from redis.cluster import key_slot

from app.redis_session import RedisAdminSessionStore, hash_refresh_token


def test_redis_session_rotation_keys_share_cluster_slot():
    store = RedisAdminSessionStore.__new__(RedisAdminSessionStore)
    keys = [
        store._session_key("session-1"),
        store._refresh_key(hash_refresh_token("refresh-1")),
        store._refresh_key(hash_refresh_token("refresh-2")),
    ]

    assert len({key_slot(key.encode("utf-8")) for key in keys}) == 1