@Mock
    private SmbNegotiationResponse mockResponse;

    private byte[] testRequestBuffer;
    private byte[] testResponseBuffer;
    private SmbNegotiation negotiation;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        testRequestBuffer = new byte[] { 0x01, 0x02, 0x03, 0x04 };
        testResponseBuffer = new byte[] { 0x05, 0x06, 0x07, 0x08 };

import jcifs.internal.util.SMBUtil;

/**
 * Test class for FileEndOfFileInformation
 */
class FileEndOfFileInformationTest {

    private FileEndOfFileInformation fileInfo;

    @BeforeEach
    void setUp() {
        fileInfo = new FileEndOfFileInformation();
    }

    @Test
    @DisplayName("Test default constructor creates valid instance")
    void testDefaultConstructor() {
        // Verify instance is created

 */
class SmartProjectComparatorTest {

    private SmartProjectComparator comparator;
    private ProjectDependencyGraph dependencyGraph;

    @BeforeEach
    void setUp() {
        dependencyGraph = new ProjectDependencyGraphStub();
        comparator = new SmartProjectComparator(dependencyGraph);
    }

    @Test
    void testProjectWeightCalculation() {

/**
 * Tests for SpnegoToken.
 * Uses a minimal concrete subclass to exercise abstract methods.
 */
class SpnegoTokenTest {

    /**
     * Minimal concrete implementation for testing.
     * - parse: sets mechanismToken, throws on null
     * - toByteArray: returns mechanismToken or empty array if null
     */
    static class TestSpnegoToken extends SpnegoToken {
        private boolean parsed = false;

        @Override

* Share database connections.
* Enforce security, authentication, role requirements, etc.
* And many other things...

All these, while minimizing code repetition.

## First Steps { #first-steps }

Let's see a very simple example. It will be so simple that it is not very useful, for now.

But this way we can focus on how the **Dependency Injection** system works.

     *
     * @return A <code>byte[]</code> containing the challenge.
     */
    public byte[] getChallenge() {
        return challenge;
    }

    /**
     * Sets the challenge for this message.
     *
     * @param challenge The challenge from the domain controller/server.
     */
    public void setChallenge(final byte[] challenge) {
        this.challenge = challenge;
    }

import jcifs.smb.SID;
import jcifs.smb.SmbException;

/**
 * Test class for ACE (Access Control Entry)
 */
class ACETest {

    private ACE ace;
    private byte[] testBuffer;

    @BeforeEach
    void setUp() {
        ace = new ACE();
    }

    @Test
    @DisplayName("Test decode with allow ACE")
    void testDecodeAllowACE() throws Exception {
        // Prepare test data - Allow ACE

    class TestImplementationTests {

        private TestCreateContextResponse testResponse;
        private byte[] testName;
        private byte[] testBuffer;

        @BeforeEach
        void setUp() {
            testName = "CREATE_CONTEXT_TEST".getBytes(StandardCharsets.UTF_8);
            testResponse = new TestCreateContextResponse(testName);
            testBuffer = new byte[256];

    @Mock
    SmbSessionImpl session;

    @Mock
    SmbTransportImpl transport;

    @Mock
    Configuration config;

    private SmbTreeHandleImpl handle;

    @BeforeEach
    void setUp() {
        // Tree connection is acquired in the constructor and should return itself
        when(treeConnection.acquire()).thenReturn(treeConnection);
        when(treeConnection.getSession()).thenReturn(session);

abstract class AbstractAbstractFutureTest extends TestCase {
  private TestedFuture<Integer> future;
  private AbstractFuture<Integer> delegate;

  abstract AbstractFuture<Integer> newDelegate();

  @Override
  protected void setUp() {
    future = TestedFuture.create();
    delegate = newDelegate();
  }

  public void testPending() {
    assertPending(future);
  }

  public void testSuccessful() throws Exception {