tokio/tests/stream-buffered.rs
Alex Crichton 66cff8e84b Swap Handle/Pinned
* Handle -> Remote
* Pinned -> Handle

All APIs now take a `&Handle` by default and in general can return an immediate
`io::Result` instead of an `IoFuture`. This reflects how most usage will likely
be done through handles rather than remotes, and also all previous functionality
can be recovered with a `oneshot` plus `Remote::spawn`.

Closes #15
2016-09-07 22:12:41 -07:00

55 lines
1.4 KiB
Rust

extern crate futures;
extern crate tokio_core;
extern crate env_logger;
use std::io::{Read, Write};
use std::net::TcpStream;
use std::thread;
use futures::Future;
use futures::stream::Stream;
use tokio_core::io::{Io, copy};
use tokio_core::net::TcpListener;
use tokio_core::reactor::Core;
macro_rules! t {
($e:expr) => (match $e {
Ok(e) => e,
Err(e) => panic!("{} failed with {:?}", stringify!($e), e),
})
}
#[test]
fn echo_server() {
drop(env_logger::init());
let mut l = t!(Core::new());
let srv = t!(TcpListener::bind(&t!("127.0.0.1:0".parse()), &l.handle()));
let addr = t!(srv.local_addr());
let t = thread::spawn(move || {
let mut s1 = t!(TcpStream::connect(&addr));
let mut s2 = t!(TcpStream::connect(&addr));
let msg = b"foo";
assert_eq!(t!(s1.write(msg)), msg.len());
assert_eq!(t!(s2.write(msg)), msg.len());
let mut buf = [0; 1024];
assert_eq!(t!(s1.read(&mut buf)), msg.len());
assert_eq!(&buf[..msg.len()], msg);
assert_eq!(t!(s2.read(&mut buf)), msg.len());
assert_eq!(&buf[..msg.len()], msg);
});
let future = srv.incoming()
.map(|s| s.0.split())
.map(|(a, b)| copy(a, b).map(|_| ()))
.buffered(10)
.take(2)
.collect();
t!(l.run(future));
t.join().unwrap();
}