Merge branch 'master' into b626-opcuaclient

2026-10-08 14:47:49 -04:00
parent ba62022e88 e6028678b3
commit 935ba8d1d4
72 changed files with 3775 additions and 343 deletions
@@ -0,0 +1,30 @@
+using Moq;
+using Opc.Ua.Client;
+using Shouldly;
+using Xunit;
+
+namespace ZB.MOM.WW.OtOpcUa.Driver.OpcUaClient.Tests;
+
+/// <summary>
+///     #630 (same pattern) — <c>InitializeAsync</c> on a live driver (no <c>ShutdownAsync</c> first) used to
+///     overwrite <c>Session</c> and orphan the previous session + its keep-alive handler.
+/// </summary>
+[Trait("Category", "Unit")]
+public sealed class OpcUaClientReinitializeReleasesSessionTests
+{
+    /// <summary>A second Initialize disposes the live session before attempting to build a new one.</summary>
+    [Fact]
+    public async Task Initialize_OnLiveDriver_DisposesThePreviousSession()
+    {
+        var options = new OpcUaClientDriverOptions { EndpointUrl = "opc.tcp://127.0.0.1:1" };
+        using var drv = new OpcUaClientDriver(options, "opcua-reinit");
+        var old = new Mock<ISession>();
+        drv.SetSessionForTest(old.Object);
+
+        // The new connect is refused (nothing listens on port 1) — what matters is what happened to the old one.
+        await Should.ThrowAsync<Exception>(() => drv.InitializeAsync("{}", TestContext.Current.CancellationToken));
+
+        old.Verify(s => s.Dispose(), Times.AtLeastOnce);
+        drv.Session.ShouldBeNull();
+    }
+}