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1a4d82fc | 1 | // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT |
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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 | ||
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11 | |
12 | #![feature(std_misc)] | |
1a4d82fc | 13 | #![allow(dead_assignment)] |
223e47cc | 14 | |
1a4d82fc | 15 | use std::sync::mpsc::{channel, Sender}; |
c34b1796 | 16 | use std::thread; |
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17 | |
18 | pub fn main() { test00(); } | |
19 | ||
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20 | fn test00_start(c: &Sender<isize>, start: isize, |
21 | number_of_messages: isize) { | |
22 | let mut i: isize = 0; | |
1a4d82fc | 23 | while i < number_of_messages { c.send(start + i).unwrap(); i += 1; } |
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24 | } |
25 | ||
26 | fn test00() { | |
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27 | let mut r: isize = 0; |
28 | let mut sum: isize = 0; | |
1a4d82fc | 29 | let (tx, rx) = channel(); |
c34b1796 | 30 | let number_of_messages: isize = 10; |
223e47cc | 31 | |
1a4d82fc | 32 | let tx2 = tx.clone(); |
9346a6ac | 33 | let t1 = thread::spawn(move|| { |
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34 | test00_start(&tx2, number_of_messages * 0, number_of_messages); |
35 | }); | |
36 | let tx2 = tx.clone(); | |
9346a6ac | 37 | let t2 = thread::spawn(move|| { |
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38 | test00_start(&tx2, number_of_messages * 1, number_of_messages); |
39 | }); | |
40 | let tx2 = tx.clone(); | |
9346a6ac | 41 | let t3 = thread::spawn(move|| { |
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42 | test00_start(&tx2, number_of_messages * 2, number_of_messages); |
43 | }); | |
44 | let tx2 = tx.clone(); | |
9346a6ac | 45 | let t4 = thread::spawn(move|| { |
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46 | test00_start(&tx2, number_of_messages * 3, number_of_messages); |
47 | }); | |
223e47cc | 48 | |
c34b1796 | 49 | let mut i: isize = 0; |
223e47cc | 50 | while i < number_of_messages { |
1a4d82fc | 51 | r = rx.recv().unwrap(); |
223e47cc | 52 | sum += r; |
1a4d82fc | 53 | r = rx.recv().unwrap(); |
223e47cc | 54 | sum += r; |
1a4d82fc | 55 | r = rx.recv().unwrap(); |
223e47cc | 56 | sum += r; |
1a4d82fc | 57 | r = rx.recv().unwrap(); |
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58 | sum += r; |
59 | i += 1; | |
60 | } | |
61 | ||
970d7e83 | 62 | assert_eq!(sum, number_of_messages * 4 * (number_of_messages * 4 - 1) / 2); |
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63 | |
64 | t1.join(); | |
65 | t2.join(); | |
66 | t3.join(); | |
67 | t4.join(); | |
223e47cc | 68 | } |