1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // ignore-macos osx really doesn't like cycling through large numbers of
12 // sockets as calls to connect() will start returning EADDRNOTAVAIL
13 // quite quickly and it takes a few seconds for the sockets to get
22 use std::io::{TcpListener, Listener, Acceptor, EndOfFile, TcpStream};
23 use std::sync::{atomic, Arc};
24 use std::task::TaskBuilder;
25 use native::NativeTaskBuilder;
35 let (tx, rx) = channel();
36 TaskBuilder::new().native().spawn(proc() {
43 let mut l = TcpListener::bind("127.0.0.1", 0).unwrap();
44 let addr = l.socket_name().unwrap();
45 let mut a = l.listen().unwrap();
46 let cnt = Arc::new(atomic::AtomicUint::new(0));
48 let (srv_tx, srv_rx) = channel();
49 let (cli_tx, cli_rx) = channel();
50 for _ in range(0, N) {
52 let cnt = cnt.clone();
53 let srv_tx = srv_tx.clone();
59 if cnt.fetch_add(1, atomic::SeqCst) == N * M - 1 {
63 Err(ref e) if e.kind == EndOfFile => break,
64 Err(e) => fail!("{}", e),
71 for _ in range(0, N) {
72 let cli_tx = cli_tx.clone();
74 for _ in range(0, M) {
75 let _s = TcpStream::connect(addr.ip.to_string().as_slice(),
81 drop((cli_tx, srv_tx));
84 if cli_rx.iter().take(N).count() != N {
85 a.close_accept().unwrap();
86 fail!("clients failed");
89 // wait for one acceptor to die
90 let _ = srv_rx.recv();
92 // Notify other receivers should die
93 a.close_accept().unwrap();
96 assert_eq!(srv_rx.iter().take(N - 1).count(), N - 1);
98 // Everything should have been accepted.
99 assert_eq!(cnt.load(atomic::SeqCst), N * M);