74 lines
2.6 KiB
Rust
74 lines
2.6 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// no-prefer-dynamic
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// ignore-cross-compile
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#![feature(rustc_private)]
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extern crate rustc_back;
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use std::env;
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use std::fs;
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use std::process;
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use std::str;
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use rustc_back::tempdir::TempDir;
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fn main() {
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// If we're the child, make sure we were invoked correctly
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let args: Vec<String> = env::args().collect();
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if args.len() > 1 && args[1] == "child" {
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// FIXME: This should check the whole `args[0]` instead of just
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// checking that it ends_with the executable name. This
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// is needed because of Windows, which has a different behavior.
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// See #15149 for more info.
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return assert!(args[0].ends_with(&format!("mytest{}",
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env::consts::EXE_SUFFIX)));
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}
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test();
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}
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fn test() {
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// If we're the parent, copy our own binary to a new directory.
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let my_path = env::current_exe().unwrap();
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let my_dir = my_path.parent().unwrap();
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let child_dir = TempDir::new_in(&my_dir, "issue-15140-child").unwrap();
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let child_dir = child_dir.path();
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let child_path = child_dir.join(&format!("mytest{}",
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env::consts::EXE_SUFFIX));
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fs::copy(&my_path, &child_path).unwrap();
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// Append the new directory to our own PATH.
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let path = {
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let mut paths: Vec<_> = env::split_paths(&env::var_os("PATH").unwrap()).collect();
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paths.push(child_dir.to_path_buf());
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env::join_paths(paths.iter()).unwrap()
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};
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let child_output = process::Command::new("mytest").env("PATH", &path)
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.arg("child")
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.output().unwrap();
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assert!(child_output.status.success(),
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format!("child assertion failed\n child stdout:\n {}\n child stderr:\n {}",
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str::from_utf8(&child_output.stdout).unwrap(),
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str::from_utf8(&child_output.stderr).unwrap()));
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let res = fs::remove_dir_all(&child_dir);
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if res.is_err() {
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// On Windows deleting just executed mytest.exe can fail because it's still locked
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std::thread::sleep_ms(1000);
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fs::remove_dir_all(&child_dir).unwrap();
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}
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}
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