70 lines
1.9 KiB
Rust
70 lines
1.9 KiB
Rust
// Copyright 2012-2014 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-emscripten no threads support
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#![feature(std_misc)]
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#![allow(dead_assignment)]
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use std::sync::mpsc::{channel, Sender};
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use std::thread;
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pub fn main() { test00(); }
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fn test00_start(c: &Sender<isize>, start: isize,
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number_of_messages: isize) {
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let mut i: isize = 0;
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while i < number_of_messages { c.send(start + i).unwrap(); i += 1; }
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}
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fn test00() {
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let mut r: isize = 0;
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let mut sum: isize = 0;
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let (tx, rx) = channel();
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let number_of_messages: isize = 10;
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let tx2 = tx.clone();
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let t1 = thread::spawn(move|| {
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test00_start(&tx2, number_of_messages * 0, number_of_messages);
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});
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let tx2 = tx.clone();
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let t2 = thread::spawn(move|| {
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test00_start(&tx2, number_of_messages * 1, number_of_messages);
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});
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let tx2 = tx.clone();
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let t3 = thread::spawn(move|| {
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test00_start(&tx2, number_of_messages * 2, number_of_messages);
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});
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let tx2 = tx.clone();
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let t4 = thread::spawn(move|| {
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test00_start(&tx2, number_of_messages * 3, number_of_messages);
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});
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let mut i: isize = 0;
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while i < number_of_messages {
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r = rx.recv().unwrap();
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sum += r;
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r = rx.recv().unwrap();
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sum += r;
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r = rx.recv().unwrap();
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sum += r;
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r = rx.recv().unwrap();
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sum += r;
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i += 1;
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}
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assert_eq!(sum, number_of_messages * 4 * (number_of_messages * 4 - 1) / 2);
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t1.join();
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t2.join();
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t3.join();
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t4.join();
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}
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