2021-05-06 09:51:22 +00:00
|
|
|
//! This test is a part of quality control and makes clippy eat what it produces. Awesome lints and
|
|
|
|
//! long error messages
|
|
|
|
//!
|
|
|
|
//! See [Eating your own dog food](https://en.wikipedia.org/wiki/Eating_your_own_dog_food) for context
|
|
|
|
|
2021-09-08 14:31:47 +00:00
|
|
|
#![cfg_attr(feature = "deny-warnings", deny(warnings))]
|
|
|
|
#![warn(rust_2018_idioms, unused_lifetimes)]
|
2020-02-09 05:00:49 +00:00
|
|
|
|
2023-03-10 09:53:50 +00:00
|
|
|
use itertools::Itertools;
|
2024-07-25 16:29:17 +00:00
|
|
|
use std::fs::File;
|
|
|
|
use std::io::{self, IsTerminal};
|
2021-03-12 14:30:50 +00:00
|
|
|
use std::path::PathBuf;
|
2020-02-01 17:00:48 +00:00
|
|
|
use std::process::Command;
|
2024-07-25 16:29:17 +00:00
|
|
|
use std::time::SystemTime;
|
2022-01-13 12:18:19 +00:00
|
|
|
use test_utils::IS_RUSTC_TEST_SUITE;
|
2024-07-25 16:29:17 +00:00
|
|
|
use ui_test::Args;
|
2020-02-01 17:00:48 +00:00
|
|
|
|
2022-01-13 12:18:19 +00:00
|
|
|
mod test_utils;
|
2020-02-01 17:00:48 +00:00
|
|
|
|
2024-07-25 16:29:17 +00:00
|
|
|
fn main() {
|
2022-01-13 12:18:19 +00:00
|
|
|
if IS_RUSTC_TEST_SUITE {
|
2021-03-12 14:30:50 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2024-07-25 16:29:17 +00:00
|
|
|
let args = Args::test().unwrap();
|
|
|
|
|
|
|
|
if args.list {
|
|
|
|
if !args.ignored {
|
|
|
|
println!("dogfood: test");
|
|
|
|
}
|
|
|
|
} else if !args.skip.iter().any(|arg| arg == "dogfood") {
|
|
|
|
if args.filters.iter().any(|arg| arg == "collect_metadata") {
|
|
|
|
collect_metadata();
|
|
|
|
} else {
|
|
|
|
dogfood();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fn dogfood() {
|
2023-03-10 09:53:50 +00:00
|
|
|
let mut failed_packages = Vec::new();
|
|
|
|
|
|
|
|
for package in [
|
2024-07-25 16:29:17 +00:00
|
|
|
"./",
|
2022-10-23 13:18:45 +00:00
|
|
|
"clippy_dev",
|
|
|
|
"clippy_lints",
|
|
|
|
"clippy_utils",
|
2023-11-02 16:35:56 +00:00
|
|
|
"clippy_config",
|
2022-10-23 13:18:45 +00:00
|
|
|
"lintcheck",
|
|
|
|
"rustc_tools_util",
|
|
|
|
] {
|
2024-07-25 16:29:17 +00:00
|
|
|
println!("linting {package}");
|
2023-03-10 09:53:50 +00:00
|
|
|
if !run_clippy_for_package(package, &["-D", "clippy::all", "-D", "clippy::pedantic"]) {
|
|
|
|
failed_packages.push(if package.is_empty() { "root" } else { package });
|
|
|
|
}
|
2018-11-21 15:14:42 +00:00
|
|
|
}
|
2023-03-10 09:53:50 +00:00
|
|
|
|
|
|
|
assert!(
|
2023-03-24 13:04:35 +00:00
|
|
|
failed_packages.is_empty(),
|
2023-03-10 09:53:50 +00:00
|
|
|
"Dogfood failed for packages `{}`",
|
2023-05-05 15:45:49 +00:00
|
|
|
failed_packages.iter().join(", "),
|
2023-03-24 13:04:35 +00:00
|
|
|
);
|
2021-05-20 10:30:31 +00:00
|
|
|
}
|
2021-03-12 14:30:50 +00:00
|
|
|
|
2024-07-25 16:29:17 +00:00
|
|
|
fn collect_metadata() {
|
|
|
|
assert!(cfg!(feature = "internal"));
|
2021-06-03 06:41:37 +00:00
|
|
|
|
|
|
|
// Setup for validation
|
2021-07-29 10:16:06 +00:00
|
|
|
let metadata_output_path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("util/gh-pages/lints.json");
|
2021-06-03 06:41:37 +00:00
|
|
|
let start_time = SystemTime::now();
|
|
|
|
|
|
|
|
// Run collection as is
|
2021-05-20 10:30:31 +00:00
|
|
|
std::env::set_var("ENABLE_METADATA_COLLECTION", "1");
|
2023-11-02 16:35:56 +00:00
|
|
|
assert!(run_clippy_for_package(
|
|
|
|
"clippy_lints",
|
|
|
|
&["-A", "unfulfilled_lint_expectations"]
|
|
|
|
));
|
2021-06-03 06:41:37 +00:00
|
|
|
|
|
|
|
// Check if cargo caching got in the way
|
|
|
|
if let Ok(file) = File::open(metadata_output_path) {
|
|
|
|
if let Ok(metadata) = file.metadata() {
|
|
|
|
if let Ok(last_modification) = metadata.modified() {
|
|
|
|
if last_modification > start_time {
|
|
|
|
// The output file has been modified. Most likely by a hungry
|
|
|
|
// metadata collection monster. So We'll return.
