def METHOD_NAME(self):
    self.factory.create_or_update_case(
        CaseStructure(
            self.case.case_id,
            attrs={
                "update": {
                    'sword': ''
                },
            }),
    )
    case = CommCareCase.objects.get_case(self.case.case_id, self.domain)
    changes, _ = get_paged_changes_to_case_property(case, 'sword')
    self.assertEqual(len(changes), 2)
    self.assertEqual(changes[0].new_value, '')
    self.assertEqual(changes[1].new_value, 'Narsil')