| use crate::fmt; |
| use crate::io::prelude::*; |
| use crate::io::{ErrorKind, IoSlice, IoSliceMut}; |
| use crate::net::test::{next_test_ip4, next_test_ip6}; |
| use crate::net::*; |
| use crate::sync::mpsc::channel; |
| use crate::thread; |
| use crate::time::{Duration, Instant}; |
| |
| fn each_ip(f: &mut dyn FnMut(SocketAddr)) { |
| f(next_test_ip4()); |
| f(next_test_ip6()); |
| } |
| |
| macro_rules! t { |
| ($e:expr) => { |
| match $e { |
| Ok(t) => t, |
| Err(e) => panic!("received error for `{}`: {}", stringify!($e), e), |
| } |
| }; |
| } |
| |
| #[test] |
| fn bind_error() { |
| match TcpListener::bind("1.1.1.1:9999") { |
| Ok(..) => panic!(), |
| Err(e) => assert_eq!(e.kind(), ErrorKind::AddrNotAvailable), |
| } |
| } |
| |
| #[test] |
| fn connect_error() { |
| match TcpStream::connect("0.0.0.0:1") { |
| Ok(..) => panic!(), |
| Err(e) => assert!( |
| e.kind() == ErrorKind::ConnectionRefused |
| || e.kind() == ErrorKind::InvalidInput |
| || e.kind() == ErrorKind::AddrInUse |
| || e.kind() == ErrorKind::AddrNotAvailable, |
| "bad error: {} {:?}", |
| e, |
| e.kind() |
| ), |
| } |
| } |
| |
| #[test] |
| fn listen_localhost() { |
| let socket_addr = next_test_ip4(); |
| let listener = t!(TcpListener::bind(&socket_addr)); |
| |
| let _t = thread::spawn(move || { |
| let mut stream = t!(TcpStream::connect(&("localhost", socket_addr.port()))); |
| t!(stream.write(&[144])); |
| }); |
| |
| let mut stream = t!(listener.accept()).0; |
| let mut buf = [0]; |
| t!(stream.read(&mut buf)); |
| assert!(buf[0] == 144); |
| } |
| |
| #[test] |
| fn connect_loopback() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| let host = match addr { |
| SocketAddr::V4(..) => "127.0.0.1", |
| SocketAddr::V6(..) => "::1", |
| }; |
| let mut stream = t!(TcpStream::connect(&(host, addr.port()))); |
| t!(stream.write(&[66])); |
| }); |
| |
| let mut stream = t!(acceptor.accept()).0; |
| let mut buf = [0]; |
| t!(stream.read(&mut buf)); |
| assert!(buf[0] == 66); |
| }) |
| } |
| |
| #[test] |
| fn smoke_test() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let (tx, rx) = channel(); |
| let _t = thread::spawn(move || { |
| let mut stream = t!(TcpStream::connect(&addr)); |
| t!(stream.write(&[99])); |
| tx.send(t!(stream.local_addr())).unwrap(); |
| }); |
| |
| let (mut stream, addr) = t!(acceptor.accept()); |
| let mut buf = [0]; |
| t!(stream.read(&mut buf)); |
| assert!(buf[0] == 99); |
| assert_eq!(addr, t!(rx.recv())); |
| }) |
| } |
| |
| #[test] |
| fn read_eof() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| let _stream = t!(TcpStream::connect(&addr)); |
| // Close |
| }); |
| |
| let mut stream = t!(acceptor.accept()).0; |
| let mut buf = [0]; |
| let nread = t!(stream.read(&mut buf)); |
| assert_eq!(nread, 0); |
| let nread = t!(stream.read(&mut buf)); |
| assert_eq!(nread, 0); |
| }) |
| } |
| |
| #[test] |
| fn write_close() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let (tx, rx) = channel(); |
| let _t = thread::spawn(move || { |
| drop(t!(TcpStream::connect(&addr))); |
| tx.send(()).unwrap(); |
| }); |
| |
| let mut stream = t!(acceptor.accept()).0; |
| rx.recv().unwrap(); |
| let buf = [0]; |
| match stream.write(&buf) { |
