tests/dogfood.rs

   1 use lazy_static::lazy_static;
   2 use std::path::PathBuf;
   3 use std::process::Command;
   4
   5 #[allow(dead_code)]
   6 mod cargo;
   7
   8 lazy_static! {
   9     static ref CLIPPY_PATH: PathBuf = {
  10         let build_info = cargo::BuildInfo::new();
  11         build_info.target_lib().join("cargo-clippy")
  12     };
  13 }
  14
  15 #[test]
  16 fn dogfood_clippy() {
  17     // run clippy on itself and fail the test if lint warnings are reported
  18     if option_env!("RUSTC_TEST_SUITE").is_some() || cfg!(windows) {
  19         return;
  20     }
  21     let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
  22
  23     let output = Command::new(&*CLIPPY_PATH)
  24         .current_dir(root_dir)
  25         .env("CLIPPY_DOGFOOD", "1")
  26         .env("CARGO_INCREMENTAL", "0")
  27         .arg("clippy-preview")
  28         .arg("--all-targets")
  29         .arg("--all-features")
  30         .arg("--")
  31         .args(&["-D", "clippy::all"])
  32         .args(&["-D", "clippy::internal"])
  33         .args(&["-D", "clippy::pedantic"])
  34         .arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
  35         .output()
  36         .unwrap();
  37     println!("status: {}", output.status);
  38     println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
  39     println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
  40
  41     assert!(output.status.success());
  42 }
  43
  44 #[test]
  45 fn dogfood_subprojects() {
  46     // run clippy on remaining subprojects and fail the test if lint warnings are reported
  47     if option_env!("RUSTC_TEST_SUITE").is_some() || cfg!(windows) {
  48         return;
  49     }
  50     let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
  51
  52     for d in &[
  53         "clippy_workspace_tests",
  54         "clippy_workspace_tests/src",
  55         "clippy_workspace_tests/subcrate",
  56         "clippy_workspace_tests/subcrate/src",
  57         "clippy_dev",
  58         "rustc_tools_util",
  59     ] {
  60         let output = Command::new(&*CLIPPY_PATH)
  61             .current_dir(root_dir.join(d))
  62             .env("CLIPPY_DOGFOOD", "1")
  63             .env("CARGO_INCREMENTAL", "0")
  64             .arg("clippy")
  65             .arg("--")
  66             .args(&["-D", "clippy::all"])
  67             .args(&["-D", "clippy::pedantic"])
  68             .arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
  69             .output()
  70             .unwrap();
  71         println!("status: {}", output.status);
  72         println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
  73         println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
  74
  75         assert!(output.status.success());
  76     }
  77 }