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.
12 // ignore-cross-compile
18 use std::path::PathBuf;
21 // If we're the child, make sure we were invoked correctly
22 let args: Vec<String> = env::args().collect();
23 if args.len() > 1 && args[1] == "child" {
24 // FIXME: This should check the whole `args[0]` instead of just
25 // checking that it ends_with the executable name. This
26 // is needed because of Windows, which has a different behavior.
27 // See #15149 for more info.
28 return assert!(args[0].ends_with(&format!("mytest{}",
29 env::consts::EXE_SUFFIX)));
36 // If we're the parent, copy our own binary to a new directory.
37 let my_path = env::current_exe().unwrap();
38 let my_dir = my_path.parent().unwrap();
40 let child_dir = PathBuf::from(env::var_os("RUST_TEST_TMPDIR").unwrap());
41 let child_dir = child_dir.join("issue-15140-child");
42 fs::create_dir_all(&child_dir).unwrap();
44 let child_path = child_dir.join(&format!("mytest{}",
45 env::consts::EXE_SUFFIX));
46 fs::copy(&my_path, &child_path).unwrap();
48 // Append the new directory to our own PATH.
50 let mut paths: Vec<_> = env::split_paths(&env::var_os("PATH").unwrap()).collect();
51 paths.push(child_dir.to_path_buf());
52 env::join_paths(paths).unwrap()
55 let child_output = process::Command::new("mytest").env("PATH", &path)
59 assert!(child_output.status.success(),
60 format!("child assertion failed\n child stdout:\n {}\n child stderr:\n {}",
61 str::from_utf8(&child_output.stdout).unwrap(),
62 str::from_utf8(&child_output.stderr).unwrap()));