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mod helpers;
#[test]
fn test_fds() {
check_open_fds();
let pty = pty_process::blocking::Pty::new().unwrap();
pty.resize(pty_process::Size::new(24, 80)).unwrap();
let mut child = pty_process::blocking::Command::new("perl")
.arg("-Efor my $fd (0..255) { open my $fh, \"<&=$fd\"; print $fd if stat $fh }; say")
.spawn(&pty)
.unwrap();
let mut output = helpers::output(&pty);
assert_eq!(output.next().unwrap(), "012\r\n");
let status = child.wait().unwrap();
assert_eq!(status.code().unwrap(), 0);
drop(pty);
check_open_fds();
let pty = pty_process::blocking::Pty::new().unwrap();
pty.resize(pty_process::Size::new(24, 80)).unwrap();
let mut child = pty_process::blocking::Command::new("perl")
.arg("-Efor my $fd (0..255) { open my $fh, \"<&=$fd\"; print $fd if stat $fh }; say")
.stderr(std::process::Stdio::null())
.spawn(&pty)
.unwrap();
let mut output = helpers::output(&pty);
assert_eq!(output.next().unwrap(), "012\r\n");
let status = child.wait().unwrap();
assert_eq!(status.code().unwrap(), 0);
drop(pty);
check_open_fds();
}
#[track_caller]
fn check_open_fds() {
let open: Vec<_> = (0..=255)
.filter(|fd| nix::sys::stat::fstat(*fd).is_ok())
.collect();
assert_eq!(open, vec![0, 1, 2]);
}
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