refactor: migration Clean Architecture — module commands avec render et watch

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src-tauri/src/infrastructure/file_repository.rs

@@ -23,3 +23,76 @@ pub fn collect_md_files(dir: &Path, result: &mut Vec<String>) -> std::io::Result
 pub fn read_file(path: &str) -> Result<String, String> {
     fs::read_to_string(path).map_err(|e| e.to_string())
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use std::path::PathBuf;
+
+    fn tmpdir(name: &str) -> PathBuf {
+        std::env::temp_dir().join(name)
+    }
+
+    #[test]
+    fn collect_md_flat() {
+        let dir = tmpdir("pena_collect_flat");
+        fs::create_dir_all(&dir).unwrap();
+        fs::write(dir.join("a.md"), "").unwrap();
+        fs::write(dir.join("b.md"), "").unwrap();
+        fs::write(dir.join("c.txt"), "").unwrap();
+        let mut result = Vec::new();
+        collect_md_files(&dir, &mut result).unwrap();
+        result.sort();
+        fs::remove_dir_all(&dir).unwrap();
+        assert_eq!(result.len(), 2);
+        assert!(result[0].ends_with("a.md"));
+        assert!(result[1].ends_with("b.md"));
+    }
+
+    #[test]
+    fn collect_md_recursive() {
+        let dir = tmpdir("pena_collect_recursive");
+        let sub = dir.join("docs");
+        fs::create_dir_all(&sub).unwrap();
+        fs::write(dir.join("Home.md"), "").unwrap();
+        fs::write(sub.join("Page.md"), "").unwrap();
+        let mut result = Vec::new();
+        collect_md_files(&dir, &mut result).unwrap();
+        fs::remove_dir_all(&dir).unwrap();
+        assert_eq!(result.len(), 2);
+    }
+
+    #[test]
+    fn collect_md_ignores_hidden_dir() {
+        let dir = tmpdir("pena_collect_hidden_dir");
+        let hidden = dir.join(".hidden");
+        fs::create_dir_all(&hidden).unwrap();
+        fs::write(dir.join("visible.md"), "").unwrap();
+        fs::write(hidden.join("secret.md"), "").unwrap();
+        let mut result = Vec::new();
+        collect_md_files(&dir, &mut result).unwrap();
+        fs::remove_dir_all(&dir).unwrap();
+        assert_eq!(result.len(), 1);
+        assert!(result[0].ends_with("visible.md"));
+    }
+
+    #[test]
+    fn collect_md_ignores_hidden_file() {
+        let dir = tmpdir("pena_collect_hidden_file");
+        fs::create_dir_all(&dir).unwrap();
+        fs::write(dir.join("visible.md"), "").unwrap();
+        fs::write(dir.join(".hidden.md"), "").unwrap();
+        let mut result = Vec::new();
+        collect_md_files(&dir, &mut result).unwrap();
+        fs::remove_dir_all(&dir).unwrap();
+        assert_eq!(result.len(), 1);
+        assert!(result[0].ends_with("visible.md"));
+    }
+
+    #[test]
+    fn collect_md_nonexistent_dir() {
+        let mut result = Vec::new();
+        let err = collect_md_files(Path::new("/nonexistent/path/for/pena"), &mut result);
+        assert!(err.is_err());
+    }
+}