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Remove tcp-stress.rs test

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This stress test was originally introduced in
65cca4bd3f to detect a UAF in libuv (see
RUST-12823), but we no longer use libuv, so remove this test as it was
causing flaky timeout failures. See RUST-144878 for discussion.
This commit is contained in:
Jieyou Xu 2025-08-04 17:27:25 +08:00
parent c23f07d8c5
commit 51f60d1139
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1 changed files with 0 additions and 64 deletions
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64
tests/ui/threads-sendsync/tcp-stress.rs
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@ -1,64 +0,0 @@
//@ run-pass
//@ ignore-android needs extra network permissions
//@ needs-threads
//@ ignore-netbsd system ulimit (Too many open files)
//@ ignore-openbsd system ulimit (Too many open files)
use std::io::prelude::*;
use std::net::{TcpListener, TcpStream};
use std::process;
use std::sync::mpsc::channel;
use std::thread::{self, Builder};
use std::time::Duration;
const TARGET_CNT: usize = 200;
fn main() {
// This test has a chance to time out, try to not let it time out
thread::spawn(move || -> () {
thread::sleep(Duration::from_secs(30));
process::exit(1);
});
let listener = TcpListener::bind("127.0.0.1:0").unwrap();
let addr = listener.local_addr().unwrap();
thread::spawn(move || -> () {
loop {
let mut stream = match listener.accept() {
Ok(stream) => stream.0,
Err(_) => continue,
};
let _ = stream.read(&mut [0]);
let _ = stream.write(&[2]);
}
});
let (tx, rx) = channel();
let mut spawned_cnt = 0;
for _ in 0..TARGET_CNT {
let tx = tx.clone();
let res = Builder::new().stack_size(64 * 1024).spawn(move || {
match TcpStream::connect(addr) {
Ok(mut stream) => {
let _ = stream.write(&[1]);
let _ = stream.read(&mut [0]);
}
Err(..) => {}
}
tx.send(()).unwrap();
});
if let Ok(_) = res {
spawned_cnt += 1;
};
}
// Wait for all clients to exit, but don't wait for the server to exit. The
// server just runs infinitely.
drop(tx);
for _ in 0..spawned_cnt {
rx.recv().unwrap();
}
assert_eq!(spawned_cnt, TARGET_CNT);
process::exit(0);
}