8c705f83db
The old implementation only looks at numbers at the end, but not in other places in a name: "u8" and "u16" got sorted properly, but "u8_bla" and "u16_bla" did not.
40 lines
1.3 KiB
Rust
40 lines
1.3 KiB
Rust
use super::*;
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#[test]
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fn test_compare_names() {
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for &(a, b) in &[
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("hello", "world"),
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("", "world"),
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("123", "hello"),
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("123", ""),
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("123test", "123"),
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("hello", ""),
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("hello", "hello"),
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("hello123", "hello123"),
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("hello123", "hello12"),
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("hello12", "hello123"),
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("hello01abc", "hello01xyz"),
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("hello0abc", "hello0"),
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("hello0", "hello0abc"),
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("01", "1"),
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] {
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assert_eq!(compare_names(a, b), a.cmp(b), "{:?} - {:?}", a, b);
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}
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assert_eq!(compare_names("u8", "u16"), Ordering::Less);
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assert_eq!(compare_names("u32", "u16"), Ordering::Greater);
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assert_eq!(compare_names("u8_to_f64", "u16_to_f64"), Ordering::Less);
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assert_eq!(compare_names("u32_to_f64", "u16_to_f64"), Ordering::Greater);
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assert_eq!(compare_names("u16_to_f64", "u16_to_f64"), Ordering::Equal);
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assert_eq!(compare_names("u16_to_f32", "u16_to_f64"), Ordering::Less);
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}
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#[test]
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fn test_name_sorting() {
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let names = [
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"Apple", "Banana", "Fruit", "Fruit0", "Fruit00", "Fruit01", "Fruit1", "Fruit02", "Fruit2",
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"Fruit20", "Fruit30x", "Fruit100", "Pear",
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];
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let mut sorted = names.to_owned();
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sorted.sort_by(|&l, r| compare_names(l, r));
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assert_eq!(names, sorted);
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}
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