2018-08-30 14:18:55 +02:00
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//@ run-pass
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2018-09-25 23:51:35 +02:00
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#![allow(unused_must_use)]
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#![allow(unused_assignments)]
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2024-03-06 12:19:20 -08:00
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//@ needs-threads
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2015-03-22 13:13:15 -07:00
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2014-12-23 11:53:35 -08:00
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use std::sync::mpsc::{channel, Sender};
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2015-03-30 11:00:05 -07:00
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use std::thread;
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2013-05-24 19:35:29 -07:00
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2013-02-01 19:43:17 -08:00
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pub fn main() { test00(); }
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2010-07-28 16:58:17 -07:00
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2015-03-25 17:06:52 -07:00
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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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2014-12-23 11:53:35 -08:00
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while i < number_of_messages { c.send(start + i).unwrap(); i += 1; }
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2010-07-28 16:58:17 -07:00
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}
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2011-04-19 13:35:49 -07:00
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fn test00() {
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2015-03-25 17:06:52 -07:00
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let mut r: isize = 0;
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let mut sum: isize = 0;
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2014-03-09 14:58:32 -07:00
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let (tx, rx) = channel();
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2015-03-25 17:06:52 -07:00
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let number_of_messages: isize = 10;
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2011-07-27 14:19:39 +02:00
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2014-03-09 14:58:32 -07:00
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let tx2 = tx.clone();
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2015-04-13 15:15:32 -07:00
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let t1 = thread::spawn(move|| {
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2014-03-09 14:58:32 -07:00
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test00_start(&tx2, number_of_messages * 0, number_of_messages);
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2014-01-27 18:29:50 -05:00
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});
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2014-03-09 14:58:32 -07:00
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let tx2 = tx.clone();
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2015-04-13 15:15:32 -07:00
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let t2 = thread::spawn(move|| {
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2014-03-09 14:58:32 -07:00
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test00_start(&tx2, number_of_messages * 1, number_of_messages);
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2014-01-27 18:29:50 -05:00
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});
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2014-03-09 14:58:32 -07:00
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let tx2 = tx.clone();
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2015-04-13 15:15:32 -07:00
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let t3 = thread::spawn(move|| {
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2014-03-09 14:58:32 -07:00
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test00_start(&tx2, number_of_messages * 2, number_of_messages);
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2014-01-27 18:29:50 -05:00
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});
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2014-03-09 14:58:32 -07:00
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let tx2 = tx.clone();
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2015-04-13 15:15:32 -07:00
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let t4 = thread::spawn(move|| {
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2014-03-09 14:58:32 -07:00
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test00_start(&tx2, number_of_messages * 3, number_of_messages);
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2014-01-27 18:29:50 -05:00
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});
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2011-07-27 14:19:39 +02:00
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2015-03-25 17:06:52 -07:00
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let mut i: isize = 0;
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2011-07-27 14:19:39 +02:00
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while i < number_of_messages {
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2014-12-23 11:53:35 -08:00
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r = rx.recv().unwrap();
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2011-07-27 14:19:39 +02:00
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sum += r;
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2014-12-23 11:53:35 -08:00
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r = rx.recv().unwrap();
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2011-07-27 14:19:39 +02:00
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sum += r;
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2014-12-23 11:53:35 -08:00
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r = rx.recv().unwrap();
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2011-07-27 14:19:39 +02:00
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sum += r;
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2014-12-23 11:53:35 -08:00
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r = rx.recv().unwrap();
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2011-07-27 14:19:39 +02:00
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sum += r;
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2010-07-28 16:58:17 -07:00
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i += 1;
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}
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2011-07-13 15:44:09 -07:00
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2013-05-18 22:02:45 -04:00
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assert_eq!(sum, number_of_messages * 4 * (number_of_messages * 4 - 1) / 2);
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2015-04-13 15:15:32 -07:00
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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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2011-08-10 09:27:22 -07:00
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}
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