@Override
    public CircuitBreaker circuitBreaker(String name) {
        return circuitBreaker(name, getDefaultConfig());
    }
@Test
    public void testCreateCircuitBreakerWithConfigNameNotFound() {
        CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
        assertThatThrownBy(() -> circuitBreakerRegistry.circuitBreaker("circuitBreaker",
            "testConfig")).isInstanceOf(ConfigurationNotFoundException.class);
    }