def setUp(self):
self.action = get_clear_catalog_id_action()<EOL>self.model_admin_mock = mock.Mock()<EOL>self.model_admin_mock.model._meta.fields = [<EOL>self._make_field("<STR_LIT:code>"), self._make_field("<STR_LIT:name>"), self._make_field("<STR_LIT:description>"),<EOL>]<EOL>super(TestClearCatalogAction, self).setUp()<EOL>
Provide the necessary moving parts for the tests.