mp3-metadata 0.4.0

Metadata parser for MP3 files
Documentation 
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extern crate mp3_metadata;

#[test]
fn id3v2() {
    let meta = mp3_metadata::read_from_file("assets/id3v2.mp3").expect("File error");
    assert_eq!(meta.optional_info[0].position, 0);
    assert_eq!(meta.optional_info[0].major_version, 4);
    assert_eq!(meta.optional_info[0].minor_version, 0);
    assert_eq!(
        meta.optional_info[0].album_movie_show,
        Some("éൣø§".to_owned())
    );
    assert_eq!(meta.optional_info[0].bpm, None);
    assert_eq!(
        meta.optional_info[0].composers,
        vec!("not Mozart".to_owned(), "not Beethoven".to_owned())
    );
    assert_eq!(
        meta.optional_info[0].content_type,
        vec!(mp3_metadata::Genre::InstrumentalPop)
    );
    assert_eq!(
        meta.optional_info[0].copyright,
        Some("Is there?".to_owned())
    );
    assert_eq!(meta.optional_info[0].date, None);
    assert_eq!(meta.optional_info[0].playlist_delay, None);
    assert_eq!(
        meta.optional_info[0].encoded_by,
        Some("some website...".to_owned())
    );
    assert_eq!(meta.optional_info[0].text_writers.len(), 0);
    assert_eq!(meta.optional_info[0].file_type, None);
    assert_eq!(meta.optional_info[0].time, None);
    assert_eq!(meta.optional_info[0].content_group_description, None);
    assert_eq!(meta.optional_info[0].subtitle_refinement_description, None);
    assert_eq!(
        meta.optional_info[0].title,
        Some("This is a wonderful title isn't it?".to_owned())
    );
    assert_eq!(
        meta.optional_info[0].performers,
        vec!("Someone".to_owned(), "Someone else".to_owned())
    );
    assert_eq!(
        meta.optional_info[0].band,
        Some("I like artists! But who to choose? So many of them...".to_owned())
    );
    assert_eq!(meta.optional_info[0].track_number, Some("01".to_owned()));

    assert_eq!(
        meta.tag,
        Some(mp3_metadata::AudioTag {
            title: "This is a wonderful title isn'".to_owned(),
            artist: "Someone/Someone else          ".to_owned(),
            album: "".to_owned(),
            year: 2015,
            comment: "Some random comment because ".to_owned(),
            genre: mp3_metadata::Genre::Other,
        })
    );
}