public void PlaylistTest()
{
UltraStarPlaylist playlist = new UltraStarPlaylist();
playlist.AddLineEntry(new UltraStartPlaylistLineEntry("# comment"));
Assert.IsFalse(playlist.HasSongEntry("The artist", "The title"));
Assert.AreEqual(1, playlist.GetLines().Length);
playlist.AddLineEntry(new UltraStartPlaylistSongEntry("The artist", "The title"));
Assert.IsTrue(playlist.HasSongEntry("The artist", "The title"));
Assert.AreEqual(2, playlist.GetLines().Length);
playlist.RemoveSongEntry("The artist", "The title");
Assert.IsFalse(playlist.HasSongEntry("The artist", "The title"));
Assert.AreEqual(1, playlist.GetLines().Length);
}
public void RemoveSongFromPlaylist(UltraStarPlaylist playlist, SongMeta songMeta)
{
playlist.RemoveSongEntry(songMeta.Artist, songMeta.Title);
playlistChangeEventStream.OnNext(new PlaylistChangeEvent(playlist, songMeta));
SavePlaylist(playlist);
}