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//! Test that `std::fs` functions properly reject paths containing NUL bytes.
//@ run-pass
#![allow(deprecated)]
//@ ignore-wasm32 no cwd
//@ ignore-sgx no files
use std::{fs, io};
fn assert_invalid_input<T>(on: &str, result: io::Result<T>) {
fn inner(on: &str, result: io::Result<()>) {
match result {
Ok(()) => panic!("{} didn't return an error on a path with NUL", on),
Err(e) => assert!(
e.kind() == io::ErrorKind::InvalidInput,
"{} returned a strange {:?} on a path with NUL",
on,
e.kind()
),
}
}
inner(on, result.map(drop))
}
fn main() {
assert_invalid_input("File::open", fs::File::open("\0"));
assert_invalid_input("File::create", fs::File::create("\0"));
assert_invalid_input("remove_file", fs::remove_file("\0"));
assert_invalid_input("metadata", fs::metadata("\0"));
assert_invalid_input("symlink_metadata", fs::symlink_metadata("\0"));
// If `dummy_file` does not exist, then we might get another unrelated error
let dummy_file = std::env::current_exe().unwrap();
assert_invalid_input("rename1", fs::rename("\0", "a"));
assert_invalid_input("rename2", fs::rename(&dummy_file, "\0"));
assert_invalid_input("copy1", fs::copy("\0", "a"));
assert_invalid_input("copy2", fs::copy(&dummy_file, "\0"));
assert_invalid_input("hard_link1", fs::hard_link("\0", "a"));
assert_invalid_input("hard_link2", fs::hard_link(&dummy_file, "\0"));
assert_invalid_input("soft_link1", fs::soft_link("\0", "a"));
assert_invalid_input("soft_link2", fs::soft_link(&dummy_file, "\0"));
assert_invalid_input("read_link", fs::read_link("\0"));
assert_invalid_input("canonicalize", fs::canonicalize("\0"));
assert_invalid_input("create_dir", fs::create_dir("\0"));
assert_invalid_input("create_dir_all", fs::create_dir_all("\0"));
assert_invalid_input("remove_dir", fs::remove_dir("\0"));
assert_invalid_input("remove_dir_all", fs::remove_dir_all("\0"));
assert_invalid_input("read_dir", fs::read_dir("\0"));
assert_invalid_input(
"set_permissions",
fs::set_permissions("\0", fs::metadata(".").unwrap().permissions()),
);
}
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