def METHOD_NAME(self, generated_rows):
    yaml_data = """
                    - object: Parent
                      just_once: true
                    - object: Parent2
                      nickname: xyzzy
                      just_once: True
                    - object: Child
                      fields:
                        parent:
                            random_reference: Parent
                    - object: Child
                      fields:
                        parent:
                            random_reference: xyzzy
                        """
    generate_twice(yaml_data)
    assert generated_rows.table_values("Child", 1, "parent") == "Parent(1)"
    assert generated_rows.table_values("Child", 2, "parent") == "Parent2(1)"