def test_conn_unknown_method(self):
        db.merge_conn(
            Connection(
                conn_id=ADX_TEST_CONN_ID,
                conn_type='azure_data_explorer',
                login='client_id',
                password='client secret',
                host='https://help.kusto.windows.net',
                extra=json.dumps({'extra__azure_data_explorer__auth_method': 'AAD_OTHER'}),
            )
        )
        with pytest.raises(AirflowException) as ctx:
            AzureDataExplorerHook(azure_data_explorer_conn_id=ADX_TEST_CONN_ID)
        assert 'Unknown authentication method: AAD_OTHER' in str(ctx.value)