test(socket): add reqrep tests

msg-socket/tests/it/main.rs

@@ -1,3 +1,4 @@
 mod pubsub;
+mod reqrep;
 
 fn main() {}

msg-socket/tests/it/reqrep.rs

@@ -0,0 +1,26 @@
+use bytes::Bytes;
+use msg_socket::{RepSocket, ReqSocket};
+use msg_transport::tcp::Tcp;
+use tokio_stream::StreamExt;
+
+#[tokio::test(flavor = "multi_thread", worker_threads = 4)]
+async fn test_reqrep() {
+    let _ = tracing_subscriber::fmt::try_init();
+
+    let mut rep = RepSocket::new(Tcp::default());
+    let mut req = ReqSocket::new(Tcp::default());
+
+    rep.bind("0.0.0.0:0").await.unwrap();
+
+    req.connect(rep.local_addr().unwrap()).await.unwrap();
+
+    tokio::spawn(async move {
+        while let Some(request) = rep.next().await {
+            let msg = request.msg().clone();
+            request.respond(msg).unwrap();
+        }
+    });
+
+    let response = req.request(Bytes::from_static(b"hello")).await.unwrap();
+    tracing::info!("Response: {:?}", response);
+}