rust/tests/dogfood.rs
2020-10-06 08:20:18 +02:00

76 lines
2.4 KiB
Rust

// Dogfood cannot run on Windows
#![cfg(not(windows))]
#![feature(once_cell)]
use std::lazy::SyncLazy;
use std::path::PathBuf;
use std::process::Command;
mod cargo;
static CLIPPY_PATH: SyncLazy<PathBuf> = SyncLazy::new(|| cargo::TARGET_LIB.join("cargo-clippy"));
#[test]
fn dogfood_clippy() {
// run clippy on itself and fail the test if lint warnings are reported
if cargo::is_rustc_test_suite() {
return;
}
let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
let output = Command::new(&*CLIPPY_PATH)
.current_dir(root_dir)
.env("CLIPPY_DOGFOOD", "1")
.env("CARGO_INCREMENTAL", "0")
.arg("clippy-preview")
.arg("--all-targets")
.arg("--all-features")
.arg("--")
.args(&["-D", "clippy::all"])
.args(&["-D", "clippy::internal"])
.args(&["-D", "clippy::pedantic"])
.arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
.output()
.unwrap();
println!("status: {}", output.status);
println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
assert!(output.status.success());
}
#[test]
fn dogfood_subprojects() {
// run clippy on remaining subprojects and fail the test if lint warnings are reported
if cargo::is_rustc_test_suite() {
return;
}
let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
for d in &[
"clippy_workspace_tests",
"clippy_workspace_tests/src",
"clippy_workspace_tests/subcrate",
"clippy_workspace_tests/subcrate/src",
"clippy_dev",
"rustc_tools_util",
] {
let output = Command::new(&*CLIPPY_PATH)
.current_dir(root_dir.join(d))
.env("CLIPPY_DOGFOOD", "1")
.env("CARGO_INCREMENTAL", "0")
.arg("clippy")
.arg("--")
.args(&["-D", "clippy::all"])
.args(&["-D", "clippy::pedantic"])
.arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
.output()
.unwrap();
println!("status: {}", output.status);
println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
assert!(output.status.success());
}
}