baseline: OpenMU upstream b5a0961 (fresh source)

tests/MUnique.OpenMU.Tests/MockViewPlugInContainer.cs

@@ -0,0 +1,30 @@
+// <copyright file="MockViewPlugInContainer.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.Tests;
+
+using Moq;
+using MUnique.OpenMU.GameLogic.Views;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// A view plugin container which automatically create mocks for requested view plugins.
+/// </summary>
+public class MockViewPlugInContainer : ICustomPlugInContainer<IViewPlugIn>
+{
+    private readonly Dictionary<Type, IViewPlugIn> _mocks = new();
+
+    /// <inheritdoc />
+    public T GetPlugIn<T>()
+        where T : class, IViewPlugIn
+    {
+        if (!this._mocks.TryGetValue(typeof(T), out var mock))
+        {
+            mock = new Mock<T>().Object;
+            this._mocks.Add(typeof(T), mock);
+        }
+
+        return (T)mock;
+    }
+}