def METHOD_NAME(
    mocker: MockerFixture,
    replicate_obj: replicate.Replicate,
    create_distro: Callable[[], Distro],
):
    """
    Test that asserts that the link_distros subroutine works as expected.
    """
    # Arrange
    test_distro = create_distro()
    mock_link_distro = mocker.patch.object(test_distro, "link_distro")
    # Act
    replicate_obj.link_distros()
    # Assert
    mock_link_distro.assert_called_once()