1 #![warn(rust_2018_idioms)] 2 #![cfg(feature = "full")] 3 4 use tokio::net::TcpListener; 5 6 use std::convert::TryFrom; 7 use std::net; 8 9 #[test] 10 #[should_panic] no_runtime_panics_binding_net_tcp_listener()11fn no_runtime_panics_binding_net_tcp_listener() { 12 let listener = net::TcpListener::bind("127.0.0.1:0").expect("failed to bind listener"); 13 let _ = TcpListener::try_from(listener); 14 } 15