| Ok(..) => {} |
| Err(e) => { |
| assert!( |
| e.kind() == ErrorKind::ConnectionReset |
| || e.kind() == ErrorKind::BrokenPipe |
| || e.kind() == ErrorKind::ConnectionAborted, |
| "unknown error: {}", |
| e |
| ); |
| } |
| } |
| }) |
| } |
| |
| #[test] |
| fn multiple_connect_serial() { |
| each_ip(&mut |addr| { |
| let max = 10; |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| for _ in 0..max { |
| let mut stream = t!(TcpStream::connect(&addr)); |
| t!(stream.write(&[99])); |
| } |
| }); |
| |
| for stream in acceptor.incoming().take(max) { |
| let mut stream = t!(stream); |
| let mut buf = [0]; |
| t!(stream.read(&mut buf)); |
| assert_eq!(buf[0], 99); |
| } |
| }) |
| } |
| |
| #[test] |
| fn multiple_connect_interleaved_greedy_schedule() { |
| const MAX: usize = 10; |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| let acceptor = acceptor; |
| for (i, stream) in acceptor.incoming().enumerate().take(MAX) { |
| // Start another thread to handle the connection |
| let _t = thread::spawn(move || { |
| let mut stream = t!(stream); |
| let mut buf = [0]; |
| t!(stream.read(&mut buf)); |
| assert!(buf[0] == i as u8); |
| }); |
| } |
| }); |
| |
| connect(0, addr); |
| }); |
| |
| fn connect(i: usize, addr: SocketAddr) { |
| if i == MAX { |
| return; |
| } |
| |
| let t = thread::spawn(move || { |
| let mut stream = t!(TcpStream::connect(&addr)); |
| // Connect again before writing |
| connect(i + 1, addr); |
| t!(stream.write(&[i as u8])); |
| }); |
| t.join().ok().expect("thread panicked"); |
| } |
| } |
| |
| #[test] |
| fn multiple_connect_interleaved_lazy_schedule() { |
| const MAX: usize = 10; |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| for stream in acceptor.incoming().take(MAX) { |
| // Start another thread to handle the connection |
| let _t = thread::spawn(move || { |
| let mut stream = t!(stream); |
| let mut buf = [0]; |
| t!(stream.read(&mut buf)); |
| assert!(buf[0] == 99); |
| }); |
| } |
| }); |
| |
| connect(0, addr); |
| }); |
| |
| fn connect(i: usize, addr: SocketAddr) { |
| if i == MAX { |
| return; |
| } |
| |
| let t = thread::spawn(move || { |
| let mut stream = t!(TcpStream::connect(&addr)); |
| connect(i + 1, addr); |
| t!(stream.write(&[99])); |
| }); |
| t.join().ok().expect("thread panicked"); |
| } |
| } |
| |
| #[test] |
| fn socket_and_peer_name() { |
| each_ip(&mut |addr| { |
| let listener = t!(TcpListener::bind(&addr)); |
| let so_name = t!(listener.local_addr()); |
| assert_eq!(addr, so_name); |
| let _t = thread::spawn(move || { |
| t!(listener.accept()); |
| }); |
| |
| let stream = t!(TcpStream::connect(&addr)); |
| assert_eq!(addr, t!(stream.peer_addr())); |
| }) |
| } |
| |
| #[test] |
| fn partial_read() { |
| each_ip(&mut |addr| { |
| let (tx, rx) = channel(); |
| let srv = t!(TcpListener::bind(&addr)); |
| let _t = thread::spawn(move || { |
| let mut cl = t!(srv.accept()).0; |
| cl.write(&[10]).unwrap(); |
| let mut b = [0]; |
| t!(cl.read(&mut b)); |
| tx.send(()).unwrap(); |
| }); |
| |
| let mut c = t!(TcpStream::connect(&addr)); |
| let mut b = [0; 10]; |
| assert_eq!(c.read(&mut b).unwrap(), 1); |
| t!(c.write(&[1])); |
| rx.recv().unwrap(); |
| }) |
| } |
| |
