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|
mod progress;
use self::progress::Progress;
use anyhow::Result;
use flate2::read::GzDecoder;
use std::fs;
use std::path::Path;
use tar::Archive;
use walkdir::DirEntry;
const REVISION: &str = "52e3dffa50cfffdcfa145c0cc0ba48b49abc0c07";
#[rustfmt::skip]
static EXCLUDE: &[&str] = &[
// Compile-fail expr parameter in const generic position: f::<1 + 2>()
"src/test/ui/const-generics/closing-args-token.rs",
"src/test/ui/const-generics/const-expression-parameter.rs",
// Deprecated anonymous parameter syntax in traits
"src/test/ui/issues/issue-13105.rs",
"src/test/ui/issues/issue-13775.rs",
"src/test/ui/issues/issue-34074.rs",
"src/test/ui/proc-macro/trait-fn-args-2015.rs",
// Not actually test cases
"src/test/rustdoc-ui/test-compile-fail2.rs",
"src/test/rustdoc-ui/test-compile-fail3.rs",
"src/test/ui/include-single-expr-helper.rs",
"src/test/ui/include-single-expr-helper-1.rs",
"src/test/ui/json-bom-plus-crlf-multifile-aux.rs",
"src/test/ui/lint/expansion-time-include.rs",
"src/test/ui/macros/auxiliary/macro-comma-support.rs",
"src/test/ui/macros/auxiliary/macro-include-items-expr.rs",
"src/test/ui/parser/auxiliary/issue-21146-inc.rs",
];
pub fn base_dir_filter(entry: &DirEntry) -> bool {
let path = entry.path();
if path.is_dir() {
return true; // otherwise walkdir does not visit the files
}
if path.extension().map(|e| e != "rs").unwrap_or(true) {
return false;
}
let mut path_string = path.to_string_lossy();
if cfg!(windows) {
path_string = path_string.replace('\\', "/").into();
}
let path = if let Some(path) = path_string.strip_prefix("tests/rust/") {
path
} else {
panic!("unexpected path in Rust dist: {}", path_string);
};
if path.starts_with("src/test/compile-fail") || path.starts_with("src/test/rustfix") {
return false;
}
if path.starts_with("src/test/ui") {
let stderr_path = entry.path().with_extension("stderr");
if stderr_path.exists() {
// Expected to fail in some way
return false;
}
}
!EXCLUDE.contains(&path)
}
#[allow(dead_code)]
pub fn edition(path: &Path) -> &'static str {
if path.ends_with("dyn-2015-no-warnings-without-lints.rs") {
"2015"
} else {
"2018"
}
}
pub fn clone_rust() {
let needs_clone = match fs::read_to_string("tests/rust/COMMIT") {
Err(_) => true,
Ok(contents) => contents.trim() != REVISION,
};
if needs_clone {
download_and_unpack().unwrap();
}
let mut missing = String::new();
let test_src = Path::new("tests/rust");
for exclude in EXCLUDE {
if !test_src.join(exclude).exists() {
missing += "\ntests/rust/";
missing += exclude;
}
}
if !missing.is_empty() {
panic!("excluded test file does not exist:{}\n", missing);
}
}
fn download_and_unpack() -> Result<()> {
let url = format!(
"https://github.com/rust-lang/rust/archive/{}.tar.gz",
REVISION
);
let response = reqwest::blocking::get(&url)?.error_for_status()?;
let progress = Progress::new(response);
let decoder = GzDecoder::new(progress);
let mut archive = Archive::new(decoder);
let prefix = format!("rust-{}", REVISION);
let tests_rust = Path::new("tests/rust");
if tests_rust.exists() {
fs::remove_dir_all(tests_rust)?;
}
for entry in archive.entries()? {
let mut entry = entry?;
let path = entry.path()?;
if path == Path::new("pax_global_header") {
continue;
}
let relative = path.strip_prefix(&prefix)?;
let out = tests_rust.join(relative);
entry.unpack(&out)?;
}
fs::write("tests/rust/COMMIT", REVISION)?;
Ok(())
}
|
