105 lines
3.6 KiB
C#
105 lines
3.6 KiB
C#
using System.Diagnostics;
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using System.Threading.Tasks;
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using Shouldly;
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using Xunit;
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using ZB.MOM.WW.LmxOpcUa.Host.Domain;
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namespace ZB.MOM.WW.LmxOpcUa.Tests.Helpers
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{
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/// <summary>
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/// Verifies the reusable OPC UA server fixture used by integration and wiring tests.
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/// </summary>
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public class OpcUaServerFixtureTests
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{
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/// <summary>
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/// Confirms that the standard fake-backed fixture starts the bridge and tears it down cleanly.
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/// </summary>
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[Fact]
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public async Task WithFakes_StartsAndStops()
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{
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var fixture = OpcUaServerFixture.WithFakes();
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await fixture.InitializeAsync();
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fixture.Service.ShouldNotBeNull();
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fixture.Service.MxClient.ShouldNotBeNull();
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fixture.Service.MxClient!.State.ShouldBe(ConnectionState.Connected);
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fixture.Service.GalaxyStatsInstance.ShouldNotBeNull();
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fixture.Service.GalaxyStatsInstance!.GalaxyName.ShouldBe("TestGalaxy");
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fixture.OpcUaPort.ShouldBeGreaterThan(16000);
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fixture.EndpointUrl.ShouldContain(fixture.OpcUaPort.ToString());
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await fixture.DisposeAsync();
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}
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/// <summary>
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/// Confirms that the fake-client fixture bypasses COM wiring and uses the provided fake runtime client.
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/// </summary>
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[Fact]
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public async Task WithFakeMxAccessClient_SkipsCom()
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{
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var mxClient = new FakeMxAccessClient();
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var fixture = OpcUaServerFixture.WithFakeMxAccessClient(mxClient);
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await fixture.InitializeAsync();
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fixture.Service.MxClient.ShouldBe(mxClient);
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mxClient.State.ShouldBe(ConnectionState.Connected);
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await fixture.DisposeAsync();
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}
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/// <summary>
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/// Confirms that separate fixture instances automatically allocate unique OPC UA ports.
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/// </summary>
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[Fact]
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public async Task MultipleFixtures_GetUniquePortsAutomatically()
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{
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var fixture1 = OpcUaServerFixture.WithFakeMxAccessClient();
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var fixture2 = OpcUaServerFixture.WithFakeMxAccessClient();
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fixture1.OpcUaPort.ShouldNotBe(fixture2.OpcUaPort);
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// Both can start without port conflicts
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await fixture1.InitializeAsync();
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await fixture2.InitializeAsync();
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fixture1.Service.ShouldNotBeNull();
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fixture2.Service.ShouldNotBeNull();
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await fixture1.DisposeAsync();
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await fixture2.DisposeAsync();
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}
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/// <summary>
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/// Confirms that fixture shutdown completes quickly enough for the integration test suite.
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/// </summary>
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[Fact]
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public async Task Shutdown_CompletesWithin30Seconds()
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{
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var fixture = OpcUaServerFixture.WithFakes();
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await fixture.InitializeAsync();
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var sw = Stopwatch.StartNew();
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await fixture.DisposeAsync();
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sw.Stop();
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sw.Elapsed.TotalSeconds.ShouldBeLessThan(30);
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}
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/// <summary>
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/// Confirms that the fake-backed fixture builds the seeded address space and Galaxy statistics.
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/// </summary>
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[Fact]
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public async Task WithFakes_BuildsAddressSpace()
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{
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var fixture = OpcUaServerFixture.WithFakes();
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await fixture.InitializeAsync();
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fixture.Service.GalaxyStatsInstance!.ObjectCount.ShouldBe(5);
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fixture.Service.GalaxyStatsInstance.AttributeCount.ShouldBe(6);
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fixture.Service.GalaxyStatsInstance.DbConnected.ShouldBe(true);
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await fixture.DisposeAsync();
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}
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}
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}
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