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Force cargo to invalidate the caches
|
|
|
|
filetime::set_file_mtime(
|
|
|
|
PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("clippy_lints/src/lib.rs"),
|
|
|
|
filetime::FileTime::now(),
|
|
|
|
)
|
|
|
|
.unwrap();
|
|
|
|
|
|
|
|
// Running the collection again
|
2023-11-02 16:35:56 +00:00
|
|
|
assert!(run_clippy_for_package(
|
|
|
|
"clippy_lints",
|
|
|
|
&["-A", "unfulfilled_lint_expectations"]
|
|
|
|
));
|
2021-05-20 10:30:31 +00:00
|
|
|
}
|
2021-03-12 14:30:50 +00:00
|
|
|
|
2023-11-02 16:35:56 +00:00
|
|
|
#[must_use]
|
2023-03-10 09:53:50 +00:00
|
|
|
fn run_clippy_for_package(project: &str, args: &[&str]) -> bool {
|
2021-05-20 10:30:31 +00:00
|
|
|
let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
|
2021-03-12 14:30:50 +00:00
|
|
|
|
2022-01-13 12:18:19 +00:00
|
|
|
let mut command = Command::new(&*test_utils::CARGO_CLIPPY_PATH);
|
2017-12-15 09:02:39 +00:00
|
|
|
|
2021-05-20 10:30:31 +00:00
|
|
|
command
|
|
|
|
.current_dir(root_dir.join(project))
|
|
|
|
.env("CARGO_INCREMENTAL", "0")
|
|
|
|
.arg("clippy")
|
|
|
|
.arg("--all-targets")
|
2022-07-18 07:39:37 +00:00
|
|
|
.arg("--all-features");
|
|
|
|
|
2024-07-25 16:29:17 +00:00
|
|
|
if !io::stdout().is_terminal() {
|
|
|
|
command.arg("-q");
|
|
|
|
}
|
|
|
|
|
2022-07-18 07:39:37 +00:00
|
|
|
if let Ok(dogfood_args) = std::env::var("__CLIPPY_DOGFOOD_ARGS") {
|
|
|
|
for arg in dogfood_args.split_whitespace() {
|
|
|
|
command.arg(arg);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
command.arg("--").args(args);
|
|
|
|
command.arg("-Cdebuginfo=0"); // disable debuginfo to generate less data in the target dir
|
2021-05-20 10:30:31 +00:00
|
|
|
|
2022-01-13 12:18:19 +00:00
|
|
|
if cfg!(feature = "internal") {
|
2022-05-05 14:12:52 +00:00
|
|
|
// internal lints only exist if we build with the internal feature
|
2022-08-31 13:24:45 +00:00
|
|
|
command.args(["-D", "clippy::internal"]);
|
2022-05-05 14:12:52 +00:00
|
|
|
} else {
|
|
|
|
// running a clippy built without internal lints on the clippy source
|
|
|
|
// that contains e.g. `allow(clippy::invalid_paths)`
|
2022-08-31 13:24:45 +00:00
|
|
|
command.args(["-A", "unknown_lints"]);
|
2017-12-15 09:02:39 +00:00
|
|
|
}
|
2020-12-20 16:19:49 +00:00
|
|
|
|
2024-07-25 16:29:17 +00:00
|
|
|
command.status().unwrap().success()
|
2017-12-15 09:02:39 +00:00
|
|
|
}
|