def getInvalidInstance(self):
        return self._getInstance(InvalidInstanceCreator)
Tests the custom options.
dataset/ETHPy150Open ga4gh/server/ga4gh/avrotools.py/Creator.getInvalidInstance--crossover with--dataset/ETHPy150Open diefenbach/django-lfs/lfs/voucher/tests.py/VoucherUtilsTestCase.test_create_vouchers_2