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// 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 extra;
use std::comm::SharedChan;
use std::comm;
use std::task;
pub fn main() { info!("===== WITHOUT THREADS ====="); test00(); }
fn test00_start(ch: &SharedChan<int>, message: int, count: int) {
info!("Starting test00_start");
let mut i: int = 0;
while i < count {
info!("Sending Message");
ch.send(message + 0);
i = i + 1;
}
info!("Ending test00_start");
}
fn test00() {
let number_of_tasks: int = 16;
let number_of_messages: int = 4;
info!("Creating tasks");
let (po, ch) = comm::stream();
let ch = comm::SharedChan::new(ch);
let mut i: int = 0;
// Create and spawn tasks...
let mut results = ~[];
while i < number_of_tasks {
let ch = ch.clone();
let mut builder = task::task();
builder.future_result(|r| results.push(r));
builder.spawn({
let i = i;
|| test00_start(&ch, i, number_of_messages)
});
i = i + 1;
}
// Read from spawned tasks...
let mut sum = 0;
for _r in results.iter() {
i = 0;
while i < number_of_messages {
let value = po.recv();
sum += value;
i = i + 1;
}
}
// Join spawned tasks...
for r in results.iter() { r.recv(); }
info!("Completed: Final number is: ");
error!(sum);
// assert (sum == (((number_of_tasks * (number_of_tasks - 1)) / 2) *
// number_of_messages));
assert_eq!(sum, 480);
}
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