tests/run-pass-valgrind/exit-flushes.rs

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