57 lines
1.6 KiB
Rust
57 lines
1.6 KiB
Rust
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use nu_test_support::{nu, pipeline};
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use std::net::TcpListener;
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use std::sync::mpsc;
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#[test]
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fn port_with_invalid_range() {
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let actual = nu!("port 4000 3999");
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assert!(actual.err.contains("Invalid range"))
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}
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#[test]
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fn port_with_already_usage() {
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let retry_times = 10;
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for _ in 0..retry_times {
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let (tx, rx) = mpsc::sync_channel(0);
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// let system pick a free port for us.
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let free_port = {
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let listener = TcpListener::bind("127.0.0.1:0").expect("failed to pick a port");
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listener.local_addr().unwrap().port()
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};
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let handler = std::thread::spawn(move || {
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let _listener = TcpListener::bind(format!("127.0.0.1:{free_port}"));
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let _ = rx.recv();
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});
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let actual = nu!(pipeline(&format!("port {free_port} {free_port}")));
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let _ = tx.send(true);
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// make sure that the thread is closed and we release the port.
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handler.join().unwrap();
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// check for error kind str.
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if actual
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.err
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.contains("Every port has been tried, but no valid one was found")
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{
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return;
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}
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}
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panic!("already check port report AddrInUse for several times, but still failed.");
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}
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#[test]
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fn port_from_system_given() {
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let actual = nu!("port");
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// check that we can get an integer port from system.
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assert!(actual.out.parse::<u16>().unwrap() > 0)
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}
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#[test]
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fn port_out_of_range() {
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let actual = nu!("port 65536 99999");
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assert!(actual.err.contains("can't convert usize to u16"));
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}
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