From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/tools/clippy/tests/integration.rs | 89 +++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 src/tools/clippy/tests/integration.rs

(limited to 'src/tools/clippy/tests/integration.rs')

diff --git a/src/tools/clippy/tests/integration.rs b/src/tools/clippy/tests/integration.rs
new file mode 100644
index 000000000..c64425fa0
--- /dev/null
+++ b/src/tools/clippy/tests/integration.rs
@@ -0,0 +1,89 @@
+#![cfg(feature = "integration")]
+#![cfg_attr(feature = "deny-warnings", deny(warnings))]
+#![warn(rust_2018_idioms, unused_lifetimes)]
+
+use std::env;
+use std::ffi::OsStr;
+use std::process::Command;
+
+#[cfg_attr(feature = "integration", test)]
+fn integration_test() {
+    let repo_name = env::var("INTEGRATION").expect("`INTEGRATION` var not set");
+    let repo_url = format!("https://github.com/{}", repo_name);
+    let crate_name = repo_name
+        .split('/')
+        .nth(1)
+        .expect("repo name should have format `<org>/<name>`");
+
+    let mut repo_dir = tempfile::tempdir().expect("couldn't create temp dir").into_path();
+    repo_dir.push(crate_name);
+
+    let st = Command::new("git")
+        .args(&[
+            OsStr::new("clone"),
+            OsStr::new("--depth=1"),
+            OsStr::new(&repo_url),
+            OsStr::new(&repo_dir),
+        ])
+        .status()
+        .expect("unable to run git");
+    assert!(st.success());
+
+    let root_dir = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    let target_dir = std::path::Path::new(&root_dir).join("target");
+    let clippy_binary = target_dir.join(env!("PROFILE")).join("cargo-clippy");
+
+    let output = Command::new(clippy_binary)
+        .current_dir(repo_dir)
+        .env("RUST_BACKTRACE", "full")
+        .env("CARGO_TARGET_DIR", target_dir)
+        .args(&[
+            "clippy",
+            "--all-targets",
+            "--all-features",
+            "--",
+            "--cap-lints",
+            "warn",
+            "-Wclippy::pedantic",
+            "-Wclippy::nursery",
+        ])
+        .output()
+        .expect("unable to run clippy");
+
+    let stderr = String::from_utf8_lossy(&output.stderr);
+    if stderr.contains("internal compiler error") {
+        let backtrace_start = stderr
+            .find("thread 'rustc' panicked at")
+            .expect("start of backtrace not found");
+        let backtrace_end = stderr
+            .rfind("error: internal compiler error")
+            .expect("end of backtrace not found");
+
+        panic!(
+            "internal compiler error\nBacktrace:\n\n{}",
+            &stderr[backtrace_start..backtrace_end]
+        );
+    } else if stderr.contains("query stack during panic") {
+        panic!("query stack during panic in the output");
+    } else if stderr.contains("E0463") {
+        // Encountering E0463 (can't find crate for `x`) did _not_ cause the build to fail in the
+        // past. Even though it should have. That's why we explicitly panic here.
+        // See PR #3552 and issue #3523 for more background.
+        panic!("error: E0463");
+    } else if stderr.contains("E0514") {
+        panic!("incompatible crate versions");
+    } else if stderr.contains("failed to run `rustc` to learn about target-specific information") {
+        panic!("couldn't find librustc_driver, consider setting `LD_LIBRARY_PATH`");
+    } else {
+        assert!(
+            !stderr.contains("toolchain") || !stderr.contains("is not installed"),
+            "missing required toolchain"
+        );
+    }
+
+    match output.status.code() {
+        Some(0) => println!("Compilation successful"),
+        Some(code) => eprintln!("Compilation failed. Exit code: {}", code),
+        None => panic!("Process terminated by signal"),
+    }
+}
-- 
cgit v1.2.3