TestCredentials creds = new TestCredentials("A", true, false, subject, false);

        // Act
        TestCredentials copy = creds.clone();

        // Assert
        assertNotSame(creds, copy, "clone must return a new instance");
        assertEquals(creds.getUserDomain(), copy.getUserDomain());
        assertEquals(creds.isAnonymous(), copy.isAnonymous());
        assertEquals(creds.isGuest(), copy.isGuest());

    private Credentials creds;

    /**
     * Constructs a CIFS context wrapper with custom credentials.
     *
     * @param delegate the context to wrap
     * @param creds
     *            Credentials to use
     */
    public CIFSContextCredentialWrapper(final AbstractCIFSContext delegate, final Credentials creds) {
        super(delegate);
        this.creds = creds;
    }

    /**
     *

    void testWithCredentials() {
        // Given
        Credentials creds = mock(Credentials.class);
        CIFSContext newContext = mock(CIFSContext.class);
        when(mockContext.withCredentials(creds)).thenReturn(newContext);

        // When
        CIFSContext context = mockContext.withCredentials(creds);

        // Then
        assertEquals(newContext, context);

        Runtime.getRuntime().addShutdownHook(this);
    }

    /**
     * @param creds the credentials to use
     * @return a wrapped context with the given credentials
     */
    @Override
    public CIFSContext withCredentials(final Credentials creds) {
        return new CIFSContextCredentialWrapper(this, creds);
    }

    /**
     *
     * {@inheritDoc}
     *

  }

  private void setPredecessor(int entry, int pred) {
    requirePredecessors()[entry] = pred + 1;
  }

  private void setSucceeds(int pred, int succ) {
    if (pred == ENDPOINT) {
      firstEntry = succ;
    } else {
      setSuccessor(pred, succ);
    }

    if (succ == ENDPOINT) {
      lastEntry = pred;
    } else {
      setPredecessor(succ, pred);
    }
  }

  @Override

  }

  private void setPredecessor(int entry, int pred) {
    requirePredecessors()[entry] = pred + 1;
  }

  private void setSucceeds(int pred, int succ) {
    if (pred == ENDPOINT) {
      firstEntry = succ;
    } else {
      setSuccessor(pred, succ);
    }

    if (succ == ENDPOINT) {
      lastEntry = pred;
    } else {
      setPredecessor(succ, pred);
    }
  }

  @Override

  private void setPredecessor(int entry, int pred) {
    long predMask = ~0L << 32;
    setLink(entry, (link(entry) & ~predMask) | ((long) (pred + 1) << 32));
  }

  private void setSucceeds(int pred, int succ) {
    if (pred == ENDPOINT) {
      firstEntry = succ;
    } else {
      setSuccessor(pred, succ);
    }

    if (succ == ENDPOINT) {
      lastEntry = pred;
    } else {

  private void setPredecessor(int entry, int pred) {
    long predMask = ~0L << 32;
    setLink(entry, (link(entry) & ~predMask) | ((long) (pred + 1) << 32));
  }

  private void setSucceeds(int pred, int succ) {
    if (pred == ENDPOINT) {
      firstEntry = succ;
    } else {
      setSuccessor(pred, succ);
    }

    if (succ == ENDPOINT) {
      lastEntry = pred;
    } else {

        assertNull(b.getServer());
    }

    @Test
    @DisplayName("shouldForceSigning depends on config, creds, and IPC")
    void testShouldForceSigning() {
        when(config.isIpcSigningEnforced()).thenReturn(true);
        when(creds.isAnonymous()).thenReturn(false);

        // Case 1: share is IPC$ -> IPC
        SmbResourceLocatorImpl ipc = locator("smb://server/IPC$/");

        // Arrange: minimal credentials chain so SmbSessionImpl constructor succeeds
        CredentialsInternal creds = mock(CredentialsInternal.class);
        when(ctx.getCredentials()).thenReturn(creds);
        when(creds.unwrap(CredentialsInternal.class)).thenReturn(creds);
        when(creds.clone()).thenReturn(creds);

        assertEquals(0, transport.getNumSessions());

        // Act: create new session (happy path)