| #[test] |
| fn read_vectored() { |
| each_ip(&mut |addr| { |
| let srv = t!(TcpListener::bind(&addr)); |
| let mut s1 = t!(TcpStream::connect(&addr)); |
| let mut s2 = t!(srv.accept()).0; |
| |
| let len = s1.write(&[10, 11, 12]).unwrap(); |
| assert_eq!(len, 3); |
| |
| let mut a = []; |
| let mut b = [0]; |
| let mut c = [0; 3]; |
| let len = t!(s2.read_vectored(&mut [ |
| IoSliceMut::new(&mut a), |
| IoSliceMut::new(&mut b), |
| IoSliceMut::new(&mut c) |
| ],)); |
| assert!(len > 0); |
| assert_eq!(b, [10]); |
| // some implementations don't support readv, so we may only fill the first buffer |
| assert!(len == 1 || c == [11, 12, 0]); |
| }) |
| } |
| |
| #[test] |
| fn write_vectored() { |
| each_ip(&mut |addr| { |
| let srv = t!(TcpListener::bind(&addr)); |
| let mut s1 = t!(TcpStream::connect(&addr)); |
| let mut s2 = t!(srv.accept()).0; |
| |
| let a = []; |
| let b = [10]; |
| let c = [11, 12]; |
| t!(s1.write_vectored(&[IoSlice::new(&a), IoSlice::new(&b), IoSlice::new(&c)])); |
| |
| let mut buf = [0; 4]; |
| let len = t!(s2.read(&mut buf)); |
| // some implementations don't support writev, so we may only write the first buffer |
| if len == 1 { |
| assert_eq!(buf, [10, 0, 0, 0]); |
| } else { |
| assert_eq!(len, 3); |
| assert_eq!(buf, [10, 11, 12, 0]); |
| } |
| }) |
| } |
| |
| #[test] |
| fn double_bind() { |
| each_ip(&mut |addr| { |
| let listener1 = t!(TcpListener::bind(&addr)); |
| match TcpListener::bind(&addr) { |
| Ok(listener2) => panic!( |
| "This system (perhaps due to options set by TcpListener::bind) \ |
| permits double binding: {:?} and {:?}", |
| listener1, listener2 |
| ), |
| Err(e) => { |
| assert!( |
| e.kind() == ErrorKind::ConnectionRefused |
| || e.kind() == ErrorKind::Uncategorized |
| || e.kind() == ErrorKind::AddrInUse, |
| "unknown error: {} {:?}", |
| e, |
| e.kind() |
| ); |
| } |
| } |
| }) |
| } |
| |
| #[test] |
| fn tcp_clone_smoke() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| let mut s = t!(TcpStream::connect(&addr)); |
| let mut buf = [0, 0]; |
| assert_eq!(s.read(&mut buf).unwrap(), 1); |
| assert_eq!(buf[0], 1); |
| t!(s.write(&[2])); |
| }); |
| |
| let mut s1 = t!(acceptor.accept()).0; |
| let s2 = t!(s1.try_clone()); |
| |
| let (tx1, rx1) = channel(); |
| let (tx2, rx2) = channel(); |
| let _t = thread::spawn(move || { |
| let mut s2 = s2; |
| rx1.recv().unwrap(); |
| t!(s2.write(&[1])); |
| tx2.send(()).unwrap(); |
| }); |
| tx1.send(()).unwrap(); |
| let mut buf = [0, 0]; |
| assert_eq!(s1.read(&mut buf).unwrap(), 1); |
| rx2.recv().unwrap(); |
| }) |
| } |
| |
| #[test] |
| fn tcp_clone_two_read() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| let (tx1, rx) = channel(); |
| let tx2 = tx1.clone(); |
| |
| let _t = thread::spawn(move || { |
| let mut s = t!(TcpStream::connect(&addr)); |
| t!(s.write(&[1])); |
| rx.recv().unwrap(); |
| t!(s.write(&[2])); |
| rx.recv().unwrap(); |
| }); |
| |
| let mut s1 = t!(acceptor.accept()).0; |
| let s2 = t!(s1.try_clone()); |
| |
| let (done, rx) = channel(); |
| let _t = thread::spawn(move || { |
| let mut s2 = s2; |
| let mut buf = [0, 0]; |
| t!(s2.read(&mut buf)); |
| tx2.send(()).unwrap(); |
| done.send(()).unwrap(); |
| }); |
