msg_socket2/tests/option.rs


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use msg_socket2::Socket;
use sys_util::net::UnixSeqpacket;

#[test]
fn option() {
    let (f1, f2) = UnixSeqpacket::pair().unwrap();
    let s1: Socket<_, ()> = Socket::new(f1);
    let s2: Socket<(), Option<String>> = Socket::new(f2);

    s1.send(Some("hello world".to_string())).unwrap();
    assert_eq!(s2.recv().unwrap(), Some("hello world".to_string()));
}