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); }