How to use the cartography.driftdetect.storage.FileSystem.load function in cartography

test2=test2,
            test3=test3,
        )

    query_directory = "tests/data/test_update_detectors/test_detector"
    state_serializer = StateSchema()
    shortcut_serializer = ShortcutSchema()
    storage = FileSystem

    file_1 = str(datetime.datetime(2019, 1, 1, 0, 0, 2)) + ".json"
    file_2 = str(datetime.datetime(2019, 1, 1, 0, 0, 1)) + ".json"

    get_query_state(neo4j_session, query_directory, state_serializer, storage, file_1)
    add_shortcut(FileSystem(), ShortcutSchema(), query_directory, "most-recent", file_1)

    detector_1_data = FileSystem.load(os.path.join(query_directory, file_1))
    detector_1 = state_serializer.load(detector_1_data)

    detector_2_data = FileSystem.load(os.path.join(query_directory, file_2))
    detector_2 = state_serializer.load(detector_2_data)

    assert detector_1.name == detector_2.name
    assert detector_1.validation_query == detector_2.validation_query
    assert detector_1.properties == detector_2.properties
    assert detector_1.results == detector_2.results

    shortcut_data = FileSystem.load(os.path.join(query_directory, "shortcut.json"))
    shortcut = shortcut_serializer.load(shortcut_data)
    assert shortcut.shortcuts['most-recent'] == file_1
    shortcut_data = shortcut_serializer.dump(shortcut)
    FileSystem.write(shortcut_data, os.path.join(query_directory, "shortcut.json"))

"""
    cli = CLI(prog="cartography-detectdrift")
    directory = "tests/data/test_cli_detectors/detector"
    alias = "2.json"
    filename = "1.json"
    cli.main([
        "add-shortcut",
        "--query-directory",
        directory,
        "--shortcut",
        alias,
        "--file",
        filename,
    ])
    shortcut_path = directory + '/shortcut.json'
    shortcut_data = FileSystem.load(shortcut_path)
    shortcut = ShortcutSchema().load(shortcut_data)
    with pytest.raises(KeyError):
        shortcut.shortcuts[alias]

query_directory = "tests/data/test_update_detectors/test_detector"
    state_serializer = StateSchema()
    shortcut_serializer = ShortcutSchema()
    storage = FileSystem

    file_1 = str(datetime.datetime(2019, 1, 1, 0, 0, 2)) + ".json"
    file_2 = str(datetime.datetime(2019, 1, 1, 0, 0, 1)) + ".json"

    get_query_state(neo4j_session, query_directory, state_serializer, storage, file_1)
    add_shortcut(FileSystem(), ShortcutSchema(), query_directory, "most-recent", file_1)

    detector_1_data = FileSystem.load(os.path.join(query_directory, file_1))
    detector_1 = state_serializer.load(detector_1_data)

    detector_2_data = FileSystem.load(os.path.join(query_directory, file_2))
    detector_2 = state_serializer.load(detector_2_data)

    assert detector_1.name == detector_2.name
    assert detector_1.validation_query == detector_2.validation_query
    assert detector_1.properties == detector_2.properties
    assert detector_1.results == detector_2.results

    shortcut_data = FileSystem.load(os.path.join(query_directory, "shortcut.json"))
    shortcut = shortcut_serializer.load(shortcut_data)
    assert shortcut.shortcuts['most-recent'] == file_1
    shortcut_data = shortcut_serializer.dump(shortcut)
    FileSystem.write(shortcut_data, os.path.join(query_directory, "shortcut.json"))

get_query_state(neo4j_session, query_directory, state_serializer, storage, file_1)
    add_shortcut(FileSystem(), ShortcutSchema(), query_directory, "most-recent", file_1)

    detector_1_data = FileSystem.load(os.path.join(query_directory, file_1))
    detector_1 = state_serializer.load(detector_1_data)

    detector_2_data = FileSystem.load(os.path.join(query_directory, file_2))
    detector_2 = state_serializer.load(detector_2_data)

    assert detector_1.name == detector_2.name
    assert detector_1.validation_query == detector_2.validation_query
    assert detector_1.properties == detector_2.properties
    assert detector_1.results == detector_2.results

