def METHOD_NAME(self):
    # check with incomplete submission
    submission = SubmissionFactory.create(completed=False)
    self.assertFalse(submission.payment_required)
    self.assertFalse(submission.payment_user_has_paid)
    self.assertFalse(submission.payment_registered)
    with patch.object(self.plugin, "update_payment_status") as update_mock:
        update_submission_payment_registration(submission)
        update_mock.assert_not_called()