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Improve peformance of integration tests

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Patrick Förster 2019-12-09 21:11:46 +01:00
parent 08e04ed213
commit 7393353f90
6 changed files with 23 additions and 10 deletions
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1
crates/tex/Cargo.toml
View file

@ -11,6 +11,7 @@ byteorder = "1"
futures-boxed = { path = "../futures_boxed" }
futures = "0.3"
log = "0.4.6"
once_cell = "1.2.0"
tempfile = "3"
tokio = { version = "0.2", features = ["fs", "process", "time"] }
serde = { version = "1.0", features = ["derive"] }

15
crates/tex/src/lib.rs
View file

@ -11,7 +11,9 @@ pub use self::language::Language;
use self::miktex::Miktex;
use self::tectonic::Tectonic;
use self::texlive::Texlive;
use futures::lock::Mutex;
use futures_boxed::boxed;
use once_cell::sync::Lazy;
use std::collections::HashMap;
use std::future::Future;
use std::path::PathBuf;
@ -149,12 +151,21 @@ impl Distribution for Unknown {
}
}
static DISTRO: Lazy<Mutex<Option<Arc<Box<dyn Distribution>>>>> = Lazy::new(|| Mutex::new(None));
pub async fn with_distro<T, A, F>(supported_kinds: &[DistributionKind], action: A) -> Option<T>
where
A: FnOnce(Box<dyn Distribution>) -> F,
A: FnOnce(Arc<Box<dyn Distribution>>) -> F,
F: Future<Output = T>,
{
let distro = Distribution::detect().await;
let distro = {
let mut guard = DISTRO.lock().await;
if guard.is_none() {
*guard = Some(Arc::new(Distribution::detect().await));
}
Arc::clone(guard.as_ref().unwrap())
};
if supported_kinds.contains(&distro.kind()) {
Some(action(distro).await)
} else {