Add test to make sure it works

src/meta.rs

@@ -23,7 +23,7 @@ pub mod coverart {
         song_filepath: &String,
         coverart_filepath: &String,
     ) -> Result<Vec<u8>, std::io::Error> {
-        let _coverart_path = std::path::Path::new(coverart_filepath);
+        let coverart_path = std::path::Path::new(coverart_filepath);
 
         match std::fs::File::open(song_filepath) {
             Ok(mut file) => {
@@ -31,7 +31,32 @@ pub mod coverart {
                     &mut file,
                     lofty::config::ParseOptions::new(),
                 ) {
-                    Ok(flac_file) => {
+                    Ok(mut flac_file) => {
+                        let mut coverart_file = std::fs::File::open(coverart_path).unwrap();
+                        match lofty::picture::Picture::from_reader(&mut coverart_file) {
+                            Ok(pic) => {
+                                match lofty::picture::PictureInformation::from_picture(&pic) {
+                                    Ok(info) => {
+                                        flac_file.set_picture(0, pic, info);
+                                        Ok(Vec::new())
+                                    }
+                                    Err(err) => Err(std::io::Error::new(
+                                        std::io::ErrorKind::InvalidData,
+                                        err.to_string(),
+                                    )),
+                                }
+                            }
+                            Err(err) => Err(std::io::Error::new(
+                                std::io::ErrorKind::InvalidData,
+                                err.to_string(),
+                            )),
+                        }
+
+                        /*
+                        let mut bytes: Vec<u8> = Vec::new();
+                        lofty::picture::Picture::from_flac_bytes(bytes, false, lofty::config::ParsingMode::BestAttempt);
+                        flac_file.set_picture(0, picture, info);
+
                         let pictures = flac_file.pictures();
                         let res = pictures.to_vec();
                         if !res.is_empty() {
@@ -40,6 +65,7 @@ pub mod coverart {
                         } else {
                             Ok(Vec::new())
                         }
+                        */
                     }
                     Err(err) => Err(std::io::Error::new(
                         std::io::ErrorKind::InvalidData,