feat: s2n quic test

__network/s2n_quic/src/bin/client.rs

@@ -0,0 +1,36 @@
+use s2n_quic::{Client, client::Connect};
+use std::{error::Error, net::SocketAddr};
+
+/// NOTE: this certificate is to be used for demonstration purposes only!
+pub static CERT_PEM: &str = include_str!("../../cert.pem");
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn Error>> {
+    let client = Client::builder()
+        .with_tls(CERT_PEM)?
+        .with_io("0.0.0.0:0")?
+        .start()?;
+
+    let addr: SocketAddr = "127.0.0.1:4433".parse()?;
+    let connect = Connect::new(addr).with_server_name("localhost");
+    let mut connection = client.connect(connect).await?;
+
+    // ensure the connection doesn't time out with inactivity
+    connection.keep_alive(true)?;
+
+    // open a new stream and split the receiving and sending sides
+    let stream = connection.open_bidirectional_stream().await?;
+    let (mut receive_stream, mut send_stream) = stream.split();
+
+    // spawn a task that copies responses from the server to stdout
+    tokio::spawn(async move {
+        let mut stdout = tokio::io::stdout();
+        let _ = tokio::io::copy(&mut receive_stream, &mut stdout).await;
+    });
+
+    // copy data from stdin and send it to the server
+    let mut stdin = tokio::io::stdin();
+    tokio::io::copy(&mut stdin, &mut send_stream).await?;
+
+    Ok(())
+}