src/test/ui/deriving/deriving-show.rs

   1 // run-pass
   2 #![allow(dead_code)]
   3 #[derive(Debug)]
   4 struct Unit;
   5
   6 #[derive(Debug)]
   7 struct Tuple(isize, usize);
   8
   9 #[derive(Debug)]
  10 struct Struct { x: isize, y: usize }
  11
  12 #[derive(Debug)]
  13 enum Enum {
  14     Nullary,
  15     Variant(isize, usize),
  16     StructVariant { x: isize, y : usize }
  17 }
  18
  19 #[derive(Debug)]
  20 struct Pointers(*const dyn Send, *mut dyn Sync);
  21
  22 macro_rules! t {
  23     ($x:expr, $expected:expr) => {
  24         assert_eq!(format!("{:?}", $x), $expected.to_string())
  25     }
  26 }
  27
  28 pub fn main() {
  29     t!(Unit, "Unit");
  30     t!(Tuple(1, 2), "Tuple(1, 2)");
  31     t!(Struct { x: 1, y: 2 }, "Struct { x: 1, y: 2 }");
  32     t!(Enum::Nullary, "Nullary");
  33     t!(Enum::Variant(1, 2), "Variant(1, 2)");
  34     t!(Enum::StructVariant { x: 1, y: 2 }, "StructVariant { x: 1, y: 2 }");
  35 }