#![warn(
clippy::default_trait_access,
clippy::dbg_macro,
clippy::print_stdout,
clippy::unimplemented,
clippy::use_self,
missing_copy_implementations,
missing_docs,
non_snake_case,
non_upper_case_globals,
rust_2018_idioms,
unreachable_pub
)]
use enum_as_inner::EnumAsInner;
#[derive(Debug, EnumAsInner)]
enum ManyVariants {
One(u32),
Two(u32, i32),
Three(bool, u32, i64),
}
#[test]
fn test_one_unnamed() {
let mut many = ManyVariants::One(1);
assert!(many.as_one().is_some());
assert!(many.as_two().is_none());
assert!(many.as_three().is_none());
assert!(many.as_one_mut().is_some());
assert!(many.as_two_mut().is_none());
assert!(many.as_three_mut().is_none());
assert_eq!(*many.as_one().unwrap(), 1_u32);
assert_eq!(*many.as_one_mut().unwrap(), 1_u32);
assert_eq!(many.into_one().unwrap(), 1_u32);
}
#[test]
fn test_two_unnamed() {
let mut many = ManyVariants::Two(1, 2);
assert!(many.as_one().is_none());
assert!(many.as_two().is_some());
assert!(many.as_three().is_none());
assert!(many.as_one_mut().is_none());
assert!(many.as_two_mut().is_some());
assert!(many.as_three_mut().is_none());
assert_eq!(many.as_two().unwrap(), (&1_u32, &2_i32));
assert_eq!(many.as_two_mut().unwrap(), (&mut 1_u32, &mut 2_i32));
assert_eq!(many.into_two().unwrap(), (1_u32, 2_i32));
}
#[test]
fn test_three_unnamed() {
let mut many = ManyVariants::Three(true, 1, 2);
assert!(many.as_one().is_none());
assert!(many.as_two().is_none());
assert!(many.as_three().is_some());
assert!(many.as_one_mut().is_none());
assert!(many.as_two_mut().is_none());
assert!(many.as_three_mut().is_some());
assert_eq!(many.as_three().unwrap(), (&true, &1_u32, &2_i64));
assert_eq!(
many.as_three_mut().unwrap(),
(&mut true, &mut 1_u32, &mut 2_i64)
);
assert_eq!(many.into_three().unwrap(), (true, 1_u32, 2_i64));
}