type RWLocker interface {
	GetLock(ctx context.Context, timeout *dynamicTimeout) (lkCtx LockContext, timedOutErr error)
	Unlock(lkCtx LockContext)
	GetRLock(ctx context.Context, timeout *dynamicTimeout) (lkCtx LockContext, timedOutErr error)
	RUnlock(lkCtx LockContext)
}

// LockContext lock context holds the lock backed context and canceler for the context.
type LockContext struct {
	ctx    context.Context
	cancel context.CancelFunc
}

}

func (ld sharedLock) GetLock(ctx context.Context) (context.Context, context.CancelFunc) {
	l := <-ld.lockContext
	return mergeContext(l.Context(), ctx)
}

func newSharedLock(ctx context.Context, objAPI ObjectLayer, lockName string) *sharedLock {
	l := &sharedLock{
		lockContext: make(chan LockContext),
	}
	go l.backgroundRoutine(ctx, objAPI, lockName)

	return l

            mockContext.getBufferCache();
            mockContext.getTransportPool();
            mockContext.getDfs();
            mockContext.getSIDResolver();
            mockContext.getCredentials();
            mockContext.getUrlHandler();
            mockContext.hasDefaultCredentials();
            mockContext.withDefaultCredentials();
            mockContext.withAnonymousCredentials();
            mockContext.withGuestCrendentials();

        mockTransportPool = mock(SmbTransportPool.class);

        // Set up mock behaviors
        when(mockContext.getConfig()).thenReturn(mockConfig);
        when(mockContext.getCredentials()).thenReturn(mockCredentials);
        when(mockContext.getTransportPool()).thenReturn(mockTransportPool);
        when(mockConfig.getDfsTtl()).thenReturn(300L);

 */
public class SimpleMemoryManagementTest {

    private CIFSContext mockContext;
    private SmbTransportImpl mockTransport;
    private Configuration mockConfig;
    private Credentials mockCredentials;
    private CredentialsInternal mockCredentialsInternal;

    @BeforeEach
    public void setUp() {
        mockContext = Mockito.mock(CIFSContext.class);
        mockTransport = Mockito.mock(SmbTransportImpl.class);

        assertFalse(dfsResolver.isTrustedDomain(mockContext, "anyDomain"));
    }

    @Test
    void testIsTrustedDomain_NoUserDomain() throws CIFSException {
        when(mockConfig.isDfsDisabled()).thenReturn(false);
        when(mockContext.getCredentials()).thenReturn(mockCredentials);
        when(mockCredentials.getUserDomain()).thenReturn(null);
        assertFalse(dfsResolver.isTrustedDomain(mockContext, "anyDomain"));
    }

    @Test

    @Mock
    private CIFSContext mockContext;
    @Mock
    private SmbComNegotiateResponse mockNegotiate;
    @Mock
    private ServerMessageBlock mockAndX;
    @Mock
    private Configuration mockConfig;

    private static byte[] blobCred() {
        return "blobdata".getBytes(StandardCharsets.UTF_8);
    }

    @BeforeEach
    void setup() {
        when(mockContext.getConfig()).thenReturn(mockConfig);

    void testNextCalledNameContract() {
        // Given
        String expectedNextName = "SERVER15";
        when(mockAddress.nextCalledName(mockContext)).thenReturn(expectedNextName);

        // When
        String nextName = mockAddress.nextCalledName(mockContext);

        // Then
        assertEquals(expectedNextName, nextName, "Should return next called name");

    @Mock
    private CIFSContext mockContext;

    @Mock
    private Configuration mockConfig;

    @Mock
    private SmbSession mockSession;

    @Mock
    private SmbTransport mockTransport;

    @Mock
    private CommonServerMessageBlock mockMessage;

    private ChannelManager channelManager;

    @BeforeEach
    void setUp() {
        when(mockContext.getConfig()).thenReturn(mockConfig);

    @DisplayName("initResponse prepares a response instance")
    void initResponseCreatesResponse() {
        SmbComNTCreateAndX req = createRequest(0, 0);
        when(mockContext.getConfig()).thenReturn(mockConfig);
        SmbComNTCreateAndXResponse resp = req.initResponse(mockContext);
        assertNotNull(resp, "Response should not be null after init");
        // getResponse should now return the same instance