def METHOD_NAME(
    self, registration_test_common_setup, register_payload
):
    setup_dict = registration_test_common_setup()
    users_before = User.objects.all().count()
    organizations_before = Organization.objects.all().count()
    payload = register_payload(
        organization_name=setup_dict["org"].organization_name,
        industry="test",
        email="test",
        password="test",
        username=setup_dict["user"].username,
    )
    response = setup_dict["client"].post(
        reverse("register"),
        data=json.dumps(payload, cls=DjangoJSONEncoder),
        content_type="application/json",
    )
    users_after = User.objects.all().count()
    organizations_after = Organization.objects.all().count()
    assert response.status_code == status.HTTP_400_BAD_REQUEST
    assert users_before == users_after
    assert organizations_before == organizations_after