def test_child_bulk_save_objects():
parent1, parent2 = Parent.objects.all()
children1 = [Child(parent_id=parent1.id) for _ in range(5)]
children2 = [Child(parent_id=parent2.id) for _ in range(16)]
Child.bulk_save_objects(children1 + children2, return_defaults=True)
assert Child.objects.filter(Child.parent_id == parent1.id).count() == 5
assert Child.objects.filter(Child.parent_id == parent2.id).count() == 16
def test_type_error_bulk_save_objects():
with pytest.raises(TypeError):
Child.bulk_save_objects([Parent(), Child()])
