1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191
|
// Copyright 2013-2014 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.
#![deny(rust_2018_idioms)]
use std::fs;
use std::path::Path;
use std::sync::mpsc::channel;
use std::thread;
use tempfile::{Builder, TempDir};
fn test_tempdir() {
let path = {
let p = Builder::new().prefix("foobar").tempdir_in(".").unwrap();
let p = p.path();
assert!(p.to_str().unwrap().contains("foobar"));
p.to_path_buf()
};
assert!(!path.exists());
}
fn test_prefix() {
let tmpfile = TempDir::with_prefix_in("prefix", ".").unwrap();
let name = tmpfile.path().file_name().unwrap().to_str().unwrap();
assert!(name.starts_with("prefix"));
}
fn test_suffix() {
let tmpfile = TempDir::with_suffix_in("suffix", ".").unwrap();
let name = tmpfile.path().file_name().unwrap().to_str().unwrap();
assert!(name.ends_with("suffix"));
}
fn test_customnamed() {
let tmpfile = Builder::new()
.prefix("prefix")
.suffix("suffix")
.rand_bytes(12)
.tempdir()
.unwrap();
let name = tmpfile.path().file_name().unwrap().to_str().unwrap();
assert!(name.starts_with("prefix"));
assert!(name.ends_with("suffix"));
assert_eq!(name.len(), 24);
}
fn test_rm_tempdir() {
let (tx, rx) = channel();
let f = move || {
let tmp = TempDir::new().unwrap();
tx.send(tmp.path().to_path_buf()).unwrap();
panic!("panic to unwind past `tmp`");
};
let _ = thread::spawn(f).join();
let path = rx.recv().unwrap();
assert!(!path.exists());
let tmp = TempDir::new().unwrap();
let path = tmp.path().to_path_buf();
let f = move || {
let _tmp = tmp;
panic!("panic to unwind past `tmp`");
};
let _ = thread::spawn(f).join();
assert!(!path.exists());
let path;
{
let f = move || TempDir::new().unwrap();
let tmp = thread::spawn(f).join().unwrap();
path = tmp.path().to_path_buf();
assert!(path.exists());
}
assert!(!path.exists());
let path;
{
let tmp = TempDir::new().unwrap();
path = tmp.into_path();
}
assert!(path.exists());
fs::remove_dir_all(&path).unwrap();
assert!(!path.exists());
}
fn test_rm_tempdir_close() {
let (tx, rx) = channel();
let f = move || {
let tmp = TempDir::new().unwrap();
tx.send(tmp.path().to_path_buf()).unwrap();
tmp.close().unwrap();
panic!("panic when unwinding past `tmp`");
};
let _ = thread::spawn(f).join();
let path = rx.recv().unwrap();
assert!(!path.exists());
let tmp = TempDir::new().unwrap();
let path = tmp.path().to_path_buf();
let f = move || {
let tmp = tmp;
tmp.close().unwrap();
panic!("panic when unwinding past `tmp`");
};
let _ = thread::spawn(f).join();
assert!(!path.exists());
let path;
{
let f = move || TempDir::new().unwrap();
let tmp = thread::spawn(f).join().unwrap();
path = tmp.path().to_path_buf();
assert!(path.exists());
tmp.close().unwrap();
}
assert!(!path.exists());
let path;
{
let tmp = TempDir::new().unwrap();
path = tmp.into_path();
}
assert!(path.exists());
fs::remove_dir_all(&path).unwrap();
assert!(!path.exists());
}
fn dont_double_panic() {
let r: Result<(), _> = thread::spawn(move || {
let tmpdir = TempDir::new().unwrap();
// Remove the temporary directory so that TempDir sees
// an error on drop
fs::remove_dir(tmpdir.path()).unwrap();
// Panic. If TempDir panics *again* due to the rmdir
// error then the process will abort.
panic!();
})
.join();
assert!(r.is_err());
}
fn in_tmpdir<F>(f: F)
where
F: FnOnce(),
{
let tmpdir = TempDir::new().unwrap();
assert!(std::env::set_current_dir(tmpdir.path()).is_ok());
f();
}
fn pass_as_asref_path() {
let tempdir = TempDir::new().unwrap();
takes_asref_path(&tempdir);
fn takes_asref_path<T: AsRef<Path>>(path: T) {
let path = path.as_ref();
assert!(path.exists());
}
}
fn test_keep() {
let tmpdir = Builder::new().keep(true).tempdir().unwrap();
let path = tmpdir.path().to_owned();
drop(tmpdir);
assert!(path.exists());
fs::remove_dir(path).unwrap();
}
#[test]
fn main() {
in_tmpdir(test_tempdir);
in_tmpdir(test_prefix);
in_tmpdir(test_suffix);
in_tmpdir(test_customnamed);
in_tmpdir(test_rm_tempdir);
in_tmpdir(test_rm_tempdir_close);
in_tmpdir(dont_double_panic);
in_tmpdir(pass_as_asref_path);
in_tmpdir(test_keep);
}
|