43 lines
1.2 KiB
Rust
43 lines
1.2 KiB
Rust
// Copyright 2013-2014 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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// This test may not always fail, but it can be flaky if the race it used to
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// expose is still present.
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#![feature(mpsc_select)]
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use std::sync::mpsc::{channel, Sender, Receiver};
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use std::thread;
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fn helper(rx: Receiver<Sender<()>>) {
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for tx in rx.iter() {
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let _ = tx.send(());
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}
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}
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fn main() {
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let (tx, rx) = channel();
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let t = thread::spawn(move|| { helper(rx) });
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let (snd, rcv) = channel::<isize>();
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for _ in 1..100000 {
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snd.send(1).unwrap();
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let (tx2, rx2) = channel();
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tx.send(tx2).unwrap();
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select! {
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_ = rx2.recv() => (),
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_ = rcv.recv() => ()
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}
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}
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drop(tx);
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t.join();
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}
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