63 lines
1.4 KiB
Rust
63 lines
1.4 KiB
Rust
use std::{
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fs, io,
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path::{Path, PathBuf},
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sync::atomic::{AtomicUsize, Ordering},
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};
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pub struct TestDir {
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path: PathBuf,
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keep: bool,
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}
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impl TestDir {
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pub fn new() -> TestDir {
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let base = std::env::temp_dir().join("testdir");
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let pid = std::process::id();
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static CNT: AtomicUsize = AtomicUsize::new(0);
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for _ in 0..100 {
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let cnt = CNT.fetch_add(1, Ordering::Relaxed);
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let path = base.join(format!("{}_{}", pid, cnt));
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if path.is_dir() {
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continue;
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}
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fs::create_dir_all(&path).unwrap();
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return TestDir { path, keep: false };
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}
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panic!("Failed to create a temporary directory")
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}
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#[allow(unused)]
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pub fn keep(mut self) -> TestDir {
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self.keep = true;
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self
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}
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pub fn path(&self) -> &Path {
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&self.path
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}
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}
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impl Drop for TestDir {
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fn drop(&mut self) {
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if self.keep {
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return;
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}
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remove_dir_all(&self.path).unwrap()
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}
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}
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#[cfg(not(windows))]
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fn remove_dir_all(path: &Path) -> io::Result<()> {
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fs::remove_dir_all(path)
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}
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#[cfg(windows)]
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fn remove_dir_all(path: &Path) -> io::Result<()> {
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for _ in 0..99 {
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if fs::remove_dir_all(path).is_ok() {
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return Ok(());
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}
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std::thread::sleep(std::time::Duration::from_millis(10))
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}
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fs::remove_dir_all(path)
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}
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