48 lines
1.5 KiB
Rust
48 lines
1.5 KiB
Rust
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use std::fs::{self, DirEntry};
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use std::io;
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use std::path::Path;
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#[test]
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fn test_missing_tests() {
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explore_directory(Path::new("./tests")).unwrap();
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}
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/*
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Test for missing files.
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Since rs files are alphabetically before stderr/stdout, we can sort by the full name
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and iter in that order. If we've seen the file stem for the first time and it's not
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a rust file, it means the rust file has to be missing.
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*/
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fn explore_directory(dir: &Path) -> io::Result<()> {
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let mut current_file = String::new();
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let mut files: Vec<DirEntry> = fs::read_dir(dir)?.filter_map(Result::ok).collect();
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files.sort_by_key(|e| e.path());
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for entry in files.iter() {
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let path = entry.path();
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if path.is_dir() {
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explore_directory(&path)?;
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} else {
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let file_stem = path.file_stem().unwrap().to_str().unwrap().to_string();
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match path.extension() {
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Some(ext) => {
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match ext.to_str().unwrap() {
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"rs" => current_file = file_stem.clone(),
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"stderr" | "stdout" => {
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assert_eq!(
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file_stem,
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current_file,
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"{}",
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format!("Didn't see a test file for {:}", path.to_str().unwrap())
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);
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},
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_ => continue,
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};
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},
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None => {},
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}
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}
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}
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Ok(())
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}
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