rust/tests/ui/threads-sendsync/comm.rs
2024-02-16 20:02:50 +00:00

23 lines
467 B
Rust

//@ run-pass
#![allow(unused_must_use)]
//@ ignore-emscripten no threads support
use std::thread;
use std::sync::mpsc::{channel, Sender};
pub fn main() {
let (tx, rx) = channel();
let t = thread::spawn(move|| { child(&tx) });
let y = rx.recv().unwrap();
println!("received");
println!("{}", y);
assert_eq!(y, 10);
t.join();
}
fn child(c: &Sender<isize>) {
println!("sending");
c.send(10).unwrap();
println!("value sent");
}