1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
14 // ignore-macos this needs valgrind 3.11 or higher; see
15 // https://github.com/rust-lang/rust/pull/30365#issuecomment-165763679
18 use std::process::{exit, Command};
21 if env::args().len() > 1 {
25 let out = Command::new(env::args().next().unwrap()).arg("foo")
27 assert!(out.status.success());
28 assert_eq!(String::from_utf8(out.stdout).unwrap(), "hello!");
29 assert_eq!(String::from_utf8(out.stderr).unwrap(), "");