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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 | use core::comm::*; | |
12 | ||
13 | fn child(c: &SharedChan<~uint>, i: uint) { | |
14 | c.send(~i); | |
15 | } | |
16 | ||
17 | pub fn main() { | |
18 | let (p, ch) = stream(); | |
19 | let ch = SharedChan(ch); | |
20 | let n = 100u; | |
21 | let mut expected = 0u; | |
22 | for uint::range(0u, n) |i| { | |
23 | let ch = ch.clone(); | |
24 | task::spawn(|| child(&ch, i) ); | |
25 | expected += i; | |
26 | } | |
27 | ||
28 | let mut actual = 0u; | |
29 | for uint::range(0u, n) |_i| { | |
30 | let j = p.recv(); | |
31 | actual += *j; | |
32 | } | |
33 | ||
34 | assert!(expected == actual); | |
35 | } |