1 extern crate env_logger;
2 extern crate tokio_io;
3 extern crate tokio_tcp;
4 extern crate mio;
5 extern crate futures;
6 
7 use std::{net, thread};
8 use std::sync::mpsc::channel;
9 
10 use futures::{Future, Stream};
11 use tokio_tcp::{TcpListener, TcpStream};
12 
13 
14 macro_rules! t {
15     ($e:expr) => (match $e {
16         Ok(e) => e,
17         Err(e) => panic!("{} failed with {:?}", stringify!($e), e),
18     })
19 }
20 
21 #[test]
connect()22 fn connect() {
23     drop(env_logger::init());
24     let srv = t!(net::TcpListener::bind("127.0.0.1:0"));
25     let addr = t!(srv.local_addr());
26     let t = thread::spawn(move || {
27         t!(srv.accept()).0
28     });
29 
30     let stream = TcpStream::connect(&addr);
31     let mine = t!(stream.wait());
32     let theirs = t.join().unwrap();
33 
34     assert_eq!(t!(mine.local_addr()), t!(theirs.peer_addr()));
35     assert_eq!(t!(theirs.local_addr()), t!(mine.peer_addr()));
36 }
37 
38 #[test]
accept()39 fn accept() {
40     drop(env_logger::init());
41     let srv = t!(TcpListener::bind(&t!("127.0.0.1:0".parse())));
42     let addr = t!(srv.local_addr());
43 
44     let (tx, rx) = channel();
45     let client = srv.incoming().map(move |t| {
46         tx.send(()).unwrap();
47         t
48     }).into_future().map_err(|e| e.0);
49     assert!(rx.try_recv().is_err());
50     let t = thread::spawn(move || {
51         net::TcpStream::connect(&addr).unwrap()
52     });
53 
54     let (mine, _remaining) = t!(client.wait());
55     let mine = mine.unwrap();
56     let theirs = t.join().unwrap();
57 
58     assert_eq!(t!(mine.local_addr()), t!(theirs.peer_addr()));
59     assert_eq!(t!(theirs.local_addr()), t!(mine.peer_addr()));
60 }
61 
62 #[test]
accept2()63 fn accept2() {
64     drop(env_logger::init());
65     let srv = t!(TcpListener::bind(&t!("127.0.0.1:0".parse())));
66     let addr = t!(srv.local_addr());
67 
68     let t = thread::spawn(move || {
69         net::TcpStream::connect(&addr).unwrap()
70     });
71 
72     let (tx, rx) = channel();
73     let client = srv.incoming().map(move |t| {
74         tx.send(()).unwrap();
75         t
76     }).into_future().map_err(|e| e.0);
77     assert!(rx.try_recv().is_err());
78 
79     let (mine, _remaining) = t!(client.wait());
80     mine.unwrap();
81     t.join().unwrap();
82 }
83 
84 #[cfg(unix)]
85 mod unix {
86     use tokio_tcp::TcpStream;
87 
88     use env_logger;
89     use futures::{Future, future};
90     use mio::unix::UnixReady;
91     use tokio_io::AsyncRead;
92 
93     use std::io::Write;
94     use std::{net, thread};
95     use std::time::Duration;
96 
97     #[test]
poll_hup()98     fn poll_hup() {
99         drop(env_logger::init());
100 
101         let srv = t!(net::TcpListener::bind("127.0.0.1:0"));
102         let addr = t!(srv.local_addr());
103         let t = thread::spawn(move || {
104             let mut client = t!(srv.accept()).0;
105             client.write(b"hello world").unwrap();
106             thread::sleep(Duration::from_millis(200));
107         });
108 
109         let mut stream = t!(TcpStream::connect(&addr).wait());
110 
111         // Poll for HUP before reading.
112         future::poll_fn(|| {
113             stream.poll_read_ready(UnixReady::hup().into())
114         }).wait().unwrap();
115 
116         // Same for write half
117         future::poll_fn(|| {
118             stream.poll_write_ready()
119         }).wait().unwrap();
120 
121         let mut buf = vec![0; 11];
122 
123         // Read the data
124         future::poll_fn(|| {
125             stream.poll_read(&mut buf)
126         }).wait().unwrap();
127 
128         assert_eq!(b"hello world", &buf[..]);
129 
130         t.join().unwrap();
131     }
132 }
133