src/test/run-pass/task-comm-4.rs

   1 // Copyright 2012 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 #![allow(dead_assignment)]
  12
  13 use std::sync::mpsc::channel;
  14
  15 pub fn main() { test00(); }
  16
  17 fn test00() {
  18     let mut r: isize = 0;
  19     let mut sum: isize = 0;
  20     let (tx, rx) = channel();
  21     tx.send(1).unwrap();
  22     tx.send(2).unwrap();
  23     tx.send(3).unwrap();
  24     tx.send(4).unwrap();
  25     r = rx.recv().unwrap();
  26     sum += r;
  27     println!("{}", r);
  28     r = rx.recv().unwrap();
  29     sum += r;
  30     println!("{}", r);
  31     r = rx.recv().unwrap();
  32     sum += r;
  33     println!("{}", r);
  34     r = rx.recv().unwrap();
  35     sum += r;
  36     println!("{}", r);
  37     tx.send(5).unwrap();
  38     tx.send(6).unwrap();
  39     tx.send(7).unwrap();
  40     tx.send(8).unwrap();
  41     r = rx.recv().unwrap();
  42     sum += r;
  43     println!("{}", r);
  44     r = rx.recv().unwrap();
  45     sum += r;
  46     println!("{}", r);
  47     r = rx.recv().unwrap();
  48     sum += r;
  49     println!("{}", r);
  50     r = rx.recv().unwrap();
  51     sum += r;
  52     println!("{}", r);
  53     assert_eq!(sum, 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8);
  54 }