unittest {
    Bson base = Bson([
        "maps": Bson([
            Bson(["id": Bson(4), "comment": Bson("hello")]),
            Bson(["id": Bson(49), "comment": Bson(null)])
        ]),
        "short": Bson(["a": "b", "c": "d"]),
        "numbers": Bson([
            1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2,
            3, 4, 5, 6, 7, 8, 9, 0
        ]),
        "shuffleOnReset": serializeToBson([
            "all": false,
            "selected": true,
            "maybe": false
        ]),
        "resetOnEmpty": Bson(false),
        "applyMods": Bson(true),
        "sendComments": Bson(true)
    ]);
    int[] x = [
        1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3,
        4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0
    ];
}