} finally {
            dynamicCircuitBreaker.close();
        }
    }

    @Test
    public void testBackpressureControl() throws Exception {
        // Create circuit breaker with backpressure enabled
        SmbCircuitBreaker backpressureCircuitBreaker = new SmbCircuitBreaker("backpressure-test", 5, 2, 1000, 3, false, true, 2);