def test_not_set_sci_callback_retries_setting_value_should_produce_error(self):
        del settings.SCI_CALLBACK_RETRIES_TIME

        errors = check_sci_callback_retries()

        self.assertEqual(len(errors), 1)
        self.assertEqual(errors[0], create_error_52_sci_callback_retries_is_not_set())
    def test_negative_sci_callback_retries_value_should_produce_error(self):
        errors = check_sci_callback_retries()

        self.assertEqual(len(errors), 1)
        self.assertEqual(errors[0], create_error_53_sci_callback_retries_has_wrong_value())
    def test_sci_callback_retries_setting_equal_to_sci_callback_timeout_should_produce_error(self):
        errors = check_sci_callback_retries()

        self.assertEqual(len(errors), 1)
        self.assertEqual(errors[0], create_error_53_sci_callback_retries_has_wrong_value())
    def test_that_proper_configuration_of_sci_callback_retries_setting_value_should_not_produce_any_errors(self):
        errors = check_sci_callback_retries()

        self.assertEqual(errors, [])