1 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 //! Tidy check to ensure `#[test]` is not used directly inside `libcore`.
13 //! `#![no_core]` libraries cannot be tested directly due to duplicating lang
14 //! item. All tests must be written externally in `libcore/tests`.
17 use std::fs::read_to_string;
19 pub fn check(path: &Path, bad: &mut bool) {
20 let libcore_path = path.join("libcore");
23 &mut |subpath| t!(subpath.strip_prefix(&libcore_path)).starts_with("tests"),
25 if t!(read_to_string(subpath)).contains("#[test]") {
28 "{} contains #[test]; libcore tests must be placed inside `src/libcore/tests/`",