def METHOD_NAME(self, shell):
    """
    Test do_filepreservation_delete no args.
    """
    shell.help_filepreservation_delete = MagicMock()
    shell.client.kickstart.filepreservation.delete = MagicMock()
    shell.user_confirm = MagicMock(return_value=True)
    spacecmd.filepreservation.do_filepreservation_delete(shell, "")
    assert shell.help_filepreservation_delete.called
    assert not shell.client.kickstart.filepreservation.delete.called
    assert not shell.user_confirm.called