1 files changed, 91 insertions, 0 deletions
diff --git a/tests/Jellyfin.Server.Implementations.Tests/BaseItem/BaseItemKindTests.cs b/tests/Jellyfin.Server.Implementations.Tests/BaseItem/BaseItemKindTests.cs
new file mode 100644
index 000000000..061e81f30
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/BaseItem/BaseItemKindTests.cs
@@ -0,0 +1,91 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using Jellyfin.Data.Enums;
+using Xunit;
+using Xunit.Sdk;
+
+namespace Jellyfin.Server.Implementations.Tests.BaseItem
+{
+    public class BaseItemKindTests
+    {
+        [Theory]
+        [ClassData(typeof(GetBaseItemDescendants))]
+        public void BaseItemKindEnumTest(Type baseItemType)
+        {
+            var enumValue = Enum.Parse<BaseItemKind>(baseItemType.Name);
+            Assert.True(Enum.IsDefined(typeof(BaseItemKind), enumValue));
+        }
+
+        [Theory]
+        [ClassData(typeof(GetBaseItemDescendants))]
+        public void GetBaseKindEnumTest(Type baseItemDescendantType)
+        {
+            var defaultConstructor = baseItemDescendantType.GetConstructor(Type.EmptyTypes);
+            var instance = (MediaBrowser.Controller.Entities.BaseItem)defaultConstructor!.Invoke(null);
+            var exception = Record.Exception(() => instance.GetBaseItemKind());
+            Assert.Null(exception);
+        }
+
+        private class GetBaseItemDescendants : IEnumerable<object?[]>
+        {
+            private static bool IsProjectAssemblyName(string? name)
+            {
+                if (name == null)
+                {
+                    return false;
+                }
+
+                return name.StartsWith("Jellyfin", StringComparison.OrdinalIgnoreCase)
+                       || name.StartsWith("Emby", StringComparison.OrdinalIgnoreCase)
+                       || name.StartsWith("MediaBrowser", StringComparison.OrdinalIgnoreCase);
+            }
+
+            public IEnumerator<object?[]> GetEnumerator()
+            {
+                var loadedAssemblies = AppDomain.CurrentDomain.GetAssemblies();
+                foreach (var assembly in loadedAssemblies)
+                {
+                    if (IsProjectAssemblyName(assembly.FullName))
+                    {
+                        var baseItemTypes = assembly.GetTypes()
+                            .Where(targetType => targetType.IsClass
+                                                 && !targetType.IsAbstract
+                                                 && targetType.IsSubclassOf(typeof(MediaBrowser.Controller.Entities.BaseItem)));
+                        foreach (var baseItemType in baseItemTypes)
+                        {
+                            yield return new object?[] { baseItemType };
+                        }
+                    }
+                }
+
+                var path = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
+                if (path == null)
+                {
+                    throw new NullException("Assembly location is null");
+                }
+
+                foreach (string dll in Directory.GetFiles(path, "*.dll"))
+                {
+                    var assembly = Assembly.LoadFile(dll);
+                    if (IsProjectAssemblyName(assembly.FullName))
+                    {
+                        var baseItemTypes = assembly.GetTypes()
+                            .Where(targetType => targetType.IsClass
+                                                 && !targetType.IsAbstract
+                                                 && targetType.IsSubclassOf(typeof(MediaBrowser.Controller.Entities.BaseItem)));
+                        foreach (var baseItemType in baseItemTypes)
+                        {
+                            yield return new object?[] { baseItemType };
+                        }
+                    }
+                }
+            }
+
+            IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
+        }
+    }
+}