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//@ run-pass
//@ needs-threads
//@ needs-unwind
#![feature(internal_output_capture)]
use std::io;
use std::str;
use std::sync::{Arc, Mutex};
use std::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!"));
}
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