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firefox/third_party/rust/rayon/tests/named-threads.rs
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

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Rust

use std::collections::HashSet;
use rayon::prelude::*;
use rayon::*;
#[test]
#[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
fn named_threads() {
ThreadPoolBuilder::new()
.thread_name(|i| format!("hello-name-test-{}", i))
.build_global()
.unwrap();
const N: usize = 10000;
let thread_names = (0..N)
.into_par_iter()
.flat_map(|_| ::std::thread::current().name().map(str::to_owned))
.collect::<HashSet<String>>();
let all_contains_name = thread_names
.iter()
.all(|name| name.starts_with("hello-name-test-"));
assert!(all_contains_name);
}