From ff7125ec7b4fe009b80cc033edbf338883eb0435 Mon Sep 17 00:00:00 2001
From: cssivision <cssivision@gmail.com>
Date: Fri, 24 Jul 2020 13:03:47 +0800
Subject: net: introduce split on UnixDatagram (#2557)

---
 tokio/tests/uds_datagram.rs | 50 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

(limited to 'tokio/tests/uds_datagram.rs')

diff --git a/tokio/tests/uds_datagram.rs b/tokio/tests/uds_datagram.rs
index dd995237..cfb1c649 100644
--- a/tokio/tests/uds_datagram.rs
+++ b/tokio/tests/uds_datagram.rs
@@ -3,6 +3,7 @@
 #![cfg(unix)]
 
 use tokio::net::UnixDatagram;
+use tokio::try_join;
 
 use std::io;
 
@@ -41,3 +42,52 @@ async fn echo() -> io::Result<()> {
 
     Ok(())
 }
+
+#[tokio::test]
+async fn split() -> std::io::Result<()> {
+    let dir = tempfile::tempdir().unwrap();
+    let path = dir.path().join("split.sock");
+    let socket = UnixDatagram::bind(path.clone())?;
+    let (mut r, mut s) = socket.into_split();
+
+    let msg = b"hello";
+    let ((), ()) = try_join! {
+        async {
+            s.send_to(msg, path).await?;
+            io::Result::Ok(())
+        },
+        async {
+            let mut recv_buf = [0u8; 32];
+            let (len, _) = r.recv_from(&mut recv_buf[..]).await?;
+            assert_eq!(&recv_buf[..len], msg);
+            Ok(())
+        },
+    }?;
+
+    Ok(())
+}
+
+#[tokio::test]
+async fn reunite() -> std::io::Result<()> {
+    let dir = tempfile::tempdir().unwrap();
+    let path = dir.path().join("reunite.sock");
+    let socket = UnixDatagram::bind(path)?;
+    let (s, r) = socket.into_split();
+    assert!(s.reunite(r).is_ok());
+    Ok(())
+}
+
+#[tokio::test]
+async fn reunite_error() -> std::io::Result<()> {
+    let dir = tempfile::tempdir().unwrap();
+    let path = dir.path().join("reunit.sock");
+    let dir = tempfile::tempdir().unwrap();
+    let path1 = dir.path().join("reunit.sock");
+    let socket = UnixDatagram::bind(path)?;
+    let socket1 = UnixDatagram::bind(path1)?;
+
+    let (s, _) = socket.into_split();
+    let (_, r1) = socket1.into_split();
+    assert!(s.reunite(r1).is_err());
+    Ok(())
+}
-- 
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