108 lines
3.7 KiB
Rust
108 lines
3.7 KiB
Rust
#![feature(once_cell)]
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use std::path::PathBuf;
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use std::process::Command;
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use test_utils::{CARGO_CLIPPY_PATH, IS_RUSTC_TEST_SUITE};
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mod test_utils;
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#[test]
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fn test_no_deps_ignores_path_deps_in_workspaces() {
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if IS_RUSTC_TEST_SUITE {
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return;
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}
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let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
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let target_dir = root.join("target").join("workspace_test");
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let cwd = root.join("tests/workspace_test");
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// Make sure we start with a clean state
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Command::new("cargo")
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.current_dir(&cwd)
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.env("CARGO_TARGET_DIR", &target_dir)
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.arg("clean")
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.args(&["-p", "subcrate"])
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.args(&["-p", "path_dep"])
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.output()
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.unwrap();
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// `path_dep` is a path dependency of `subcrate` that would trigger a denied lint.
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// Make sure that with the `--no-deps` argument Clippy does not run on `path_dep`.
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let output = Command::new(&*CARGO_CLIPPY_PATH)
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.current_dir(&cwd)
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.env("CARGO_INCREMENTAL", "0")
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.env("CARGO_TARGET_DIR", &target_dir)
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.arg("clippy")
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.args(&["-p", "subcrate"])
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.arg("--no-deps")
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.arg("--")
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.arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
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.args(&["--cfg", r#"feature="primary_package_test""#])
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.output()
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.unwrap();
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println!("status: {}", output.status);
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println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
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println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
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assert!(output.status.success());
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let lint_path_dep = || {
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// Test that without the `--no-deps` argument, `path_dep` is linted.
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let output = Command::new(&*CARGO_CLIPPY_PATH)
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.current_dir(&cwd)
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.env("CARGO_INCREMENTAL", "0")
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.env("CARGO_TARGET_DIR", &target_dir)
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.arg("clippy")
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.args(&["-p", "subcrate"])
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.arg("--")
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.arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
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.args(&["--cfg", r#"feature="primary_package_test""#])
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.output()
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.unwrap();
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println!("status: {}", output.status);
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println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
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println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
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assert!(!output.status.success());
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assert!(
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String::from_utf8(output.stderr)
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.unwrap()
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.contains("error: empty `loop {}` wastes CPU cycles")
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);
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};
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// Make sure Cargo is aware of the removal of `--no-deps`.
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lint_path_dep();
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let successful_build = || {
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let output = Command::new(&*CARGO_CLIPPY_PATH)
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.current_dir(&cwd)
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.env("CARGO_INCREMENTAL", "0")
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.env("CARGO_TARGET_DIR", &target_dir)
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.arg("clippy")
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.args(&["-p", "subcrate"])
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.arg("--")
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.arg("-Cdebuginfo=0") // disable debuginfo to generate less data in the target dir
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.output()
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.unwrap();
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println!("status: {}", output.status);
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println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
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println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
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assert!(output.status.success());
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output
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};
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// Trigger a successful build, so Cargo would like to cache the build result.
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successful_build();
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// Make sure there's no spurious rebuild when nothing changes.
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let stderr = String::from_utf8(successful_build().stderr).unwrap();
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assert!(!stderr.contains("Compiling"));
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assert!(!stderr.contains("Checking"));
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assert!(stderr.contains("Finished"));
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// Make sure Cargo is aware of the new `--cfg` flag.
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lint_path_dep();
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}
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