src/test/run-pass-valgrind/exit-flushes.rs

   1 // ignore-cloudabi
   2 // ignore-emscripten
   3 // ignore-sgx no processes
   4 // ignore-macos this needs valgrind 3.11 or higher; see
   5 // https://github.com/rust-lang/rust/pull/30365#issuecomment-165763679
   6
   7 use std::env;
   8 use std::process::{exit, Command};
   9
  10 fn main() {
  11     if env::args().len() > 1 {
  12         print!("hello!");
  13         exit(0);
  14     } else {
  15         let out = Command::new(env::args().next().unwrap()).arg("foo")
  16                           .output().unwrap();
  17         assert!(out.status.success());
  18         assert_eq!(String::from_utf8(out.stdout).unwrap(), "hello!");
  19         assert_eq!(String::from_utf8(out.stderr).unwrap(), "");
  20     }
  21 }