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tungstenite-rs/tests/receive_after_init_close.rs

61 lines
1.9 KiB

//! Verifies that we can read data messages even if we have initiated a close handshake,
//! but before we got confirmation.
use std::net::TcpListener;
use std::process::exit;
use std::thread::{sleep, spawn};
use std::time::Duration;
use tungstenite::{accept, connect, Error, Message};
use url::Url;
#[test]
fn test_receive_after_init_close() {
env_logger::init();
spawn(|| {
sleep(Duration::from_secs(5));
println!("Unit test executed too long, perhaps stuck on WOULDBLOCK...");
exit(1);
});
let server = TcpListener::bind("127.0.0.1:3013").unwrap();
let client_thread = spawn(move || {
let (mut client, _) = connect(Url::parse("ws://localhost:3013/socket").unwrap()).unwrap();
client
.write_message(Message::Text("Hello WebSocket".into()))
.unwrap();
let message = client.read_message().unwrap(); // receive close from server
assert!(message.is_close());
let err = client.read_message().unwrap_err(); // now we should get ConnectionClosed
match err {
Error::ConnectionClosed => {}
_ => panic!("unexpected error"),
}
});
let client_handler = server.incoming().next().unwrap();
let mut client_handler = accept(client_handler.unwrap()).unwrap();
client_handler.close(None).unwrap(); // send close to client
// This read should succeed even though we already initiated a close
let message = client_handler.read_message().unwrap();
assert_eq!(message.into_data(), b"Hello WebSocket");
assert!(client_handler.read_message().unwrap().is_close()); // receive acknowledgement
let err = client_handler.read_message().unwrap_err(); // now we should get ConnectionClosed
match err {
Error::ConnectionClosed => {}
_ => panic!("unexpected error"),
}
drop(client_handler);
client_thread.join().unwrap();
}