blob: a1f25a63148e9b33e91a50d2615676c18f88df52 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
use libc::{kill, SIGSTOP};
use rustix::process;
use serial_test::serial;
use std::process::{Command, Stdio};
// These tests must execute serially to prevent race condition, where
// `test_wait` waits for the child process spawned in `test_waitpid`, causing
// the tests to get stuck.
#[test]
#[serial]
fn test_waitpid() {
let child = Command::new("yes")
.stdout(Stdio::null())
.stderr(Stdio::null())
.spawn()
.expect("failed to execute child");
unsafe { kill(child.id() as _, SIGSTOP) };
let pid = unsafe { process::Pid::from_raw(child.id() as _) };
let status = process::waitpid(pid, process::WaitOptions::UNTRACED)
.expect("failed to wait")
.unwrap();
assert!(status.stopped());
}
|