'Assert that configured volume state change for given testcase indicates
incomplete operation execution.'

def _assert_fail(self, operation, volume_end_state_type, attach_data_type=A.MISSING_ATTACH_DATA):

    volume = self._create_template_ebs_volume(operation)
    update = self._custom_update(operation, volume_end_state_type, attach_data_type)
    finish_result = _reached_end_state(operation, volume, update, 0)
    self.assertEqual(False, finish_result)
