+#![cfg_attr(feature = "deny-warnings", deny(warnings))]
+#![warn(rust_2018_idioms, unused_lifetimes)]
#![allow(clippy::single_match_else)]
+
use rustc_tools_util::VersionInfo;
+use std::fs;
#[test]
fn check_that_clippy_lints_and_clippy_utils_have_the_same_version_as_clippy() {
- let clippy_meta = cargo_metadata::MetadataCommand::new()
- .no_deps()
- .exec()
- .expect("could not obtain cargo metadata");
+ fn read_version(path: &str) -> String {
+ let contents = fs::read_to_string(path).unwrap_or_else(|e| panic!("error reading `{}`: {:?}", path, e));
+ contents
+ .lines()
+ .filter_map(|l| l.split_once('='))
+ .find_map(|(k, v)| (k.trim() == "version").then(|| v.trim()))
+ .unwrap_or_else(|| panic!("error finding version in `{}`", path))
+ .to_string()
+ }
- 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;
- }
- }
+ // 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 = read_version("Cargo.toml");
+ let clippy_lints_version = read_version("clippy_lints/Cargo.toml");
+ let clippy_utils_version = read_version("clippy_utils/Cargo.toml");
+
+ assert_eq!(clippy_version, clippy_lints_version);
+ assert_eq!(clippy_version, clippy_utils_version);
}
#[test]