class NegotiateContextRequestTest {

    @Mock
    private Configuration mockConfig;

    private static final int BUFFER_SIZE = 1024;

    /**
     * Test custom implementation of NegotiateContextRequest for interface testing
     */
    static class TestNegotiateContextRequest implements NegotiateContextRequest {
        private final int contextType;

        TestNegotiateContextRequest(int contextType) {

    @Test
    @DisplayName("Test concrete implementation with multiple scenarios")
    void testConcreteImplementation() throws SMBProtocolDecodingException {
        // Create a concrete implementation for comprehensive testing
        CommonServerMessageBlockResponse concreteResponse = new CommonServerMessageBlockResponse() {
            private boolean async = false;
            private CommonServerMessageBlockResponse next;

 *
 * The circuit breaker has three states:
 * - 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
     */

     */
    @Test
    void testSuccessfulHandshake() throws IOException, SecurityException {
        // This test is simplified to verify basic handshake behavior
        // Full NTLM handshake testing would require more complex mocking

        // Arrange - Mock a server that supports NTLM
        mockResponse(HTTP_UNAUTHORIZED, "Unauthorized", Collections.singletonMap("WWW-Authenticate", Collections.singletonList("NTLM")),

    /**
     * Circuit breaker states
     */
    public enum State {
        CLOSED, // Normal operation
        OPEN, // Failing, requests blocked
        HALF_OPEN // Testing recovery
    }

    private final String name;
    private final AtomicReference<State> state = new AtomicReference<>(State.CLOSED);
    private final AtomicInteger consecutiveFailures = new AtomicInteger(0);

 * Test class for RuleManager interface.
 * Tests the contract and behavior of RuleManager implementations.
 */
public class RuleManagerTest extends PlainTestCase {

    /**
     * Test implementation of RuleManager for testing purposes
     */
    public static class TestRuleManager implements RuleManager {
        private final List<Rule> rules = new ArrayList<>();
        private int getRuleCallCount = 0;

        @Override

     */
    @Test
    void testDoFile() throws Exception {
        initializeNetworkExplorer(false, "jCIFS");

        // Setup mock file with minimal required behavior
        String content = "File content for testing";
        byte[] contentBytes = content.getBytes();

        when(smbFile.length()).thenReturn((long) contentBytes.length);
        when(smbFile.getInputStream()).thenReturn(new ByteArrayInputStream(contentBytes));

            return null;
        }

        @Override
        public String getName() {
            return name;
        }
    }

    /**
     * Transformer that throws exceptions for testing error handling
     */
    public static class ExceptionThrowingTransformer implements Transformer {
        private final String name;
        private boolean throwInTransform = false;

    // This is a valid Type 3 message with proper structure
    private final String type3MessageBase64 = createValidType3Message();

    /**
     * Creates a valid Type 3 NTLM message for testing
     */
    private static String createValidType3Message() {
        // Build a properly formatted Type 3 message
        byte[] message = new byte[200];

        // NTLMSSP signature

    }

    @Test
    @DisplayName("Should handle invalid protocol ID length")
    void testInvalidProtocolIdLength() {
        // Protocol ID is a constant in transform header, not settable
        // Testing invalid protocol ID during decode instead
        byte[] invalidBuffer = new byte[52];
        // Write invalid protocol ID
        invalidBuffer[0] = 0x00;
        invalidBuffer[1] = 0x00;