rust/tests/ui/threads-sendsync/comm.rs

23 lines
441 B
Rust

//@ run-pass
#![allow(unused_must_use)]
//@ needs-threads
use std::sync::mpsc::{channel, Sender};
use std::thread;
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");
}