    shortcut_data = FileSystem.load(os.path.join(query_directory, "shortcut.json"))
    shortcut = shortcut_serializer.load(shortcut_data)
    assert shortcut.shortcuts['most-recent'] == file_1
    shortcut_data = shortcut_serializer.dump(shortcut)
    FileSystem.write(shortcut_data, os.path.join(query_directory, "shortcut.json"))

def test_nonexistent_shortcuts():
    cli = CLI(prog="cartography-detectdrift")
    directory = "tests/data/test_cli_detectors/detector"
    alias = "test_shortcut"
    filename = "3.json"
    shortcut_path = os.path.join(directory, "shortcut.json")
    cli.main([
        "add-shortcut",
        "--query-directory",
        directory,
        "--shortcut",
        alias,
        "--file",
        filename,
    ])
    shortcut_data = FileSystem.load(shortcut_path)
    shortcut = ShortcutSchema().load(shortcut_data)
    with pytest.raises(KeyError):
        shortcut.shortcuts[alias]

mock_session = MagicMock()
    mock_boltstatementresult = MagicMock()
    results = [
        {key_1: "1", key_2: "8"},
        {key_1: "2", key_2: "9"},
        {key_1: "3", key_2: "10"},
        {key_1: "4", key_2: "11"},
        {key_1: "5", key_2: "12"},
        {key_1: "6", key_2: "13"},
        {key_1: "7", key_2: "14"},
    ]

    mock_boltstatementresult.__getitem__.side_effect = results.__getitem__
    mock_boltstatementresult.__iter__.side_effect = results.__iter__
    mock_session.run.return_value = mock_boltstatementresult
    data = FileSystem.load("tests/data/detectors/test_multiple_expectations.json")
    state_old = StateSchema().load(data)
    state_new = State(state_old.name, state_old.validation_query, state_old.properties, [])
    get_state(mock_session, state_new)
    state_new.properties = state_old.properties
    drifts = compare_states(state_old, state_new)
    mock_session.run.assert_called_with(state_new.validation_query)
    assert ["7", "14"] in drifts

def test_basic_drift_detection():
    """
    Tests that drift detection works.
    """
    data = FileSystem.load("tests/data/test_cli_detectors/detector/1.json")
    start_state = StateSchema().load(data)
    data = FileSystem.load("tests/data/test_cli_detectors/detector/2.json")
    end_state = StateSchema().load(data)
    new_results, missing_results = perform_drift_detection(start_state, end_state)
    assert ['36', '37', ['38', '39', '40']] in new_results
    assert ['7', '14', ['21', '28', '35']] in missing_results

def run_drift_detection(config):
    try:
        if not valid_directory(config.query_directory):
            logger.error("Invalid Drift Detection Directory")
            return
        state_serializer = StateSchema()
        shortcut_serializer = ShortcutSchema()
        shortcut_data = FileSystem.load(os.path.join(config.query_directory, "shortcut.json"))
        shortcut = shortcut_serializer.load(shortcut_data)
        start_state_data = FileSystem.load(
            os.path.join(
                config.query_directory, shortcut.shortcuts.get(
                    config.start_state,
                    config.start_state,
                ),
            ),
        )
        start_state = state_serializer.load(start_state_data)
        end_state_data = FileSystem.load(
            os.path.join(
                config.query_directory, shortcut.shortcuts.get(
                    config.end_state,
                    config.end_state,
                ),

logger.error("Invalid Drift Detection Directory")
            return
        state_serializer = StateSchema()
        shortcut_serializer = ShortcutSchema()
        shortcut_data = FileSystem.load(os.path.join(config.query_directory, "shortcut.json"))
        shortcut = shortcut_serializer.load(shortcut_data)
        start_state_data = FileSystem.load(
            os.path.join(
                config.query_directory, shortcut.shortcuts.get(
                    config.start_state,
                    config.start_state,
                ),
            ),
        )
        start_state = state_serializer.load(start_state_data)
        end_state_data = FileSystem.load(
            os.path.join(
                config.query_directory, shortcut.shortcuts.get(
                    config.end_state,
                    config.end_state,
                ),
            ),
        )
        end_state = state_serializer.load(end_state_data)
        new_results, missing_results = perform_drift_detection(start_state, end_state)
        report_drift(new_results, missing_results, end_state.name, end_state.properties)
    except ValidationError as err:
        msg = "Unable to create DriftStates from files {},{} for \n{} in directory {}.".format(
            config.start_state,
            config.end_state,
            err.messages,
            config.query_directory,