rust/tests/ui/deriving/deriving-show.rs

36 lines
759 B
Rust

//@ run-pass
#![allow(dead_code)]
#[derive(Debug)]
struct Unit;
#[derive(Debug)]
struct Tuple(isize, usize);
#[derive(Debug)]
struct Struct { x: isize, y: usize }
#[derive(Debug)]
enum Enum {
Nullary,
Variant(isize, usize),
StructVariant { x: isize, y : usize }
}
#[derive(Debug)]
struct Pointers(*const dyn Send, *mut dyn Sync);
macro_rules! t {
($x:expr, $expected:expr) => {
assert_eq!(format!("{:?}", $x), $expected.to_string())
}
}
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!(Enum::Nullary, "Nullary");
t!(Enum::Variant(1, 2), "Variant(1, 2)");
t!(Enum::StructVariant { x: 1, y: 2 }, "StructVariant { x: 1, y: 2 }");
}