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Code Issues Packages 1 Wiki Activity

tests: deflake 'check_sockopt' (#18763)

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This function was inherently racy which showed on slow machines -
the connect future started before the spawned task was first polled.

This change makes it so we're already accepting a connection when
the connect future is first polled.
This commit is contained in:
Bartek Iwańczuk 2023-04-19 14:20:30 +02:00 committed by GitHub
parent 972469d309
commit 36cfb2fdbb
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 25 additions and 8 deletions
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33
ext/net/ops.rs
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@ -52,7 +52,7 @@ pub struct TlsHandshakeInfo {
pub alpn_protocol: Option<ByteString>,
}
#[derive(Deserialize, Serialize)]
#[derive(Debug, Deserialize, Serialize)]
pub struct IpAddr {
pub hostname: String,
pub port: u16,
@ -780,6 +780,7 @@ fn rdata_to_return_record(
mod tests {
use super::*;
use crate::UnstableChecker;
use deno_core::futures::FutureExt;
use deno_core::JsRuntime;
use deno_core::RuntimeOptions;
use socket2::SockRef;
@ -1034,11 +1035,13 @@ mod tests {
) {
let sockets = Arc::new(Mutex::new(vec![]));
let clone_addr = addr.clone();
tokio::spawn(async move {
let listener = TcpListener::bind(addr).await.unwrap();
let socket = listener.accept().await.unwrap();
let listener = TcpListener::bind(addr).await.unwrap();
let accept_fut = listener.accept().boxed_local();
let store_fut = async move {
let socket = accept_fut.await.unwrap();
sockets.lock().unwrap().push(socket);
});
}
.boxed_local();
deno_core::extension!(
test_ext,
@ -1061,9 +1064,23 @@ mod tests {
port: server_addr[1].parse().unwrap(),
};
let connect_fut =
op_net_connect_tcp::call::<TestPermission>(conn_state, ip_addr);
let (rid, _, _) = connect_fut.await.unwrap();
let mut connect_fut =
op_net_connect_tcp::call::<TestPermission>(conn_state, ip_addr)
.boxed_local();
let mut rid = None;
tokio::select! {
_ = store_fut => {
let result = connect_fut.await;
let vals = result.unwrap();
rid = rid.or(Some(vals.0));
},
result = &mut connect_fut => {
let vals = result.unwrap();
rid = rid.or(Some(vals.0));
}
};
let rid = rid.unwrap();
let state = runtime.op_state();
set_sockopt_fn(&mut state.borrow_mut(), rid);