aboutsummaryrefslogtreecommitdiff
path: root/vendor/rayon/tests/iter_panic.rs
diff options
context:
space:
mode:
authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/rayon/tests/iter_panic.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/rayon/tests/iter_panic.rs')
-rw-r--r--vendor/rayon/tests/iter_panic.rs53
1 files changed, 0 insertions, 53 deletions
diff --git a/vendor/rayon/tests/iter_panic.rs b/vendor/rayon/tests/iter_panic.rs
deleted file mode 100644
index c62a8db..0000000
--- a/vendor/rayon/tests/iter_panic.rs
+++ /dev/null
@@ -1,53 +0,0 @@
-use rayon::prelude::*;
-use rayon::ThreadPoolBuilder;
-use std::ops::Range;
-use std::panic::{self, UnwindSafe};
-use std::sync::atomic::{AtomicUsize, Ordering};
-
-const ITER: Range<i32> = 0..0x1_0000;
-const PANIC: i32 = 0xC000;
-
-fn check(&i: &i32) {
- if i == PANIC {
- panic!("boom")
- }
-}
-
-#[test]
-#[should_panic(expected = "boom")]
-fn iter_panic() {
- ITER.into_par_iter().for_each(|i| check(&i));
-}
-
-#[test]
-#[cfg_attr(not(panic = "unwind"), ignore)]
-fn iter_panic_fuse() {
- // We only use a single thread in order to make the behavior
- // of 'panic_fuse' deterministic
- let pool = ThreadPoolBuilder::new().num_threads(1).build().unwrap();
-
- pool.install(|| {
- fn count(iter: impl ParallelIterator + UnwindSafe) -> usize {
- let count = AtomicUsize::new(0);
- let result = panic::catch_unwind(|| {
- iter.for_each(|_| {
- count.fetch_add(1, Ordering::Relaxed);
- });
- });
- assert!(result.is_err());
- count.into_inner()
- }
-
- // Without `panic_fuse()`, we'll reach every item except the panicking one.
- let expected = ITER.len() - 1;
- let iter = ITER.into_par_iter().with_max_len(1);
- assert_eq!(count(iter.clone().inspect(check)), expected);
-
- // With `panic_fuse()` anywhere in the chain, we'll reach fewer items.
- assert!(count(iter.clone().inspect(check).panic_fuse()) < expected);
- assert!(count(iter.clone().panic_fuse().inspect(check)) < expected);
-
- // Try in reverse to be sure we hit the producer case.
- assert!(count(iter.panic_fuse().inspect(check).rev()) < expected);
- });
-}