeAlarmModel.DefaultSeedSeverity); // 700
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// FullName is preserved alongside the freshly-seeded alarm.
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seeded.ShouldContain("FullName");
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seeded.ShouldContain("Pump_001.HiHi");
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}
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[Fact]
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public void Does_not_overwrite_an_existing_alarm_object()
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{
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const string authored =
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"""{"FullName":"Pump_001.HiHi","alarm":{"alarmType":"LimitAlarm","severity":250,"historizeToAveva":false}}""";
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var result = NativeAlarmModel.SeedDefaultAlarm(authored);
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var m = NativeAlarmModel.FromJson(result);
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// The authored alarm is left untouched — not replaced with the default seed.
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m.AlarmType.ShouldBe("LimitAlarm");
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m.Severity.ShouldBe(250);
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m.HistorizeToAveva.ShouldBe(false);
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}
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}
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