| let mut buf = [0, 0]; |
| t!(s1.read(&mut buf)); |
| tx1.send(()).unwrap(); |
| |
| rx.recv().unwrap(); |
| }) |
| } |
| |
| #[test] |
| fn tcp_clone_two_write() { |
| each_ip(&mut |addr| { |
| let acceptor = t!(TcpListener::bind(&addr)); |
| |
| let _t = thread::spawn(move || { |
| let mut s = t!(TcpStream::connect(&addr)); |
| let mut buf = [0, 1]; |
| t!(s.read(&mut buf)); |
| t!(s.read(&mut buf)); |
| }); |
| |
| let mut s1 = t!(acceptor.accept()).0; |
| let s2 = t!(s1.try_clone()); |
| |
| let (done, rx) = channel(); |
| let _t = thread::spawn(move || { |
| let mut s2 = s2; |
| t!(s2.write(&[1])); |
| done.send(()).unwrap(); |
| }); |
| t!(s1.write(&[2])); |
| |
| rx.recv().unwrap(); |
| }) |
| } |
| |
| #[test] |
| // FIXME: https://github.com/fortanix/rust-sgx/issues/110 |
| #[cfg_attr(target_env = "sgx", ignore)] |
| fn shutdown_smoke() { |
| each_ip(&mut |addr| { |
| let a = t!(TcpListener::bind(&addr)); |
| let _t = thread::spawn(move || { |
| let mut c = t!(a.accept()).0; |
| let mut b = [0]; |
| assert_eq!(c.read(&mut b).unwrap(), 0); |
| t!(c.write(&[1])); |
| }); |
| |
| let mut s = t!(TcpStream::connect(&addr)); |
| t!(s.shutdown(Shutdown::Write)); |
| assert!(s.write(&[1]).is_err()); |
| let mut b = [0, 0]; |
| assert_eq!(t!(s.read(&mut b)), 1); |
| assert_eq!(b[0], 1); |
| }) |
| } |
| |
| #[test] |
| // FIXME: https://github.com/fortanix/rust-sgx/issues/110 |
| #[cfg_attr(target_env = "sgx", ignore)] |
| fn close_readwrite_smoke() { |
| each_ip(&mut |addr| { |
| let a = t!(TcpListener::bind(&addr)); |
| let (tx, rx) = channel::<()>(); |
| let _t = thread::spawn(move || { |
| let _s = t!(a.accept()); |
| let _ = rx.recv(); |
| }); |
| |
| let mut b = [0]; |
| let mut s = t!(TcpStream::connect(&addr)); |
| let mut s2 = t!(s.try_clone()); |
| |
| // closing should prevent reads/writes |
| t!(s.shutdown(Shutdown::Write)); |
| assert!(s.write(&[0]).is_err()); |
| t!(s.shutdown(Shutdown::Read)); |
| assert_eq!(s.read(&mut b).unwrap(), 0); |
| |
| // closing should affect previous handles |
| assert!(s2.write(&[0]).is_err()); |
| assert_eq!(s2.read(&mut b).unwrap(), 0); |
| |
| // closing should affect new handles |
| let mut s3 = t!(s.try_clone()); |
| assert!(s3.write(&[0]).is_err()); |
| assert_eq!(s3.read(&mut b).unwrap(), 0); |
| |
| // make sure these don't die |
| let _ = s2.shutdown(Shutdown::Read); |
| let _ = s2.shutdown(Shutdown::Write); |
| let _ = s3.shutdown(Shutdown::Read); |
| let _ = s3.shutdown(Shutdown::Write); |
| drop(tx); |
| }) |
| } |
| |
| #[test] |
| #[cfg(unix)] // test doesn't work on Windows, see #31657 |
| fn close_read_wakes_up() { |
| each_ip(&mut |addr| { |
| let a = t!(TcpListener::bind(&addr)); |
| let (tx1, rx) = channel::<()>(); |
| let _t = thread::spawn(move || { |
| let _s = t!(a.accept()); |
| let _ = rx.recv(); |
| }); |
| |
| let s = t!(TcpStream::connect(&addr)); |
| let s2 = t!(s.try_clone()); |
| let (tx, rx) = channel(); |
| let _t = thread::spawn(move || { |
| let mut s2 = s2; |
| assert_eq!(t!(s2.read(&mut [0])), 0); |
| tx.send(()).unwrap(); |
| }); |
| // this should wake up the child thread |
| t!(s.shutdown(Shutdown::Read)); |
| |
| // this test will never finish if the child doesn't wake up |
