1
0
Fork 0
firefox/third_party/rust/futures/tests/future_select_all.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

25 lines
598 B
Rust

use futures::executor::block_on;
use futures::future::{ready, select_all};
use std::collections::HashSet;
#[test]
fn smoke() {
let v = vec![ready(1), ready(2), ready(3)];
let mut c = vec![1, 2, 3].into_iter().collect::<HashSet<_>>();
let (i, idx, v) = block_on(select_all(v));
assert!(c.remove(&i));
assert_eq!(idx, 0);
let (i, idx, v) = block_on(select_all(v));
assert!(c.remove(&i));
assert_eq!(idx, 0);
let (i, idx, v) = block_on(select_all(v));
assert!(c.remove(&i));
assert_eq!(idx, 0);
assert!(c.is_empty());
assert!(v.is_empty());
}