test

My project/Library/PackageCache/com.unity.inputsystem/Tests/TestFixture/ScopedDisposable.cs

@@ -0,0 +1,57 @@
+using System;
+using UnityEditor;
+
+namespace UnityEngine.InputSystem
+{
+    // Utility allowing access to object T as well as a dispose delegate to clean-up any resources associated with it.
+    // Useful with the 'using' keyword to provide scoped RAII-like cleanup of objects in tests without having a
+    // dedicated fixture handling the clean-up.
+    internal sealed class ScopedDisposable<T> : IDisposable
+        where T : UnityEngine.Object
+    {
+        private Action<T> m_Dispose;
+
+        public ScopedDisposable(T obj, Action<T> dispose)
+        {
+            value = obj;
+            m_Dispose = dispose;
+        }
+
+        public T value
+        {
+            get;
+            private set;
+        }
+
+        public void Dispose()
+        {
+            if (m_Dispose == null)
+                return;
+            if (value != null)
+                m_Dispose(value);
+            m_Dispose = null;
+            value = null;
+        }
+    }
+
+    // Convenience API for scoped objects.
+    internal static class Scoped
+    {
+        public static ScopedDisposable<T> Object<T>(T obj) where T : UnityEngine.Object
+        {
+#if UNITY_EDITOR
+            return new ScopedDisposable<T>(obj, UnityEngine.Object.DestroyImmediate);
+#else
+            return new ScopedDisposable<T>(obj, UnityEngine.Object.Destroy);
+#endif
+        }
+
+#if UNITY_EDITOR
+        public static ScopedDisposable<T> Asset<T>(T obj) where T : UnityEngine.Object
+        {
+            return new ScopedDisposable<T>(obj, (o) => AssetDatabase.DeleteAsset(AssetDatabase.GetAssetPath(o)));
+        }
+
+#endif
+    }
+}