@skipIfDBFeature('interprets_empty_strings_as_nulls')
    def test_gfk_to_model_with_empty_pk(self):
        # Saving model with GenericForeignKey to model instance with an
        # empty CharField PK
        b1 = Board.objects.create(name='')
        tag = Tag(label='VP', content_object=b1)
        tag.save()
Test related to #13085
dataset/ETHPy150Open lionheart/django-pyodbc/tests/django16/generic_relations_regress/tests.py/GenericRelationTests.test_gfk_to_model_with_empty_pk