| // 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. |
| pub const DEFAULT_BUF_SIZE: usize = 8 * 1024; |
| |
| #[cfg(test)] |
| #[allow(dead_code)] // not used on emscripten |
| pub mod test { |
| use path::{Path, PathBuf}; |
| use env; |
| use rand::{self, Rng}; |
| use fs; |
| |
| pub struct TempDir(PathBuf); |
| |
| impl TempDir { |
| pub fn join(&self, path: &str) -> PathBuf { |
| let TempDir(ref p) = *self; |
| p.join(path) |
| } |
| |
| pub fn path<'a>(&'a self) -> &'a Path { |
| let TempDir(ref p) = *self; |
| p |
| } |
| } |
| |
| impl Drop for TempDir { |
| fn drop(&mut self) { |
| // Gee, seeing how we're testing the fs module I sure hope that we |
| // at least implement this correctly! |
| let TempDir(ref p) = *self; |
| fs::remove_dir_all(p).unwrap(); |
| } |
| } |
| |
| pub fn tmpdir() -> TempDir { |
| let p = env::temp_dir(); |
| let mut r = rand::thread_rng(); |
| let ret = p.join(&format!("rust-{}", r.next_u32())); |
| fs::create_dir(&ret).unwrap(); |
| TempDir(ret) |
| } |
| } |