UniAddress dc = mock(UniAddress.class);

            NtlmChallenge nc = new NtlmChallenge(challenge, dc);

            assertSame(challenge, nc.challenge);
            assertSame(dc, nc.dc);
        }

        @Test
        @DisplayName("Constructor accepts null challenge")
        void testConstructorAcceptsNullChallenge() {
            UniAddress dc = mock(UniAddress.class);

import static org.junit.jupiter.api.Assertions.assertNotNull;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.dcerpc.rpc.policy_handle;

class MsrpcSamrCloseHandleTest {

    @Mock
    private policy_handle mockPolicyHandle;

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

            lock = new Smb2Lock(offset, length, flags);

            assertNotNull(lock);
        }

        @Test
        @DisplayName("Should create lock with zero offset and length")
        void testConstructorWithZeroValues() {
            lock = new Smb2Lock(0L, 0L, 0);

            assertNotNull(lock);
        }

        @Test

class DcerpcPipeHandleTest {

    @Mock
    private CIFSContext mockContext;
    @Mock
    private SmbNamedPipe mockSmbNamedPipe;
    @Mock
    private SmbPipeHandleInternal mockSmbPipeHandleInternal;
    @Mock
    private DcerpcBinding mockDcerpcBinding;
    @Mock
    private SmbResourceLocator mockSmbResourceLocator;
    @Mock
    private SmbPipeHandle mockSmbPipeHandle;
    @Mock
    private BufferCache mockBufferCache;

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.CIFSException;

@ExtendWith(MockitoExtension.class)
class SmbPipeOutputStreamTest {

    @Mock
    SmbPipeHandleImpl handle;

    @Mock
    SmbTreeHandleImpl tree;

    @Mock
    SmbNamedPipe pipe;

    @Mock
    SmbFileHandleImpl fileHandle;

/**
 * Unit tests for ChannelLoadBalancer
 */
@ExtendWith(MockitoExtension.class)
class ChannelLoadBalancerTest {

    @Mock
    private ChannelManager mockChannelManager;

    @Mock
    private SmbTransport mockTransport1;

    @Mock
    private SmbTransport mockTransport2;

    @Mock
    private CommonServerMessageBlock mockMessage;

    private ChannelLoadBalancer loadBalancer;
    private ChannelInfo channel1;

import static org.mockito.Mockito.mock;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import jcifs.smb.SID;

/**
 * Tests for the {@link PacGroup} class.
 */
class PacGroupTest {

    private SID mockSid;
    private PacGroup pacGroup;
    private final int attributes = 42;

    @BeforeEach
    void setUp() {
        // Mock the SID object
        mockSid = mock(SID.class);

    MockExecutor mock = new MockExecutor();
    TestExecutor testExecutor = new TestExecutor(mock);
    assertFalse(testExecutor.awaitTermination(10, MILLISECONDS));
    mock.assertLastMethodCalled("awaitTermination");
    assertFalse(testExecutor.isTerminated());
    mock.assertLastMethodCalled("isTerminated");
    assertFalse(testExecutor.isShutdown());
    mock.assertLastMethodCalled("isShutdown");

    }

    @Test
    void constructor_shouldHandleMultipleSids() {
        // Arrange
        jcifs.SID mockSid1 = mock(jcifs.SID.class);
        jcifs.SID mockSid2 = mock(jcifs.SID.class);
        jcifs.SID mockSid3 = mock(jcifs.SID.class);
        when(mockSid1.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid2.unwrap(sid_t.class)).thenReturn(mockSidT);

import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockedConstruction;
import org.mockito.Mockito;
import org.mockito.MockitoAnnotations;

/**
 * Test class for KerberosCredentials.
 */
class KerberosCredentialsTest {

    @Mock
    private LoginContext loginContext;

    @Mock
    private Subject subject;

    @Mock
    private KerberosKey key1;

    @Mock