1 use std::collections::HashSet;
2 
3 use rayon::prelude::*;
4 use rayon::*;
5 
6 #[test]
7 #[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
named_threads()8 fn named_threads() {
9     ThreadPoolBuilder::new()
10         .thread_name(|i| format!("hello-name-test-{}", i))
11         .build_global()
12         .unwrap();
13 
14     const N: usize = 10000;
15 
16     let thread_names = (0..N)
17         .into_par_iter()
18         .flat_map(|_| ::std::thread::current().name().map(str::to_owned))
19         .collect::<HashSet<String>>();
20 
21     let all_contains_name = thread_names
22         .iter()
23         .all(|name| name.starts_with("hello-name-test-"));
24     assert!(all_contains_name);
25 }
26