def METHOD_NAME(self, mock_acme, mock_authorities_service):
    mock_authority = Mock()
    mock_authority.options = '[{"name": "mock_name", "value": "mock_value"}, ' \
                             '{"name": "store_account", "value": false}]'
    mock_client = Mock()
    mock_registration = Mock()
    mock_registration.uri = "http://test.com"
    mock_client.register = mock_registration
    mock_client.agree_to_tos = Mock(return_value=True)
    mock_acme.return_value = mock_client
    result_client, result_registration = self.acme.setup_acme_client(mock_authority)
    mock_authorities_service.update_options.assert_not_called()
    assert result_client
    assert result_registration