/
issue-15149.rs
51 lines (42 loc) · 1.93 KB
/
issue-15149.rs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use std::path::BytesContainer;
use std::io::{Command, fs, USER_RWX};
use std::os;
fn main() {
// If we're the child, make sure we were invoked correctly
let args = os::args();
if args.len() > 1 && args[1].as_slice() == "child" {
return assert_eq!(args[0],
format!("mytest{}", os::consts::EXE_SUFFIX));
}
test();
}
fn test() {
// If we're the parent, copy our own binary to a new directory.
let my_path = os::self_exe_name().unwrap();
let my_dir = my_path.dir_path();
let child_dir = Path::new(my_dir.join("issue-15149-child"));
drop(fs::mkdir(&child_dir, USER_RWX));
let child_path = child_dir.join(format!("mytest{}",
os::consts::EXE_SUFFIX));
fs::copy(&my_path, &child_path).unwrap();
// Append the new directory to our own PATH.
let mut path = os::split_paths(os::getenv("PATH").unwrap_or(String::new()));
path.push(child_dir.clone());
let path = os::join_paths(path.as_slice()).unwrap();
let child_output = Command::new("mytest").env("PATH", path.as_slice())
.arg("child")
.output().unwrap();
assert!(child_output.status.success(),
format!("child assertion failed\n child stdout:\n {}\n child stderr:\n {}",
child_output.output.container_as_str().unwrap(),
child_output.error.container_as_str().unwrap()));
}