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try make port test more reliable (#6117)

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WindSoilder 2022-07-25 19:42:06 +08:00 committed by GitHub
parent 5a5c65ee4b
commit 894d3e7452
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1 changed files with 27 additions and 18 deletions
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45
crates/nu-command/tests/commands/network/port.rs
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@ -16,26 +16,35 @@ fn port_with_invalid_range() {
#[test] #[test]
fn port_with_already_usage() { fn port_with_already_usage() {
let (tx, rx) = mpsc::sync_channel(0); let retry_times = 10;
for _ in 0..retry_times {
let (tx, rx) = mpsc::sync_channel(0);
// let system pick a free port for us. // let system pick a free port for us.
let free_port = { let free_port = {
let listener = TcpListener::bind("127.0.0.1:0").expect("failed to pick a port"); let listener = TcpListener::bind("127.0.0.1:0").expect("failed to pick a port");
listener.local_addr().unwrap().port() listener.local_addr().unwrap().port()
}; };
let handler = std::thread::spawn(move || { let handler = std::thread::spawn(move || {
let _listener = TcpListener::bind(format!("127.0.0.1:{free_port}")); let _listener = TcpListener::bind(format!("127.0.0.1:{free_port}"));
let _ = rx.recv(); let _ = rx.recv();
}); });
let actual = nu!( let actual = nu!(
cwd: ".", pipeline(&format!("port {free_port} {free_port}")) cwd: ".", pipeline(&format!("port {free_port} {free_port}"))
);
let _ = tx.send(true);
// make sure that the thread is closed and we release the port.
handler.join().unwrap();
// check for error kind str.
if actual.err.contains("AddrInUse") {
return;
}
}
assert!(
false,
"already check port report AddrInUse for seveval times, but still failed."
); );
let _ = tx.send(true);
// make sure that the thread is closed and we release the port.
handler.join().unwrap();
// check for error kind str.
assert!(actual.err.contains("AddrInUse"))
} }
#[test] #[test]