rust/src/test/run-pass/env-home-dir.rs
2018-01-29 13:28:23 -05:00

59 lines
1.7 KiB
Rust

// Copyright 2015 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.
// ignore-cloudabi no environment variables present
// ignore-emscripten env vars don't work?
#![feature(path)]
use std::env::*;
use std::path::PathBuf;
#[cfg(unix)]
fn main() {
let oldhome = var("HOME");
set_var("HOME", "/home/MountainView");
assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView")));
remove_var("HOME");
if cfg!(target_os = "android") {
assert!(home_dir().is_none());
} else {
// When HOME is not set, some platforms return `None`,
// but others return `Some` with a default.
// Just check that it is not "/home/MountainView".
assert_ne!(home_dir(), Some(PathBuf::from("/home/MountainView")));
}
}
#[cfg(windows)]
fn main() {
let oldhome = var("HOME");
let olduserprofile = var("USERPROFILE");
remove_var("HOME");
remove_var("USERPROFILE");
assert!(home_dir().is_some());
set_var("HOME", "/home/MountainView");
assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView")));
remove_var("HOME");
set_var("USERPROFILE", "/home/MountainView");
assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView")));
set_var("HOME", "/home/MountainView");
set_var("USERPROFILE", "/home/PaloAlto");
assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView")));
}