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#![cfg(feature = "full")]
#![warn(rust_2018_idioms)]
#![cfg(unix)]
use tokio::io::{AsyncReadExt, AsyncWriteExt};
use tokio::net::{UnixListener, UnixStream};
use futures::future::try_join;
#[tokio::test]
async fn accept_read_write() -> std::io::Result<()> {
let dir = tempfile::Builder::new()
.prefix("tokio-uds-tests")
.tempdir()
.unwrap();
let sock_path = dir.path().join("connect.sock");
let listener = UnixListener::bind(&sock_path)?;
let accept = listener.accept();
let connect = UnixStream::connect(&sock_path);
let ((mut server, _), mut client) = try_join(accept, connect).await?;
// Write to the client. TODO: Switch to write_all.
let write_len = client.write(b"hello").await?;
assert_eq!(write_len, 5);
drop(client);
// Read from the server. TODO: Switch to read_to_end.
let mut buf = [0u8; 5];
server.read_exact(&mut buf).await?;
assert_eq!(&buf, b"hello");
let len = server.read(&mut buf).await?;
assert_eq!(len, 0);
Ok(())
}
#[tokio::test]
async fn shutdown() -> std::io::Result<()> {
let dir = tempfile::Builder::new()
.prefix("tokio-uds-tests")
.tempdir()
.unwrap();
let sock_path = dir.path().join("connect.sock");
let listener = UnixListener::bind(&sock_path)?;
let accept = listener.accept();
let connect = UnixStream::connect(&sock_path);
let ((mut server, _), mut client) = try_join(accept, connect).await?;
// Shut down the client
AsyncWriteExt::shutdown(&mut client).await?;
// Read from the server should return 0 to indicate the channel has been closed.
let mut buf = [0u8; 1];
let n = server.read(&mut buf).await?;
assert_eq!(n, 0);
Ok(())
}
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