#![allow(dead_code)] use error_tree::error_tree; #[test] fn test_enum_is_clone() { // Use the macro to define an enum with #[derive(Clone)] error_tree! { #[derive(Clone)] pub enum MyError { SimpleError, SimpleStringError(String), } } // Function to assert that a type implements Clone fn assert_clone() {} // This will fail to compile if MyError does not implement Clone assert_clone::(); // Create an instance of the enum and clone it let error = MyError::SimpleError; let cloned_error = error.clone(); // Also test cloning a variant with data let io_error = MyError::SimpleStringError("oops".to_string()); let cloned_io_error = io_error.clone(); // If the code compiles and runs, then MyError implements Clone println!("Cloned errors successfully: {:?}, {:?}", cloned_error, cloned_io_error); }