1 #![cfg(feature = "integration")]
5 use std::process::Command;
7 #[cfg_attr(feature = "integration", test)]
8 fn integration_test() {
9 let repo_name = env::var("INTEGRATION").expect("`INTEGRATION` var not set");
10 let repo_url = format!("https://github.com/{}", repo_name);
11 let crate_name = repo_name
14 .expect("repo name should have format `<org>/<name>`");
16 let mut repo_dir = tempfile::tempdir().expect("couldn't create temp dir").into_path();
17 repo_dir.push(crate_name);
19 let st = Command::new("git")
22 OsStr::new("--depth=1"),
23 OsStr::new(&repo_url),
24 OsStr::new(&repo_dir),
27 .expect("unable to run git");
28 assert!(st.success());
30 let root_dir = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"));
31 let target_dir = std::path::Path::new(&root_dir).join("target");
32 let clippy_binary = target_dir.join(env!("PROFILE")).join("cargo-clippy");
34 let output = Command::new(clippy_binary)
35 .current_dir(repo_dir)
36 .env("RUST_BACKTRACE", "full")
37 .env("CARGO_TARGET_DIR", target_dir)
49 .expect("unable to run clippy");
51 let stderr = String::from_utf8_lossy(&output.stderr);
52 if stderr.contains("internal compiler error") {
53 let backtrace_start = stderr
54 .find("thread 'rustc' panicked at")
55 .expect("start of backtrace not found");
56 let backtrace_end = stderr
57 .rfind("error: internal compiler error")
58 .expect("end of backtrace not found");
61 "internal compiler error\nBacktrace:\n\n{}",
62 &stderr[backtrace_start..backtrace_end]
64 } else if stderr.contains("query stack during panic") {
65 panic!("query stack during panic in the output");
66 } else if stderr.contains("E0463") {
67 // Encountering E0463 (can't find crate for `x`) did _not_ cause the build to fail in the
68 // past. Even though it should have. That's why we explicitly panic here.
69 // See PR #3552 and issue #3523 for more background.
70 panic!("error: E0463");
71 } else if stderr.contains("E0514") {
72 panic!("incompatible crate versions");
73 } else if stderr.contains("failed to run `rustc` to learn about target-specific information") {
74 panic!("couldn't find librustc_driver, consider setting `LD_LIBRARY_PATH`");
75 } else if stderr.contains("toolchain") && stderr.contains("is not installed") {
76 panic!("missing required toolchain");
79 match output.status.code() {
80 Some(0) => println!("Compilation successful"),
81 Some(code) => eprintln!("Compilation failed. Exit code: {}", code),
82 None => panic!("Process terminated by signal"),