mirror of
https://github.com/denoland/deno.git
synced 2024-12-22 07:14:47 -05:00
103 lines
2.6 KiB
Rust
103 lines
2.6 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
|
|
|
|
use deno_core::url::Url;
|
|
|
|
pub fn find_root(urls: Vec<&Url>) -> Option<Url> {
|
|
if urls.is_empty() {
|
|
return None;
|
|
}
|
|
|
|
// Gets the common first part of all the urls.
|
|
let root = urls[0]
|
|
.as_ref()
|
|
.chars()
|
|
.enumerate()
|
|
.take_while(|(i, c)| {
|
|
urls.iter().all(|u| u.as_ref().chars().nth(*i) == Some(*c))
|
|
})
|
|
.map(|(_, c)| c)
|
|
.collect::<String>();
|
|
|
|
if let Some(index) = root.rfind('/') {
|
|
// Removes the basename part if exists.
|
|
Url::parse(&root[..index + 1]).ok()
|
|
} else {
|
|
Url::parse(&root).ok()
|
|
}
|
|
}
|
|
|
|
pub fn percent_to_class(percent: f32) -> &'static str {
|
|
match percent {
|
|
x if x < 50.0 => "low",
|
|
x if x < 80.0 => "medium",
|
|
_ => "high",
|
|
}
|
|
}
|
|
|
|
pub fn calc_coverage_display_info(
|
|
hit: usize,
|
|
miss: usize,
|
|
) -> (usize, f32, &'static str) {
|
|
let total = hit + miss;
|
|
let percent = if total == 0 {
|
|
100.0
|
|
} else {
|
|
(hit as f32 / total as f32) * 100.0
|
|
};
|
|
let class = percent_to_class(percent);
|
|
(total, percent, class)
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_find_root() {
|
|
let urls = vec![
|
|
Url::parse("file:///a/b/c/d/e.ts").unwrap(),
|
|
Url::parse("file:///a/b/c/d/f.ts").unwrap(),
|
|
Url::parse("file:///a/b/c/d/g.ts").unwrap(),
|
|
];
|
|
let urls = urls.iter().collect();
|
|
assert_eq!(find_root(urls), Url::parse("file:///a/b/c/d/").ok());
|
|
}
|
|
|
|
#[test]
|
|
fn test_find_root_empty() {
|
|
let urls = vec![];
|
|
assert_eq!(find_root(urls), None);
|
|
}
|
|
|
|
#[test]
|
|
fn test_find_root_with_similar_filenames() {
|
|
let urls = vec![
|
|
Url::parse("file:///a/b/c/d/foo0.ts").unwrap(),
|
|
Url::parse("file:///a/b/c/d/foo1.ts").unwrap(),
|
|
Url::parse("file:///a/b/c/d/foo2.ts").unwrap(),
|
|
];
|
|
let urls = urls.iter().collect();
|
|
assert_eq!(find_root(urls), Url::parse("file:///a/b/c/d/").ok());
|
|
}
|
|
|
|
#[test]
|
|
fn test_find_root_with_similar_dirnames() {
|
|
let urls = vec![
|
|
Url::parse("file:///a/b/c/foo0/mod.ts").unwrap(),
|
|
Url::parse("file:///a/b/c/foo1/mod.ts").unwrap(),
|
|
Url::parse("file:///a/b/c/foo2/mod.ts").unwrap(),
|
|
];
|
|
let urls = urls.iter().collect();
|
|
assert_eq!(find_root(urls), Url::parse("file:///a/b/c/").ok());
|
|
}
|
|
|
|
#[test]
|
|
fn test_percent_to_class() {
|
|
assert_eq!(percent_to_class(0.0), "low");
|
|
assert_eq!(percent_to_class(49.9), "low");
|
|
assert_eq!(percent_to_class(50.0), "medium");
|
|
assert_eq!(percent_to_class(79.9), "medium");
|
|
assert_eq!(percent_to_class(80.0), "high");
|
|
assert_eq!(percent_to_class(100.0), "high");
|
|
}
|
|
}
|