def test_add_exists(self, isfile_mock, deploy_mock, validate_mock):
        isfile_mock.return_value = True
        catalog.add('tpch')
        filenames = ['tpch.properties']
        deploy_mock.assert_called_with(filenames,
                                       get_catalog_directory(),
                                       constants.REMOTE_CATALOG_DIR,
                                       PRESTO_STANDALONE_USER_GROUP)
        validate_mock.assert_called_with(filenames)