}

    @Test
    void messageAndCauseConstructor_setsMessageAndCause_withoutInteractingWithCause() {
        // Arrange - mock cause to verify no interactions are needed to construct
        Throwable cause = Mockito.mock(Throwable.class);
        String message = "forced downgrade detected";

        // Act
        SMBProtocolDowngradeException ex = new SMBProtocolDowngradeException(message, cause);

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

import jcifs.CIFSException;

/**
 * Tests for SMBProtocolDecodingException covering all constructors and observable behavior.
 */
@ExtendWith(MockitoExtension.class)
public class SMBProtocolDecodingExceptionTest {

    @Mock
    Throwable mockCause;

    @Test

import org.junit.jupiter.params.provider.MethodSource;
import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

class SessionServicePacketTest {

    private TestSessionServicePacket packet;

    @Mock
    private InputStream mockInputStream;

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

import static org.mockito.Mockito.when;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

/**
 * Test class for Credentials interface functionality
 */
@DisplayName("Credentials Interface Tests")
class CredentialsTest extends BaseTest {

    @Mock
    private Credentials mockCredentials;

    @Test
    @DisplayName("Should define interface methods")

import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.internal.smb2.Smb2Constants;

/**
 * Test class for Smb2CreateRequest
 */
@ExtendWith(MockitoExtension.class)
class Smb2CreateRequestTest {

    @Mock
    private Configuration mockConfig;

    @Mock
    private CIFSContext mockContext;

        Trans2QueryFSInformationResponse response =
                new Trans2QueryFSInformationResponse(Trans2QueryFSInformationResponse.SMB_INFO_ALLOCATION);
        byte[] buffer = new byte[20];
        // Mock data for SmbInfoAllocation
        // idFileSystem (4 bytes, skipped)
        writeInt4(100, buffer, 4); // sectPerAlloc
        writeInt4(1000, buffer, 8); // alloc
        writeInt4(500, buffer, 12); // free

 */
package jcifs.internal.smb2.lock;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB2 Oplock Break notification message. This server-initiated message notifies the client
 * that an opportunistic lock must be broken due to conflicting access from another client.

 * [OkHttp Idling Resource](https://github.com/JakeWharton/okhttp-idling-resource): An Espresso IdlingResource for OkHttp.
 * [okhttp-client-mock](https://github.com/gmazzo/okhttp-client-mock): A simple OKHttp client mock, using a programmable request interceptor.
 * [OkHttp Profiler](https://plugins.jetbrains.com/plugin/11249-okhttp-profiler): An IntelliJ plugin for monitoring OkHttp calls.

    // NPE on null listener, so we propagate that contract up into the add method as well.
    checkNotNull(runnable, "Runnable was null.");
    checkNotNull(executor, "Executor was null.");

    // Lock while we check state. We must maintain the lock while adding the new pair so that
    // another thread can't run the list out from under us. We only add to the list if we have not
    // yet started execution.
    synchronized (this) {

import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

/**
 * Unit tests for the SmbFile class.
 * This class focuses on testing the logic of SmbFile without actual network communication,
 * using mocks where necessary.
 */
@ExtendWith(MockitoExtension.class)
public class SmbFileTest {

    @Mock
    private NtlmPasswordAuthentication mockAuth;