diff options
Diffstat (limited to 'tokio/tests')
-rw-r--r-- | tokio/tests/udp.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tokio/tests/udp.rs b/tokio/tests/udp.rs index 9da67267..0bea83aa 100644 --- a/tokio/tests/udp.rs +++ b/tokio/tests/udp.rs @@ -56,6 +56,38 @@ async fn split() -> std::io::Result<()> { Ok(()) } +#[tokio::test] +async fn split_chan() -> std::io::Result<()> { + // setup UdpSocket that will echo all sent items + let socket = UdpSocket::bind("127.0.0.1:0").await?; + let addr = socket.local_addr().unwrap(); + let s = Arc::new(socket); + let r = s.clone(); + + let (tx, mut rx) = tokio::sync::mpsc::channel::<(Vec<u8>, std::net::SocketAddr)>(1_000); + tokio::spawn(async move { + while let Some((bytes, addr)) = rx.recv().await { + s.send_to(&bytes, &addr).await.unwrap(); + } + }); + + tokio::spawn(async move { + let mut buf = [0u8; 32]; + loop { + let (len, addr) = r.recv_from(&mut buf).await.unwrap(); + tx.send((buf[..len].to_vec(), addr)).await.unwrap(); + } + }); + + // test that we can send a value and get back some response + let sender = UdpSocket::bind("127.0.0.1:0").await?; + sender.send_to(MSG, addr).await?; + let mut recv_buf = [0u8; 32]; + let (len, _) = sender.recv_from(&mut recv_buf).await?; + assert_eq!(&recv_buf[..len], MSG); + Ok(()) +} + // # Note // // This test is purposely written such that each time `sender` sends data on |