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