lofty-rs/tests/io.rs

use audiotags::{MimeType, Picture, Tag};
use beef::lean::Cow;

macro_rules! test_file {
    ( $function:ident, $file:expr ) => {
        #[test]
        fn $function() {
            let mut tags = Tag::default().read_from_path($file).unwrap();
            tags.set_title("foo title");
            assert_eq!(tags.title(), Some("foo title"));
            tags.remove_title();
            assert!(tags.title().is_none());
            tags.remove_title(); // should not panic

            tags.set_artist("foo artist");
            assert_eq!(tags.artist(), Some("foo artist"));
            tags.remove_artist();
            assert!(tags.artist().is_none());
            tags.remove_artist();

            tags.set_year(2020);
            assert_eq!(tags.year(), Some(2020));
            tags.remove_year();
            assert!(tags.year().is_none());
            tags.remove_year();

            tags.set_album_title("foo album title");
            assert_eq!(tags.album_title(), Some("foo album title"));
            tags.remove_album_title();
            assert!(tags.album_title().is_none());
            tags.remove_album_title();

            tags.set_album_artist("foo album artist");
            assert_eq!(tags.album_artist(), Some("foo album artist"));
            tags.remove_album_artist();
            assert!(tags.album_artist().is_none());
            tags.remove_album_artist();

            let cover = Picture {
                mime_type: MimeType::Jpeg,
                data: Cow::owned(vec![0u8; 10]),
            };

            tags.set_album_cover(cover.clone());
            assert_eq!(tags.album_cover(), Some(cover));
            tags.remove_album_cover();
            assert!(tags.album_cover().is_none());
            tags.remove_album_cover();
        }
    };
}

test_file!(test_mp3, "assets/a.mp3");
test_file!(test_m4a, "assets/a.m4a");
test_file!(test_flac, "assets/a.flac");