src/test/ui/paths-containing-nul.rs

   1 // run-pass
   2
   3 #![allow(deprecated)]
   4 // ignore-cloudabi no files or I/O
   5 // ignore-wasm32-bare no files or I/O
   6 // ignore-emscripten no files
   7 // ignore-sgx no files
   8
   9 use std::fs;
  10 use std::io;
  11
  12 fn assert_invalid_input<T>(on: &str, result: io::Result<T>) {
  13     fn inner(on: &str, result: io::Result<()>) {
  14         match result {
  15             Ok(()) => panic!("{} didn't return an error on a path with NUL", on),
  16             Err(e) => assert!(e.kind() == io::ErrorKind::InvalidInput,
  17                               "{} returned a strange {:?} on a path with NUL", on, e.kind()),
  18         }
  19     }
  20     inner(on, result.map(drop))
  21 }
  22
  23 fn main() {
  24     assert_invalid_input("File::open", fs::File::open("\0"));
  25     assert_invalid_input("File::create", fs::File::create("\0"));
  26     assert_invalid_input("remove_file", fs::remove_file("\0"));
  27     assert_invalid_input("metadata", fs::metadata("\0"));
  28     assert_invalid_input("symlink_metadata", fs::symlink_metadata("\0"));
  29
  30     // If `dummy_file` does not exist, then we might get another unrelated error
  31     let dummy_file = std::env::current_exe().unwrap();
  32
  33     assert_invalid_input("rename1", fs::rename("\0", "a"));
  34     assert_invalid_input("rename2", fs::rename(&dummy_file, "\0"));
  35     assert_invalid_input("copy1", fs::copy("\0", "a"));
  36     assert_invalid_input("copy2", fs::copy(&dummy_file, "\0"));
  37     assert_invalid_input("hard_link1", fs::hard_link("\0", "a"));
  38     assert_invalid_input("hard_link2", fs::hard_link(&dummy_file, "\0"));
  39     assert_invalid_input("soft_link1", fs::soft_link("\0", "a"));
  40     assert_invalid_input("soft_link2", fs::soft_link(&dummy_file, "\0"));
  41     assert_invalid_input("read_link", fs::read_link("\0"));
  42     assert_invalid_input("canonicalize", fs::canonicalize("\0"));
  43     assert_invalid_input("create_dir", fs::create_dir("\0"));
  44     assert_invalid_input("create_dir_all", fs::create_dir_all("\0"));
  45     assert_invalid_input("remove_dir", fs::remove_dir("\0"));
  46     assert_invalid_input("remove_dir_all", fs::remove_dir_all("\0"));
  47     assert_invalid_input("read_dir", fs::read_dir("\0"));
  48     assert_invalid_input("set_permissions",
  49                          fs::set_permissions("\0", fs::metadata(".").unwrap().permissions()));
  50 }