* - CLOSED: Normal operation, requests pass through
 * - OPEN: Service is failing, requests are blocked
 * - HALF_OPEN: Testing if service has recovered
 */
public class SmbCircuitBreaker {

    private static final Logger log = LoggerFactory.getLogger(SmbCircuitBreaker.class);

    /**
     * Circuit breaker states
     */
    public enum State {
        /**
         * Normal operation - requests pass through
         */

import jcifs.CIFSException;
import jcifs.util.SmbCircuitBreaker.State;

/**
 * Test class for SmbCircuitBreaker
 */
public class SmbCircuitBreakerTest {

    private SmbCircuitBreaker circuitBreaker;

    @BeforeEach
    public void setUp() {
        // Create circuit breaker with test-friendly settings
        circuitBreaker = new SmbCircuitBreaker("test", 3, 2, 1000, 3);
    }

    @Test