1 // Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution.
4 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
5 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
7 // option. This file may not be copied, modified, or distributed
8 // except according to those terms.
12 extern crate compiletest_rs as compiletest;
15 use std::env::{set_var, var};
19 use std::path::{Path, PathBuf};
20 use std::process::Command;
22 fn clippy_driver_path() -> PathBuf {
23 if let Some(path) = option_env!("CLIPPY_DRIVER_PATH") {
26 PathBuf::from(concat!("target/", env!("PROFILE"), "/clippy-driver"))
30 fn host_libs() -> PathBuf {
31 if let Some(path) = option_env!("HOST_LIBS") {
34 Path::new("target").join(env!("PROFILE"))
38 fn rustc_test_suite() -> Option<PathBuf> {
39 option_env!("RUSTC_TEST_SUITE").map(PathBuf::from)
42 fn rustc_lib_path() -> PathBuf {
43 option_env!("RUSTC_LIB_PATH").unwrap().into()
46 fn rustc_sysroot_path() -> PathBuf {
47 option_env!("SYSROOT")
49 .or_else(|| std::env::var("SYSROOT").ok())
51 let home = option_env!("RUSTUP_HOME").or(option_env!("MULTIRUST_HOME"));
52 let toolchain = option_env!("RUSTUP_TOOLCHAIN").or(option_env!("MULTIRUST_TOOLCHAIN"));
53 home.and_then(|home| toolchain.map(|toolchain| format!("{}/toolchains/{}", home, toolchain)))
61 .and_then(|out| String::from_utf8(out.stdout).ok())
62 .map(|s| s.trim().to_owned())
64 .expect("need to specify SYSROOT env var during clippy compilation, or use rustup or multirust")
68 fn config(mode: &str, dir: PathBuf) -> compiletest::Config {
69 let mut config = compiletest::Config::default();
71 let cfg_mode = mode.parse().expect("Invalid mode");
72 if let Ok(name) = var::<&str>("TESTNAME") {
73 let s: String = name.to_owned();
74 config.filter = Some(s)
77 if rustc_test_suite().is_some() {
78 config.run_lib_path = rustc_lib_path();
79 config.compile_lib_path = rustc_lib_path();
81 config.target_rustcflags = Some(format!(
82 "-L {0} -L {0}/deps -Dwarnings --sysroot {1}",
83 host_libs().display(),
84 rustc_sysroot_path().display()
87 config.mode = cfg_mode;
88 config.build_base = if rustc_test_suite().is_some() {
89 // we don't need access to the stderr files on travis
90 let mut path = PathBuf::from(env!("OUT_DIR"));
91 path.push("test_build_base");
94 let mut path = std::env::current_dir().unwrap();
95 path.push("target/debug/test_build_base");
98 config.src_base = dir;
99 config.rustc_path = clippy_driver_path();
103 fn run_mode(mode: &str, dir: PathBuf) {
104 let cfg = config(mode, dir);
105 // clean rmeta data, otherwise "cargo check; cargo test" fails (#2896)
107 compiletest::run_tests(&cfg);
110 fn run_ui_toml_tests(config: &compiletest::Config, mut tests: Vec<test::TestDescAndFn>) -> Result<bool, io::Error> {
111 let mut result = true;
112 let opts = compiletest::test_opts(config);
113 for dir in fs::read_dir(&config.src_base)? {
115 if !dir.file_type()?.is_dir() {
118 let dir_path = dir.path();
119 set_var("CARGO_MANIFEST_DIR", &dir_path);
120 for file in fs::read_dir(&dir_path)? {
122 let file_path = file.path();
123 if !file.file_type()?.is_file() {
126 if file_path.extension() != Some(OsStr::new("rs")) {
129 let paths = compiletest::common::TestPaths {
131 base: config.src_base.clone(),
132 relative_dir: dir_path.file_name().unwrap().into(),
134 let test_name = compiletest::make_test_name(&config, &paths);
137 .position(|test| test.desc.name == test_name)
138 .expect("The test should be in there");
139 result &= test::run_tests_console(&opts, vec![tests.swap_remove(index)])?;
146 let path = PathBuf::from("tests/ui-toml").canonicalize().unwrap();
147 let config = config("ui", path);
148 let tests = compiletest::make_tests(&config);
150 let res = run_ui_toml_tests(&config, tests);
153 Ok(false) => panic!("Some tests failed"),
155 println!("I/O failure during tests: {:?}", e);
161 set_var("CLIPPY_DISABLE_DOCS_LINKS", "true");
162 set_var("CLIPPY_TESTS", "true");
163 //set_var("RUST_BACKTRACE", "0");
169 run_mode("run-pass", "tests/run-pass".into());
170 run_mode("ui", "tests/ui".into());