strum/strum_tests/tests/as_ref_str.rs

extern crate strum;
#[macro_use]
extern crate strum_macros;

use std::str::FromStr;
use strum::AsStaticRef;

#[derive(Debug, Eq, PartialEq, EnumString, AsRefStr, AsStaticStr)]
enum Color {
    #[strum(to_string = "RedRed")]
    Red,
    #[strum(serialize = "b", to_string = "blue")]
    Blue { hue: usize },
    #[strum(serialize = "y", serialize = "yellow")]
    Yellow,
    #[strum(default = "true")]
    Green(String),
}

#[test]
fn as_red_str() {
    assert_eq!("RedRed", (Color::Red).as_ref());
    assert_eq!(Color::Red, Color::from_str((Color::Red).as_ref()).unwrap());
}

#[test]
fn as_blue_str() {
    assert_eq!("blue", (Color::Blue { hue: 0 }).as_ref());
    let _: &'static str = (Color::Blue { hue: 0 }).as_static();
}

#[test]
fn as_yellow_str() {
    assert_eq!("yellow", (Color::Yellow).as_ref());
    let _: &'static str = (Color::Yellow).as_static();
}

#[test]
fn as_green_str() {
    assert_eq!("Green", (Color::Green(String::default())).as_ref());
    let _: &'static str = (Color::Green(String::default())).as_static();
}