rust/src/librustdoc/html/tests.rs
Nicholas Nethercote 581fd271f6 Avoid Box in href_relative_parts.
This reverts part of #91948, going back to returning a
`UrlPartsBuilder`. It makes the code simpler, and also avoids some
allocations.
2025-05-26 08:52:05 +10:00

51 lines
1.4 KiB
Rust

use rustc_span::{Symbol, create_default_session_globals_then, sym};
use crate::html::format::href_relative_parts;
fn assert_relative_path(expected: &str, relative_to_fqp: &[Symbol], fqp: &[Symbol]) {
create_default_session_globals_then(|| {
assert_eq!(expected, href_relative_parts(&fqp, &relative_to_fqp).finish());
});
}
#[test]
fn href_relative_parts_basic() {
let relative_to_fqp = &[sym::std, sym::vec];
let fqp = &[sym::std, sym::iter];
assert_relative_path("../iter", relative_to_fqp, fqp);
}
#[test]
fn href_relative_parts_parent_module() {
let relative_to_fqp = &[sym::std, sym::vec];
let fqp = &[sym::std];
assert_relative_path("..", relative_to_fqp, fqp);
}
#[test]
fn href_relative_parts_different_crate() {
let relative_to_fqp = &[sym::std, sym::vec];
let fqp = &[sym::core, sym::iter];
assert_relative_path("../../core/iter", relative_to_fqp, fqp);
}
#[test]
fn href_relative_parts_same_module() {
let relative_to_fqp = &[sym::std, sym::vec];
let fqp = &[sym::std, sym::vec];
assert_relative_path("", relative_to_fqp, fqp);
}
#[test]
fn href_relative_parts_child_module() {
let relative_to_fqp = &[sym::std];
let fqp = &[sym::std, sym::vec];
assert_relative_path("vec", relative_to_fqp, fqp);
}
#[test]
fn href_relative_parts_root() {
let relative_to_fqp = &[];
let fqp = &[sym::std];
assert_relative_path("std", relative_to_fqp, fqp);
}