#![allow(clippy::single_match_else)] use rustc_tools_util::VersionInfo; #[test] fn check_that_clippy_lints_and_clippy_utils_have_the_same_version_as_clippy() { // do not run this test inside the upstream rustc repo: // https://github.com/rust-lang/rust-clippy/issues/6683 if option_env!("RUSTC_TEST_SUITE").is_some() { return; } let clippy_meta = cargo_metadata::MetadataCommand::new() .no_deps() .exec() .expect("could not obtain cargo metadata"); for krate in &["clippy_lints", "clippy_utils"] { let krate_meta = cargo_metadata::MetadataCommand::new() .current_dir(std::env::current_dir().unwrap().join(krate)) .no_deps() .exec() .expect("could not obtain cargo metadata"); assert_eq!(krate_meta.packages[0].version, clippy_meta.packages[0].version); for package in &clippy_meta.packages[0].dependencies { if package.name == *krate { assert!(package.req.matches(&krate_meta.packages[0].version)); break; } } } } #[test] fn check_that_clippy_has_the_same_major_version_as_rustc() { // do not run this test inside the upstream rustc repo: // https://github.com/rust-lang/rust-clippy/issues/6683 if option_env!("RUSTC_TEST_SUITE").is_some() { return; } let clippy_version = rustc_tools_util::get_version_info!(); let clippy_major = clippy_version.major; let clippy_minor = clippy_version.minor; let clippy_patch = clippy_version.patch; // get the rustc version either from the rustc installed with the toolchain file or from // `RUSTC_REAL` if Clippy is build in the Rust repo with `./x.py`. let rustc = std::env::var("RUSTC_REAL").unwrap_or_else(|_| "rustc".to_string()); let rustc_version = String::from_utf8( std::process::Command::new(&rustc) .arg("--version") .output() .expect("failed to run `rustc --version`") .stdout, ) .unwrap(); // extract "1 XX 0" from "rustc 1.XX.0-nightly (<commit> <date>)" let vsplit: Vec<&str> = rustc_version .split(' ') .nth(1) .unwrap() .split('-') .next() .unwrap() .split('.') .collect(); match vsplit.as_slice() { [rustc_major, rustc_minor, _rustc_patch] => { // clippy 0.1.XX should correspond to rustc 1.XX.0 assert_eq!(clippy_major, 0); // this will probably stay the same for a long time assert_eq!( clippy_minor.to_string(), *rustc_major, "clippy minor version does not equal rustc major version" ); assert_eq!( clippy_patch.to_string(), *rustc_minor, "clippy patch version does not equal rustc minor version" ); // do not check rustc_patch because when a stable-patch-release is made (like 1.50.2), // we don't want our tests failing suddenly }, _ => { panic!("Failed to parse rustc version: {:?}", vsplit); }, }; }