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#![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;
pub mod name_collisions {
#![allow(dead_code, missing_copy_implementations, missing_docs)]
pub struct Option;
pub struct Some;
pub struct None;
pub struct Result;
pub struct Ok;
pub struct Err;
}
#[allow(unused_imports)]
use name_collisions::*;
#[derive(Debug, EnumAsInner)]
enum ManyVariants {
One { one: u32 },
Two { one: u32, two: i32 },
Three { one: bool, two: u32, three: i64 },
}
#[test]
fn test_one_named() {
let mut many = ManyVariants::One { one: 1 };
assert!(many.is_one());
assert!(!many.is_two());
assert!(!many.is_three());
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);
}
#[test]
fn test_two_named() {
let mut many = ManyVariants::Two { one: 1, two: 2 };
assert!(!many.is_one());
assert!(many.is_two());
assert!(!many.is_three());
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_named() {
let mut many = ManyVariants::Three {
one: true,
two: 1,
three: 2,
};
assert!(!many.is_one());
assert!(!many.is_two());
assert!(many.is_three());
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));
}
|
