rust/src/test/run-pass/task-comm-9.rs
2013-05-08 17:04:00 -07:00

47 lines
1.2 KiB
Rust

// 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.
// xfail-fast
extern mod std;
pub fn main() { test00(); }
fn test00_start(c: &comm::Chan<int>, number_of_messages: int) {
let mut i: int = 0;
while i < number_of_messages { c.send(i + 0); i += 1; }
}
fn test00() {
let r: int = 0;
let mut sum: int = 0;
let p = comm::PortSet::new();
let number_of_messages: int = 10;
let ch = p.chan();
let mut result = None;
let mut builder = task::task();
builder.future_result(|r| result = Some(r));
do builder.spawn {
test00_start(&ch, number_of_messages);
}
let mut i: int = 0;
while i < number_of_messages {
sum += p.recv();
debug!(r);
i += 1;
}
result.unwrap().recv();
assert!((sum == number_of_messages * (number_of_messages - 1) / 2));
}