rust/library/std/tests/create_dir_all_bare.rs
Nicholas Nethercote 84ac80f192 Reformat use declarations.
The previous commit updated `rustfmt.toml` appropriately. This commit is
the outcome of running `x fmt --all` with the new formatting options.
2024-07-29 08:26:52 +10:00

41 lines
1.1 KiB
Rust

#![cfg(all(test, not(any(target_os = "emscripten", target_env = "sgx"))))]
//! Note that this test changes the current directory so
//! should not be in the same process as other tests.
use std::path::{Path, PathBuf};
use std::{env, fs};
mod common;
// On some platforms, setting the current directory will prevent deleting it.
// So this helper ensures the current directory is reset.
struct CurrentDir(PathBuf);
impl CurrentDir {
fn new() -> Self {
Self(env::current_dir().unwrap())
}
fn set(&self, path: &Path) {
env::set_current_dir(path).unwrap();
}
fn with(path: &Path, f: impl FnOnce()) {
let current_dir = Self::new();
current_dir.set(path);
f();
}
}
impl Drop for CurrentDir {
fn drop(&mut self) {
env::set_current_dir(&self.0).unwrap();
}
}
#[test]
#[cfg_attr(all(miri, windows), ignore)] // File system access on Windows not supported by Miri
fn create_dir_all_bare() {
let tmpdir = common::tmpdir();
CurrentDir::with(tmpdir.path(), || {
fs::create_dir_all("create-dir-all-bare").unwrap();
});
}