baseline: OpenMU upstream b5a0961 (fresh source)

tests/MUnique.OpenMU.PlugIns.Tests/CustomTestPlugInContainer.cs

@@ -0,0 +1,47 @@
+// <copyright file="CustomTestPlugInContainer.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.PlugIns.Tests;
+
+/// <summary>
+/// A test implementation of a <see cref="CustomPlugInContainerBase{TPlugIn}"/>.
+/// </summary>
+public class CustomTestPlugInContainer : CustomPlugInContainerBase<ICustomTestPlugInContainer>
+{
+    /// <summary>
+    /// Initializes a new instance of the <see cref="CustomTestPlugInContainer"/> class.
+    /// </summary>
+    /// <param name="manager">The plugin manager which manages this instance.</param>
+    public CustomTestPlugInContainer(PlugInManager manager)
+        : base(manager)
+    {
+        this.Initialize();
+    }
+
+    /// <summary>
+    /// Gets or sets a value indicating whether this instance creates new plug ins in <see cref="CreatePlugInIfSuitable"/>.
+    /// </summary>
+    public bool CreateNewPlugIns { get; set; } = true;
+
+    /// <inheritdoc />
+    protected override void CreatePlugInIfSuitable(Type plugInType)
+    {
+        if (this.CreateNewPlugIns)
+        {
+            this.AddPlugIn((ITestCustomPlugIn)Activator.CreateInstance(plugInType)!, true);
+        }
+    }
+
+    /// <inheritdoc />
+    protected override ICustomTestPlugInContainer? DetermineEffectivePlugIn(Type interfaceType)
+    {
+        return this.ActivePlugIns.FirstOrDefault(interfaceType.IsInstanceOfType);
+    }
+
+    /// <inheritdoc />
+    protected override bool IsNewPlugInReplacingOld(ICustomTestPlugInContainer currentEffectivePlugIn, ICustomTestPlugInContainer activatedPlugIn)
+    {
+        return true;
+    }
+}