| rx.recv().unwrap(); |
| drop(tx1); |
| }) |
| } |
| |
| #[test] |
| fn clone_while_reading() { |
| each_ip(&mut |addr| { |
| let accept = t!(TcpListener::bind(&addr)); |
| |
| // Enqueue a thread to write to a socket |
| let (tx, rx) = channel(); |
| let (txdone, rxdone) = channel(); |
| let txdone2 = txdone.clone(); |
| let _t = thread::spawn(move || { |
| let mut tcp = t!(TcpStream::connect(&addr)); |
| rx.recv().unwrap(); |
| t!(tcp.write(&[0])); |
| txdone2.send(()).unwrap(); |
| }); |
| |
| // Spawn off a reading clone |
| let tcp = t!(accept.accept()).0; |
| let tcp2 = t!(tcp.try_clone()); |
| let txdone3 = txdone.clone(); |
| let _t = thread::spawn(move || { |
| let mut tcp2 = tcp2; |
| t!(tcp2.read(&mut [0])); |
| txdone3.send(()).unwrap(); |
| }); |
| |
| // Try to ensure that the reading clone is indeed reading |
| for _ in 0..50 { |
| thread::yield_now(); |
| } |
| |
| // clone the handle again while it's reading, then let it finish the |
| // read. |
| let _ = t!(tcp.try_clone()); |
| tx.send(()).unwrap(); |
| rxdone.recv().unwrap(); |
| rxdone.recv().unwrap(); |
| }) |
| } |
| |
| #[test] |
| fn clone_accept_smoke() { |
| each_ip(&mut |addr| { |
| let a = t!(TcpListener::bind(&addr)); |
| let a2 = t!(a.try_clone()); |
| |
| let _t = thread::spawn(move || { |
| let _ = TcpStream::connect(&addr); |
| }); |
| let _t = thread::spawn(move || { |
| let _ = TcpStream::connect(&addr); |
| }); |
| |
| t!(a.accept()); |
| t!(a2.accept()); |
| }) |
| } |
| |
| #[test] |
| fn clone_accept_concurrent() { |
| each_ip(&mut |addr| { |
| let a = t!(TcpListener::bind(&addr)); |
| let a2 = t!(a.try_clone()); |
| |
| let (tx, rx) = channel(); |
| let tx2 = tx.clone(); |
| |
| let _t = thread::spawn(move || { |
| tx.send(t!(a.accept())).unwrap(); |
| }); |
| let _t = thread::spawn(move || { |
| tx2.send(t!(a2.accept())).unwrap(); |
| }); |
| |
| let _t = thread::spawn(move || { |
| let _ = TcpStream::connect(&addr); |
| }); |
| let _t = thread::spawn(move || { |
| let _ = TcpStream::connect(&addr); |
| }); |
| |
| rx.recv().unwrap(); |
| rx.recv().unwrap(); |
| }) |
| } |
| |
| #[test] |
| fn debug() { |
| #[cfg(not(target_env = "sgx"))] |
| fn render_socket_addr<'a>(addr: &'a SocketAddr) -> impl fmt::Debug + 'a { |
| addr |
| } |
| #[cfg(target_env = "sgx")] |
| fn render_socket_addr<'a>(addr: &'a SocketAddr) -> impl fmt::Debug + 'a { |
| addr.to_string() |
| } |
| |
| #[cfg(target_env = "sgx")] |
| use crate::os::fortanix_sgx::io::AsRawFd; |
| #[cfg(unix)] |
| use crate::os::unix::io::AsRawFd; |
| #[cfg(not(windows))] |
| fn render_inner(addr: &dyn AsRawFd) -> impl fmt::Debug { |
| addr.as_raw_fd() |
| } |
| #[cfg(windows)] |
| fn render_inner(addr: &dyn crate::os::windows::io::AsRawSocket) -> impl fmt::Debug { |
| addr.as_raw_socket() |
| } |
| |
| let inner_name = if cfg!(windows) { "socket" } else { "fd" }; |
| let socket_addr = next_test_ip4(); |
| |
| let listener = t!(TcpListener::bind(&socket_addr)); |
| let compare = format!( |
| "TcpListener {{ addr: {:?}, {}: {:?} }}", |
| render_socket_addr(&socket_addr), |
| inner_name, |
| render_inner(&listener) |
| ); |
| assert_eq!(format!("{:?}", listener), compare); |
| |
