// Copyright 2014 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. #![feature(struct_variant, macro_rules)] #[deriving(Show)] struct Unit; #[deriving(Show)] struct Tuple(int, uint); #[deriving(Show)] struct Struct { x: int, y: uint } #[deriving(Show)] enum Enum { Nullary, Variant(int, uint), StructVariant { x: int, y : uint } } macro_rules! t { ($x:expr, $expected:expr) => { assert_eq!(format!("{}", $x), $expected.to_strbuf()) } } pub fn main() { t!(Unit, "Unit"); t!(Tuple(1, 2), "Tuple(1, 2)"); t!(Struct { x: 1, y: 2 }, "Struct { x: 1, y: 2 }"); t!(Nullary, "Nullary"); t!(Variant(1, 2), "Variant(1, 2)"); t!(StructVariant { x: 1, y: 2 }, "StructVariant { x: 1, y: 2 }"); }