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66 lines
1.6 KiB
Rust
66 lines
1.6 KiB
Rust
extern crate strum;
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#[macro_use]
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extern crate strum_macros;
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#[derive(Debug, Eq, PartialEq, EnumString, Display)]
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enum Color {
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#[strum(to_string = "RedRed")]
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Red,
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#[strum(serialize = "b", to_string = "blue")]
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Blue { hue: usize },
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#[strum(serialize = "y", serialize = "yellow")]
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Yellow,
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#[strum(default = "true")]
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Green(String),
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}
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#[test]
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fn to_blue_string() {
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assert_eq!(String::from("blue"), format!("{}", Color::Blue { hue: 0 }));
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}
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#[test]
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fn test_formatters() {
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assert_eq!(String::from(" blue"), format!("{:>6}", Color::Blue { hue: 0 }));
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assert_eq!(String::from("blue "), format!("{:<6}", Color::Blue { hue: 0 }));
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assert_eq!(String::from(" blue "), format!("{:^6}", Color::Blue { hue: 0 }));
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assert_eq!(String::from("bl"), format!("{:.2}", Color::Blue { hue: 0 }));
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}
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#[test]
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fn to_yellow_string() {
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assert_eq!(String::from("yellow"), format!("{}", Color::Yellow));
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}
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#[test]
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fn to_red_string() {
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assert_eq!(String::from("RedRed"), format!("{}", Color::Red));
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}
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#[derive(Display, Debug, Eq, PartialEq)]
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#[strum(serialize_all = "snake_case")]
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enum Brightness {
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DarkBlack,
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Dim {
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glow: usize,
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},
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#[strum(serialize = "bright")]
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BrightWhite,
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}
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#[test]
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fn brightness_to_string() {
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assert_eq!(
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String::from("dark_black"),
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Brightness::DarkBlack.to_string().as_ref()
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);
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assert_eq!(
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String::from("dim"),
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Brightness::Dim { glow: 0 }.to_string().as_ref()
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);
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assert_eq!(
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String::from("bright"),
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Brightness::BrightWhite.to_string().as_ref()
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);
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}
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