rust/src/test/run-pass/pipe-peek.rs
2013-03-29 16:39:08 -07:00

33 lines
765 B
Rust

// xfail-fast
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
extern mod std;
use std::timer::sleep;
use std::uv;
use core::pipes;
proto! oneshot (
waiting:send {
signal -> !
}
)
pub fn main() {
let (c, p) = oneshot::init();
assert!(!pipes::peek(&p));
oneshot::client::signal(c);
assert!(pipes::peek(&p));
}