1 //! Tidy check to ensure below in UI test directories:
2 //! - the number of entries in each directory must be less than `ENTRY_LIMIT`
3 //! - there are no stray `.stderr` files
8 const ENTRY_LIMIT: usize = 1000;
9 // FIXME: The following limits should be reduced eventually.
10 const ROOT_ENTRY_LIMIT: usize = 1102;
11 const ISSUES_ENTRY_LIMIT: usize = 2310;
12 const PARSER_LIMIT: usize = 1005;
14 fn check_entries(path: &Path, bad: &mut bool) {
15 let dirs = walkdir::WalkDir::new(&path.join("test/ui"))
17 .filter_entry(|e| e.file_type().is_dir());
19 if let Ok(dir) = dir {
20 let dir_path = dir.path();
22 // Use special values for these dirs.
23 let is_root = path.join("test/ui") == dir_path;
24 let is_issues_dir = path.join("test/ui/issues") == dir_path;
25 let is_parser = path.join("test/ui/parser") == dir_path;
26 let limit = if is_root {
28 } else if is_issues_dir {
36 let count = std::fs::read_dir(dir_path).unwrap().count();
40 "following path contains more than {} entries, \
41 you should move the test to some relevant subdirectory (current: {}): {}",
51 pub fn check(path: &Path, bad: &mut bool) {
52 check_entries(&path, bad);
53 for path in &[&path.join("test/ui"), &path.join("test/ui-fulldeps")] {
54 super::walk_no_read(path, &mut |_| false, &mut |entry| {
55 let file_path = entry.path();
56 if let Some(ext) = file_path.extension() {
57 if ext == "stderr" || ext == "stdout" {
58 // Test output filenames have one of the formats:
61 // $testname.$mode.stderr
62 // $testname.$revision.stderr
63 // $testname.$revision.$mode.stderr
66 // For now, just make sure that there is a corresponding
67 // `$testname.rs` file.
69 // NB: We do not use file_stem() as some file names have multiple `.`s and we
70 // must strip all of them.
72 file_path.file_name().unwrap().to_str().unwrap().split_once('.').unwrap().0;
73 if !file_path.with_file_name(testname).with_extension("rs").exists() {
74 tidy_error!(bad, "Stray file with UI testing output: {:?}", file_path);
77 if let Ok(metadata) = fs::metadata(file_path) {
78 if metadata.len() == 0 {
79 tidy_error!(bad, "Empty file with UI testing output: {:?}", file_path);