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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/threads-sendsync/task-comm-10.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/threads-sendsync/task-comm-10.rs')
-rw-r--r-- | src/test/ui/threads-sendsync/task-comm-10.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/threads-sendsync/task-comm-10.rs b/src/test/ui/threads-sendsync/task-comm-10.rs new file mode 100644 index 000000000..4cac0dc90 --- /dev/null +++ b/src/test/ui/threads-sendsync/task-comm-10.rs @@ -0,0 +1,33 @@ +// run-pass +#![allow(unused_must_use)] +#![allow(unused_mut)] +// ignore-emscripten no threads support + +use std::thread; +use std::sync::mpsc::{channel, Sender}; + +fn start(tx: &Sender<Sender<String>>) { + let (tx2, rx) = channel(); + tx.send(tx2).unwrap(); + + let mut a; + let mut b; + a = rx.recv().unwrap(); + assert_eq!(a, "A".to_string()); + println!("{}", a); + b = rx.recv().unwrap(); + assert_eq!(b, "B".to_string()); + println!("{}", b); +} + +pub fn main() { + let (tx, rx) = channel(); + let child = thread::spawn(move|| { start(&tx) }); + + let mut c = rx.recv().unwrap(); + c.send("A".to_string()).unwrap(); + c.send("B".to_string()).unwrap(); + thread::yield_now(); + + child.join(); +} |