import jcifs.internal.util.SMBUtil;

@ExtendWith(MockitoExtension.class)
class SrvCopyChunkCopyResponseTest {

    private SrvCopyChunkCopyResponse response;

    @BeforeEach
    void setUp() {
        response = new SrvCopyChunkCopyResponse();
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test

import jcifs.ResolverType;
import jcifs.SmbConstants;

/**
 * Test class for BaseConfiguration
 */
class BaseConfigurationTest {

    private BaseConfiguration config;

    @BeforeEach
    void setUp() throws CIFSException {
        config = new BaseConfiguration(false);
    }

    @Test
    @DisplayName("Test constructor with initDefaults true")
    void testConstructorWithInitDefaults() throws CIFSException {

import org.mockito.MockitoAnnotations;

class SessionServicePacketTest {

    private TestSessionServicePacket packet;

    @Mock
    private InputStream mockInputStream;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        packet = new TestSessionServicePacket();
    }

    // Tests for static methods

    @Test
    @DisplayName("writeInt2 should correctly write 16-bit integer")

- **Java 21 features** - Switch expressions and pattern matching for reduced overhead

## 🧪 Building and Testing

### Development Setup
```bash
# Clone the repository
git clone https://github.com/codelibs/corelib.git
cd corelib

# Compile the project
mvn clean compile

# Run all tests
mvn test

# Run specific test class

    @Mock
    private SmbNegotiationRequest negotiationRequest;

    @Mock
    private CommonServerMessageBlock serverMessageBlock;

    @Mock
    private Response response;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
    }

    @Test
    @DisplayName("Test isValid returns true for valid negotiation")
    void testIsValidReturnsTrue() {
        // Arrange

import org.mockito.MockitoAnnotations;

/**
 * Test suite for DfsReferralResponseBuffer
 */
class DfsReferralResponseBufferTest {

    private DfsReferralResponseBuffer buffer;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        buffer = new DfsReferralResponseBuffer();
    }

    @Nested
    @DisplayName("Constructor and Initial State Tests")
    class ConstructorTests {

 */
public class Smb2NegotiateResponseInputValidationTest {

    private Configuration mockConfig;
    private Smb2NegotiateResponse response;

    @BeforeEach
    public void setUp() {
        mockConfig = Mockito.mock(Configuration.class);
        response = new Smb2NegotiateResponse(mockConfig);
    }

    /**
     * Test that malformed structure size is properly rejected.
     */
    @Test

/**
 * @author shinsuke
 *
 */
public class SitemapsHelperTest extends PlainTestCase {
    public SitemapsHelper sitemapsHelper;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("sitemapsHelper", SitemapsHelper.class);
        sitemapsHelper = container.getComponent("sitemapsHelper");
    }

class Smb2ReadResponseTest extends BaseTest {

    private Configuration mockConfig;
    private byte[] outputBuffer;
    private int outputBufferOffset;
    private Smb2ReadResponse response;

    @BeforeEach
    void setUp() {
        mockConfig = mock(Configuration.class);
        outputBuffer = new byte[1024];
        outputBufferOffset = 0;
        response = new Smb2ReadResponse(mockConfig, outputBuffer, outputBufferOffset);
    }

 */
@DisplayName("Smb3KeyDerivation Tests")
class Smb3KeyDerivationTest {

    private byte[] sessionKey;
    private byte[] preauthIntegrity;

    @BeforeEach
    void setUp() {
        // Initialize test keys
        sessionKey = new byte[16]; // 128-bit session key
        preauthIntegrity = new byte[64]; // Preauth integrity hash
        new SecureRandom().nextBytes(sessionKey);