anki/rslib/linkchecker/tests/links.rs
Damien Elmes 4d431fb7af move linkchecker into separate crate
The feature-based approach didn't work with cargo-raze, leading
to ./update.py in cargo/ breaking.
2021-12-20 17:27:43 +10:00

88 lines
2.6 KiB
Rust

// Copyright: Ankitects Pty Ltd and contributors
// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
use anki::links::HelpPage;
#[cfg(test)]
mod test {
use std::iter;
use futures::StreamExt;
use itertools::Itertools;
use linkcheck::{
validation::{check_web, Context, Reason},
BasicContext,
};
use reqwest::Url;
use strum::IntoEnumIterator;
use super::*;
/// Aggregates [`Outcome`]s by collecting the error messages of the invalid ones.
#[derive(Default)]
struct Outcomes(Vec<String>);
enum Outcome {
Valid,
Invalid(String),
}
#[tokio::test]
async fn check_links() {
let ctx = BasicContext::default();
let result = futures::stream::iter(HelpPage::iter())
.map(|page| check_page(page, &ctx))
.buffer_unordered(ctx.concurrency())
.collect::<Outcomes>()
.await;
if !result.0.is_empty() {
panic!("{}", result.message());
}
}
async fn check_page(page: HelpPage, ctx: &BasicContext) -> Outcome {
let link = page.to_link();
match Url::parse(&link) {
Ok(url) => {
if url.as_str() == link {
match check_web(&url, ctx).await {
Ok(()) => Outcome::Valid,
Err(Reason::Dom) => Outcome::Invalid(format!(
"'#{}' not found on '{}{}'",
url.fragment().unwrap(),
url.domain().unwrap(),
url.path(),
)),
Err(Reason::Web(err)) => Outcome::Invalid(err.to_string()),
_ => unreachable!(),
}
} else {
Outcome::Invalid(format!(
"'{}' is not a valid URL part",
page.to_link_suffix(),
))
}
}
Err(err) => Outcome::Invalid(err.to_string()),
}
}
impl Extend<Outcome> for Outcomes {
fn extend<T: IntoIterator<Item = Outcome>>(&mut self, items: T) {
for outcome in items {
match outcome {
Outcome::Valid => (),
Outcome::Invalid(err) => self.0.push(err),
}
}
}
}
impl Outcomes {
fn message(&self) -> String {
iter::once("invalid links found:")
.chain(self.0.iter().map(String::as_str))
.join("\n - ")
}
}
}