1 // Copyright 2014 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.
13 // The test copies itself into a subdirectory with a non-ASCII name and then
14 // runs it as a child process within the subdirectory. The parent process
15 // also adds an environment variable and an argument, both containing
16 // non-ASCII characters. The child process ensures all the strings are
21 use std::io::prelude::*;
24 use std::process::Command;
29 let my_args = env::args().collect::<Vec<_>>();
30 let my_cwd = env::current_dir().unwrap();
31 let my_env = env::vars().collect::<Vec<_>>();
32 let my_path = env::current_exe().unwrap();
33 let my_dir = my_path.parent().unwrap();
34 let my_ext = my_path.extension().and_then(|s| s.to_str()).unwrap_or("");
36 // some non-ASCII characters
37 let blah = "\u{3c0}\u{42f}\u{97f3}\u{e6}\u{221e}";
39 let child_name = "child";
40 let child_dir = format!("process-spawn-with-unicode-params-{}", blah);
42 // parameters sent to child / expected to be received from parent
44 let cwd = my_dir.join(&child_dir);
45 let env = ("RUST_TEST_PROC_SPAWN_UNICODE".to_string(), blah.to_string());
47 // am I the parent or the child?
48 if my_args.len() == 1 { // parent
50 let child_filestem = Path::new(child_name);
51 let child_filename = child_filestem.with_extension(my_ext);
52 let child_path = cwd.join(&child_filename);
54 // make a separate directory for the child
55 let _ = fs::create_dir(&cwd);
56 fs::copy(&my_path, &child_path).unwrap();
59 let p = Command::new(&child_path)
63 .spawn().unwrap().wait_with_output().unwrap();
66 io::stdout().write_all(&p.stdout).unwrap();
67 io::stderr().write_all(&p.stderr).unwrap();
69 // make sure the child succeeded
70 assert!(p.status.success());
74 // check working directory (don't try to compare with `cwd` here!)
75 assert!(my_cwd.ends_with(&child_dir));
78 assert_eq!(&*my_args[1], arg);
80 // check environment variable
81 assert!(my_env.contains(&env));