exclude :test_time, "needs investigation"
exclude :test_float, "needs investigation"
exclude :test_list_to_json, "needs investigation"
exclude :test_hash, "needs investigation"
exclude :test_json_list_dump_exclude_tag, "needs investigation"
exclude :test_int, "needs investigation"
exclude :test_datetime, "needs investigation"
exclude :test_nil, "needs investigation"