| let stream = t!(TcpStream::connect(&("localhost", socket_addr.port()))); |
| let compare = format!( |
| "TcpStream {{ addr: {:?}, peer: {:?}, {}: {:?} }}", |
| render_socket_addr(&stream.local_addr().unwrap()), |
| render_socket_addr(&stream.peer_addr().unwrap()), |
| inner_name, |
| render_inner(&stream) |
| ); |
| assert_eq!(format!("{:?}", stream), compare); |
| } |
| |
| // FIXME: re-enabled openbsd tests once their socket timeout code |
| // no longer has rounding errors. |
| // VxWorks ignores SO_SNDTIMEO. |
| #[cfg_attr(any(target_os = "netbsd", target_os = "openbsd", target_os = "vxworks"), ignore)] |
| #[cfg_attr(target_env = "sgx", ignore)] // FIXME: https://github.com/fortanix/rust-sgx/issues/31 |
| #[test] |
| fn timeouts() { |
| let addr = next_test_ip4(); |
| let listener = t!(TcpListener::bind(&addr)); |
| |
| let stream = t!(TcpStream::connect(&("localhost", addr.port()))); |
| let dur = Duration::new(15410, 0); |
| |
| assert_eq!(None, t!(stream.read_timeout())); |
| |
| t!(stream.set_read_timeout(Some(dur))); |
| assert_eq!(Some(dur), t!(stream.read_timeout())); |
| |
| assert_eq!(None, t!(stream.write_timeout())); |
| |
| t!(stream.set_write_timeout(Some(dur))); |
| assert_eq!(Some(dur), t!(stream.write_timeout())); |
| |
| t!(stream.set_read_timeout(None)); |
| assert_eq!(None, t!(stream.read_timeout())); |
| |
| t!(stream.set_write_timeout(None)); |
| assert_eq!(None, t!(stream.write_timeout())); |
| drop(listener); |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] // FIXME: https://github.com/fortanix/rust-sgx/issues/31 |
| fn test_read_timeout() { |
| let addr = next_test_ip4(); |
| let listener = t!(TcpListener::bind(&addr)); |
| |
| let mut stream = t!(TcpStream::connect(&("localhost", addr.port()))); |
| t!(stream.set_read_timeout(Some(Duration::from_millis(1000)))); |
| |
| let mut buf = [0; 10]; |
| let start = Instant::now(); |
| let kind = stream.read_exact(&mut buf).err().expect("expected error").kind(); |
| assert!( |
| kind == ErrorKind::WouldBlock || kind == ErrorKind::TimedOut, |
| "unexpected_error: {:?}", |
| kind |
| ); |
| assert!(start.elapsed() > Duration::from_millis(400)); |
| drop(listener); |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] // FIXME: https://github.com/fortanix/rust-sgx/issues/31 |
| fn test_read_with_timeout() { |
| let addr = next_test_ip4(); |
| let listener = t!(TcpListener::bind(&addr)); |
| |
| let mut stream = t!(TcpStream::connect(&("localhost", addr.port()))); |
| t!(stream.set_read_timeout(Some(Duration::from_millis(1000)))); |
| |
| let mut other_end = t!(listener.accept()).0; |
| t!(other_end.write_all(b"hello world")); |
| |
| let mut buf = [0; 11]; |
| t!(stream.read(&mut buf)); |
| assert_eq!(b"hello world", &buf[..]); |
| |
| let start = Instant::now(); |
| let kind = stream.read_exact(&mut buf).err().expect("expected error").kind(); |
| assert!( |
| kind == ErrorKind::WouldBlock || kind == ErrorKind::TimedOut, |
| "unexpected_error: {:?}", |
| kind |
| ); |
| assert!(start.elapsed() > Duration::from_millis(400)); |
| drop(listener); |
| } |
| |
| // Ensure the `set_read_timeout` and `set_write_timeout` calls return errors |
| // when passed zero Durations |
