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tungstenite-rs/tests/no_send_after_close.rs

57 lines
1.6 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,
process::exit,
thread::{sleep, spawn},
time::Duration,
};
use tungstenite::{accept, connect, Error, Message};
use url::Url;
#[test]
fn test_no_send_after_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();
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: {:?}", err),
}
});
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
let err = client_handler.write_message(Message::Text("Hello WebSocket".into()));
assert!(err.is_err());
match err.unwrap_err() {
Error::Protocol(s) => assert_eq!("Sending after closing is not allowed", s),
e => panic!("unexpected error: {:?}", e),
}
drop(client_handler);
client_thread.join().unwrap();
}