public async void ShouldFollowAPlaylist()
        {
            await SetupCredentials();

            //https://open.spotify.com/user/rollingstonesmusic/playlist/06m5HzAGIkYyLsDdNpWoCp
            RegularError res = await Endpoints.FollowAPlaylist(Creds.Access_token, "rollingstonesmusic", Playlist_NoFollow);

            Assert.False(res.WasError, "Object Error");
            IReadOnlyList <bool> bools = await Endpoints.CheckUsersFollowsPlaylist(Creds.Access_token, "rollingstonesmusic", Playlist_NoFollow, new string[] { CurrentUserId });

            Assert.True(bools[0], $"Expected to follow playlist {Playlist_NoFollow}, but don't");
            //Restoring to default state
            await Endpoints.UnfollowAPlaylist(Creds.Access_token, "rollingstonesmusic", Playlist_NoFollow);
        }