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#![warn(rust_2018_idioms)]
#![cfg(all(feature = "full", not(target_os = "wasi")))] // Wasi doesn't support bind
use tokio::io::{self, AsyncReadExt, AsyncWriteExt};
use tokio::net::{TcpListener, TcpStream};
use tokio_test::assert_ok;
#[tokio::test]
async fn shutdown() {
let srv = assert_ok!(TcpListener::bind("127.0.0.1:0").await);
let addr = assert_ok!(srv.local_addr());
tokio::spawn(async move {
let mut stream = assert_ok!(TcpStream::connect(&addr).await);
assert_ok!(AsyncWriteExt::shutdown(&mut stream).await);
let mut buf = [0u8; 1];
let n = assert_ok!(stream.read(&mut buf).await);
assert_eq!(n, 0);
});
let (mut stream, _) = assert_ok!(srv.accept().await);
let (mut rd, mut wr) = stream.split();
let n = assert_ok!(io::copy(&mut rd, &mut wr).await);
assert_eq!(n, 0);
}