Translate inventory parity tests

crates/libremetaverse/src/lib.rs

@@ -143,6 +143,77 @@ pub use libremetaverse_structured_data as structured_data;
 pub use libremetaverse_types as types;
 pub use libremetaverse_types::Error;
 
+/// Rust object-safe view of the C# `InventoryBase` inheritance hierarchy.
+pub trait InventoryObjectClass: std::any::Any {
+    /// Returns the concrete value for exact C# runtime-type checks.
+    fn as_any(&self) -> &dyn std::any::Any;
+
+    /// Returns the shared `InventoryBase` portion of the concrete object.
+    fn inventory_base(&self) -> &InventoryBase;
+}
+
+/// Rust object-safe view of concrete classes derived from C# `InventoryItem`.
+pub trait InventoryItemClass: InventoryObjectClass {}
+
+macro_rules! inventory_object_class {
+    ($type:ty, $base:ident $(.$nested:ident)*) => {
+        impl InventoryObjectClass for $type {
+            fn as_any(&self) -> &dyn std::any::Any {
+                self
+            }
+
+            fn inventory_base(&self) -> &InventoryBase {
+                &self.$base$(.$nested)*
+            }
+        }
+    };
+}
+
+impl InventoryObjectClass for InventoryBase {
+    fn as_any(&self) -> &dyn std::any::Any {
+        self
+    }
+
+    fn inventory_base(&self) -> &InventoryBase {
+        self
+    }
+}
+
+inventory_object_class!(InventoryFolder, base);
+inventory_object_class!(InventoryItem, base);
+inventory_object_class!(InventoryAnimation, base.base);
+inventory_object_class!(InventoryAttachment, base.base);
+inventory_object_class!(InventoryCallingCard, base.base);
+inventory_object_class!(InventoryCategory, base.base);
+inventory_object_class!(InventoryGesture, base.base);
+inventory_object_class!(InventoryLSL, base.base);
+inventory_object_class!(InventoryLandmark, base.base);
+inventory_object_class!(InventoryMaterial, base.base);
+inventory_object_class!(InventoryNotecard, base.base);
+inventory_object_class!(InventoryObject, base.base);
+inventory_object_class!(InventorySettings, base.base);
+inventory_object_class!(InventorySnapshot, base.base);
+inventory_object_class!(InventorySound, base.base);
+inventory_object_class!(InventoryTexture, base.base);
+inventory_object_class!(InventoryWearable, base.base);
+
+impl InventoryItemClass for InventoryItem {}
+impl InventoryItemClass for InventoryAnimation {}
+impl InventoryItemClass for InventoryAttachment {}
+impl InventoryItemClass for InventoryCallingCard {}
+impl InventoryItemClass for InventoryCategory {}
+impl InventoryItemClass for InventoryGesture {}
+impl InventoryItemClass for InventoryLSL {}
+impl InventoryItemClass for InventoryLandmark {}
+impl InventoryItemClass for InventoryMaterial {}
+impl InventoryItemClass for InventoryNotecard {}
+impl InventoryItemClass for InventoryObject {}
+impl InventoryItemClass for InventorySettings {}
+impl InventoryItemClass for InventorySnapshot {}
+impl InventoryItemClass for InventorySound {}
+impl InventoryItemClass for InventoryTexture {}
+impl InventoryItemClass for InventoryWearable {}
+
 /// Project-owned boundary types for external `MessagePack` signatures.
 pub mod message_pack {
     pub trait IMessagePackFormatter<T = ()> {}