test(property): required to be used on property if no default accessor

godot-rust · Feb 2, 2022 · fa0d2c4 · fa0d2c4
1 parent 3416667
commit fa0d2c4
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/gdnative-derive/src/native_script.rs b/gdnative-derive/src/native_script.rs
@@ -440,4 +440,22 @@ mod tests {
         let input: DeriveInput = syn::parse2(input).unwrap();
         parse_derive_input(&input).unwrap();
     }
+
+    #[test]
+    fn derive_property_require_to_be_used_on_property_without_default_accessor() {
+        let input: TokenStream2 = syn::parse_str(
+            r#"
+            #[inherit(Node)]
+            struct Foo {
+                #[property(get = "Self::get_bar", set = "Self::set_bar")]
+                bar: i64,
+            }"#,
+        )
+        .unwrap();
+        let input: DeriveInput = syn::parse2(input).unwrap();
+        assert_eq!(
+            derive_native_class(&input).unwrap_err().to_string(),
+            "The `property` attribute can only be used on `Property` if none of the default logic is used.".to_string(),
+        );
+    }
 }