rust/tests/ui/threads-sendsync/task-stderr.rs
2024-08-24 05:32:52 +02:00

28 lines
638 B
Rust

//@ run-pass
//@ needs-threads
//@ needs-unwind
#![feature(internal_output_capture)]
use std::sync::{Arc, Mutex};
use std::{io, str, thread};
fn main() {
let data = Arc::new(Mutex::new(Vec::new()));
let res = thread::Builder::new()
.spawn({
let data = data.clone();
move || {
io::set_output_capture(Some(data));
panic!("Hello, world!")
}
})
.unwrap()
.join();
assert!(res.is_err());
let output = data.lock().unwrap();
let output = str::from_utf8(&output).unwrap();
assert!(output.contains("Hello, world!"));
}