| #[test] |
| fn test_timeout_zero_duration() { |
| let addr = next_test_ip4(); |
| |
| let listener = t!(TcpListener::bind(&addr)); |
| let stream = t!(TcpStream::connect(&addr)); |
| |
| let result = stream.set_write_timeout(Some(Duration::new(0, 0))); |
| let err = result.unwrap_err(); |
| assert_eq!(err.kind(), ErrorKind::InvalidInput); |
| |
| let result = stream.set_read_timeout(Some(Duration::new(0, 0))); |
| let err = result.unwrap_err(); |
| assert_eq!(err.kind(), ErrorKind::InvalidInput); |
| |
| drop(listener); |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] |
| fn nodelay() { |
| let addr = next_test_ip4(); |
| let _listener = t!(TcpListener::bind(&addr)); |
| |
| let stream = t!(TcpStream::connect(&("localhost", addr.port()))); |
| |
| assert_eq!(false, t!(stream.nodelay())); |
| t!(stream.set_nodelay(true)); |
| assert_eq!(true, t!(stream.nodelay())); |
| t!(stream.set_nodelay(false)); |
| assert_eq!(false, t!(stream.nodelay())); |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] |
| fn ttl() { |
| let ttl = 100; |
| |
| let addr = next_test_ip4(); |
| let listener = t!(TcpListener::bind(&addr)); |
| |
| t!(listener.set_ttl(ttl)); |
| assert_eq!(ttl, t!(listener.ttl())); |
| |
| let stream = t!(TcpStream::connect(&("localhost", addr.port()))); |
| |
| t!(stream.set_ttl(ttl)); |
| assert_eq!(ttl, t!(stream.ttl())); |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] |
| fn set_nonblocking() { |
| let addr = next_test_ip4(); |
| let listener = t!(TcpListener::bind(&addr)); |
| |
| t!(listener.set_nonblocking(true)); |
| t!(listener.set_nonblocking(false)); |
| |
| let mut stream = t!(TcpStream::connect(&("localhost", addr.port()))); |
| |
| t!(stream.set_nonblocking(false)); |
| t!(stream.set_nonblocking(true)); |
| |
| let mut buf = [0]; |
| match stream.read(&mut buf) { |
| Ok(_) => panic!("expected error"), |
| Err(ref e) if e.kind() == ErrorKind::WouldBlock => {} |
| Err(e) => panic!("unexpected error {}", e), |
| } |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] // FIXME: https://github.com/fortanix/rust-sgx/issues/31 |
| fn peek() { |
| each_ip(&mut |addr| { |
| let (txdone, rxdone) = channel(); |
| |
| let srv = t!(TcpListener::bind(&addr)); |
| let _t = thread::spawn(move || { |
| let mut cl = t!(srv.accept()).0; |
| cl.write(&[1, 3, 3, 7]).unwrap(); |
| t!(rxdone.recv()); |
| }); |
| |
| let mut c = t!(TcpStream::connect(&addr)); |
| let mut b = [0; 10]; |
| for _ in 1..3 { |
| let len = c.peek(&mut b).unwrap(); |
| assert_eq!(len, 4); |
| } |
| let len = c.read(&mut b).unwrap(); |
| assert_eq!(len, 4); |
| |
| t!(c.set_nonblocking(true)); |
| match c.peek(&mut b) { |
| Ok(_) => panic!("expected error"), |
| Err(ref e) if e.kind() == ErrorKind::WouldBlock => {} |
| Err(e) => panic!("unexpected error {}", e), |
| } |
| t!(txdone.send(())); |
| }) |
| } |
| |
| #[test] |
| #[cfg_attr(target_env = "sgx", ignore)] // FIXME: https://github.com/fortanix/rust-sgx/issues/31 |
| fn connect_timeout_valid() { |
| let listener = TcpListener::bind("127.0.0.1:0").unwrap(); |
| let addr = listener.local_addr().unwrap(); |
| TcpStream::connect_timeout(&addr, Duration::from_secs(2)).unwrap(); |
| } |
