tokio 1.22.0

#![warn(rust_2018_idioms)]
#![cfg(all(feature = "full", not(tokio_wasi)))] // Wasi doesn't support panic recovery or bind

use tokio::net::TcpListener;

use std::convert::TryFrom;
use std::net;

#[test]
#[should_panic]
fn no_runtime_panics_binding_net_tcp_listener() {
    let listener = net::TcpListener::bind("127.0.0.1:0").expect("failed to bind listener");
    let _ = TcpListener::try_from(listener);
}