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use std::cmp::Ordering;
use super::print_item::compare_names;
use super::{AllTypes, Buffer};
#[test]
fn test_compare_names() {
for &(a, b) in &[
("hello", "world"),
("", "world"),
("123", "hello"),
("123", ""),
("123test", "123"),
("hello", ""),
("hello", "hello"),
("hello123", "hello123"),
("hello123", "hello12"),
("hello12", "hello123"),
("hello01abc", "hello01xyz"),
("hello0abc", "hello0"),
("hello0", "hello0abc"),
("01", "1"),
] {
assert_eq!(compare_names(a, b), a.cmp(b), "{:?} - {:?}", a, b);
}
assert_eq!(compare_names("u8", "u16"), Ordering::Less);
assert_eq!(compare_names("u32", "u16"), Ordering::Greater);
assert_eq!(compare_names("u8_to_f64", "u16_to_f64"), Ordering::Less);
assert_eq!(compare_names("u32_to_f64", "u16_to_f64"), Ordering::Greater);
assert_eq!(compare_names("u16_to_f64", "u16_to_f64"), Ordering::Equal);
assert_eq!(compare_names("u16_to_f32", "u16_to_f64"), Ordering::Less);
}
#[test]
fn test_name_sorting() {
let names = [
"Apple", "Banana", "Fruit", "Fruit0", "Fruit00", "Fruit01", "Fruit1", "Fruit02", "Fruit2",
"Fruit20", "Fruit30x", "Fruit100", "Pear",
];
let mut sorted = names.to_owned();
sorted.sort_by(|&l, r| compare_names(l, r));
assert_eq!(names, sorted);
}
#[test]
fn test_all_types_prints_header_once() {
// Regression test for #82477
let all_types = AllTypes::new();
let mut buffer = Buffer::new();
all_types.print(&mut buffer);
assert_eq!(1, buffer.into_inner().matches("List of all items").count());
}
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