Joseph Doherty
43 lines
1.5 KiB
C#
43 lines
1.5 KiB
C#
using Shouldly;
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using Xunit;
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using ZB.MOM.WW.OtOpcUa.Driver.AbLegacy;
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namespace ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Tests;
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/// <summary>
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/// CONV-4 — <see cref="AbLegacyDriver.ResolveHost"/> must resolve an equipment-tag reference
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/// (raw TagConfig JSON) to its OWN device host so per-host breaker keys are correct for
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/// equipment tags, not the first-device fallback.
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/// </summary>
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[Trait("Category", "Unit")]
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public sealed class AbLegacyResolveHostTests
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{
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private const string DeviceA = "ab://10.0.0.5/1,0";
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private const string DeviceB = "ab://10.0.0.6/1,0";
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private static AbLegacyDriver NewDriver() => new(
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new AbLegacyDriverOptions
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{
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Devices = [new AbLegacyDeviceOptions(DeviceA), new AbLegacyDeviceOptions(DeviceB)],
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Probe = new AbLegacyProbeOptions { Enabled = false },
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},
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"ablegacy-1", new FakeAbLegacyTagFactory());
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/// <summary>An equipment-tag ref naming device B resolves to device B's host, not the first device.</summary>
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[Fact]
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public void ResolveHost_EquipmentTagRef_ReturnsItsOwnDeviceHost()
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{
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var drv = NewDriver();
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var json = $$"""{"deviceHostAddress":"{{DeviceB}}","address":"N7:0","dataType":"Int"}""";
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drv.ResolveHost(json).ShouldBe(DeviceB);
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}
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/// <summary>An unresolvable ref keeps the current first-device fallback.</summary>
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[Fact]
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public void ResolveHost_UnknownRef_KeepsCurrentFallback()
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{
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var drv = NewDriver();
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drv.ResolveHost("totally-unknown").ShouldBe(DeviceA);
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}
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}
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