assertThrows(NullPointerException.class, () -> {
            LogStream.setInstance(null);
        });
    }

    @Test
    void testPrintStreamDelegation() {
        // Test that LogStream properly delegates to underlying PrintStream
        // Use a real PrintStream with ByteArrayOutputStream to test delegation
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        PrintStream realStream = new PrintStream(baos);

    void testGettersAndState() {
        SmbSessionImpl session = newSession();

        // Basic getters
        assertSame(configuration, session.getConfig(), "getConfig delegates to transportContext");
        assertEquals("EXAMPLE", session.getTargetDomain());
        assertEquals("server.example", session.getTargetHost());
        assertTrue(session.isInUse(), "New session starts in-use (usageCount=1)");

@J2ktIncompatible
@GwtIncompatible
@SuppressWarnings("GoodTime") // should have java.time.Duration overloads
public interface TimeLimiter {

  /**
   * Returns an instance of {@code interfaceType} that delegates all method calls to the {@code
   * target} object, enforcing the specified time limit on each call. This time-limited delegation
   * is also performed for calls to {@link Object#equals}, {@link Object#hashCode}, and {@link

  /** Constructor for use by subclasses. */
  protected ForwardingSortedMultiset() {}

  @Override
  protected abstract SortedMultiset<E> delegate();

  @Override
  public NavigableSet<E> elementSet() {
    return delegate().elementSet();
  }

  /**
   * A sensible implementation of {@link SortedMultiset#elementSet} in terms of the following

        assertEquals(expected, result);
        verify(locator, times(1)).shouldForceSigning();
        verifyNoMoreInteractions(locator);
    }

    // Happy path: overlaps delegates to implementation and returns as stubbed
    @Test
    @DisplayName("overlaps returns true then false as stubbed")
    void overlapsReturnsTrueThenFalse() throws Exception {

        // Then
        assertTrue(smb2Only, "Should delegate SMB2 only negotiation");
        assertFalse(secureNegotiate, "Should delegate secure negotiate requirement");
        assertTrue(ntlmTargetName, "Should delegate NTLM target name setting");
        assertFalse(port139Failover, "Should delegate port 139 failover setting");
        assertTrue(dfsStrictView, "Should delegate DFS strict view setting");

        assertEquals(16 + clientData.length, result.length);
        assertArrayEquals(clientData, Arrays.copyOfRange(result, 16, 16 + clientData.length));
    }

    @Test
    @DisplayName("getLMv2Response(byte[]): delegates to computeResponse")
    void testGetLMv2Response_bytes_delegates() {
        // Arrange
        byte[] key = hex("000102030405060708090A0B0C0D0E0F");
        byte[] server = hex("0102030405060708");

        properties.put("Accept", Collections.singletonList("application/json"));
        when(mockConnection.getRequestProperties()).thenReturn(properties);
        // Need to mock getRequestProperty as well since it delegates to wrapped connection
        when(mockConnection.getRequestProperty("Accept")).thenReturn("application/json");

        // Act
        ntlmConnection = new NtlmHttpURLConnection(mockConnection, mockCifsContext);

     * @param delegate
     *            delegate to pass all non-overridden method calls to
     *
     */
    public DelegatingConfiguration(final Configuration delegate) {
        this.delegate = delegate;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Configuration#getRandom()
     */
    @Override
    public SecureRandom getRandom() {
        return this.delegate.getRandom();
    }

    /**

        verify(tree).send(reqCap.capture(), any(), any(), any());
        assertTrue(reqCap.getValue() instanceof Smb2ChangeNotifyRequest);
    }

    // call() should delegate to watch() and return the same list
    @Test
    @DisplayName("call() delegates to watch() and returns same result")
    void call_delegatesToWatch() throws Exception {
        List<FileNotifyInformation> info = new ArrayList<>();