3 // [thir]compile-flags: -Zthir-unsafeck
5 #![allow(stable_features)]
6 // ignore-windows - this is a unix-specific test
7 // ignore-emscripten no processes
8 // ignore-sgx no processes
9 #![feature(process_exec, rustc_private)]
15 use std::os::unix::process::CommandExt;
16 use std::process::Command;
17 use std::sync::atomic::{AtomicUsize, Ordering};
21 if let Some(arg) = env::args().nth(1) {
23 "test1" => println!("hello2"),
24 "test2" => assert_eq!(env::var("FOO").unwrap(), "BAR"),
25 "test3" => assert_eq!(env::current_dir().unwrap().to_str().unwrap(), "/"),
27 _ => panic!("unknown argument: {}", arg),
32 let me = env::current_exe().unwrap();
44 assert!(output.status.success());
45 assert!(output.stderr.is_empty());
46 assert_eq!(output.stdout, b"hello\nhello2\n");
52 env::set_current_dir("/").unwrap();
58 assert!(output.status.success());
59 assert!(output.stderr.is_empty());
60 assert!(output.stdout.is_empty());
65 .pre_exec(|| Err(Error::from_raw_os_error(102)))
69 assert_eq!(output.raw_os_error(), Some(102));
71 let pid = unsafe { libc::getpid() };
77 let child = libc::getpid();
79 assert!(pid != child);
85 assert!(output.status.success());
86 assert!(output.stderr.is_empty());
87 assert!(output.stdout.is_empty());
89 let mem = Arc::new(AtomicUsize::new(0));
90 let mem2 = mem.clone();
95 assert_eq!(mem2.fetch_add(1, Ordering::SeqCst), 0);
101 assert!(output.status.success());
102 assert!(output.stderr.is_empty());
103 assert!(output.stdout.is_empty());
104 assert_eq!(mem.load(Ordering::SeqCst), 0);