forked from extern/nushell
c2f4969d4f
Take more sensitive lints into account Somewhat ugly in some cases is the replacement of `.get(0)` with `.first()`
59 lines
1.5 KiB
Rust
59 lines
1.5 KiB
Rust
use nu_test_support::{nu, pipeline};
|
|
use std::net::TcpListener;
|
|
use std::sync::mpsc;
|
|
|
|
#[test]
|
|
fn port_with_invalid_range() {
|
|
let actual = nu!(
|
|
cwd: ".", pipeline(
|
|
r#"
|
|
port 4000 3999
|
|
"#
|
|
));
|
|
|
|
assert!(actual.err.contains("Invalid range"))
|
|
}
|
|
|
|
#[test]
|
|
fn port_with_already_usage() {
|
|
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 free_port = {
|
|
let listener = TcpListener::bind("127.0.0.1:0").expect("failed to pick a port");
|
|
listener.local_addr().unwrap().port()
|
|
};
|
|
let handler = std::thread::spawn(move || {
|
|
let _listener = TcpListener::bind(format!("127.0.0.1:{free_port}"));
|
|
let _ = rx.recv();
|
|
});
|
|
let actual = nu!(
|
|
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;
|
|
}
|
|
}
|
|
panic!("already check port report AddrInUse for seveval times, but still failed.");
|
|
}
|
|
|
|
#[test]
|
|
fn port_from_system_given() {
|
|
let actual = nu!(
|
|
cwd: ".", pipeline(
|
|
r#"
|
|
port
|
|
"#
|
|
));
|
|
|
|
// check that we can get an integer port from system.
|
|
assert!(actual.out.parse::<u16>().unwrap() > 0)
|
|
}
|