97 lines
2.8 KiB
Rust
97 lines
2.8 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// ignore-pretty
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// compile-flags:--test
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// exec-env:RUST_TEST_TASKS=1
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// Tests for the connect_timeout() function on a TcpStream. This runs with only
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// one test task to ensure that errors are timeouts, not file descriptor
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// exhaustion.
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#![feature(macro_rules, globs)]
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#![allow(experimental)]
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extern crate native;
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extern crate green;
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extern crate rustuv;
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#[cfg(test)] #[start]
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fn start(argc: int, argv: *const *const u8) -> int {
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green::start(argc, argv, rustuv::event_loop, __test::main)
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}
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macro_rules! iotest (
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{ fn $name:ident() $b:block $(#[$a:meta])* } => (
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mod $name {
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#![allow(unused_imports)]
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use std::io::*;
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use std::io::net::tcp::*;
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use std::io::test::*;
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use std::io;
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fn f() $b
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$(#[$a])* #[test] fn green() { f() }
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$(#[$a])* #[test] fn native() {
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use native;
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let (tx, rx) = channel();
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native::task::spawn(proc() { tx.send(f()) });
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rx.recv();
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}
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}
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)
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)
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iotest!(fn eventual_timeout() {
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use native;
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let addr = next_test_ip4();
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let host = addr.ip.to_string();
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let port = addr.port;
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// Use a native task to receive connections because it turns out libuv is
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// really good at accepting connections and will likely run out of file
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// descriptors before timing out.
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let (tx1, rx1) = channel();
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let (_tx2, rx2) = channel::<()>();
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native::task::spawn(proc() {
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let _l = TcpListener::bind(host.as_slice(), port).unwrap().listen();
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tx1.send(());
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let _ = rx2.recv_opt();
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});
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rx1.recv();
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let mut v = Vec::new();
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for _ in range(0u, 10000) {
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match TcpStream::connect_timeout(addr, 100) {
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Ok(e) => v.push(e),
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Err(ref e) if e.kind == io::TimedOut => return,
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Err(e) => fail!("other error: {}", e),
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}
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}
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fail!("never timed out!");
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} #[ignore(cfg(target_os = "freebsd"))])
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iotest!(fn timeout_success() {
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let addr = next_test_ip4();
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let host = addr.ip.to_string();
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let port = addr.port;
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let _l = TcpListener::bind(host.as_slice(), port).unwrap().listen();
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assert!(TcpStream::connect_timeout(addr, 1000).is_ok());
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})
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iotest!(fn timeout_error() {
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let addr = next_test_ip4();
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assert!(TcpStream::connect_timeout(addr, 1000).is_err());
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})
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