assertTrue(blob.equals(blob), "Object should be equal to itself");
        assertEquals(blob.get().hashCode(), blob.hashCode(), "hashCode should delegate to internal array");
    }

    // Confirms constructor handles null by producing an empty buffer
    @Test
    @DisplayName("Constructor with null sets empty buffer")
    void constructor_withNull_setsEmpty() {

    String concurrentPackage = SettableFuture.class.getPackage().getName();
    ClassLoader classLoader = AbstractFutureFallbackAtomicHelperTest.class.getClassLoader();
    // we delegate to the current classloader so both loaders agree on classes like TestCase
    return new URLClassLoader(ClassPathUtil.getClassPathUrls(), classLoader) {
      @Override

@GwtIncompatible
public final class LittleEndianDataInputStream extends FilterInputStream implements DataInput {

  /**
   * Creates a {@code LittleEndianDataInputStream} that wraps the given stream.
   *
   * @param in the stream to delegate to
   */
  public LittleEndianDataInputStream(InputStream in) {
    super(Preconditions.checkNotNull(in));
  }

  /** This method will throw an {@link UnsupportedOperationException}. */

    void decodesErrorStructureThroughReadBytesWireFormat() throws Exception {
        // For STATUS_INVALID_PARAMETER the override makes isErrorResponseStatus() return false,
        // so readBytesWireFormat() is invoked and must delegate back to readErrorResponse() when it sees size=9.
        byte[] header = buildHeader(NtStatus.NT_STATUS_INVALID_PARAMETER);
        byte[] body = buildErrorBody(2, 3, new byte[] { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC });

            private final FessConfig baseConfig = createBaseFessConfig();

            @Override
            public String getQueryDefaultQueryType() {
                return queryType;
            }

            // Delegate all other methods to base config
            @Override
            public String get(String key) {
                return baseConfig.get(key);
            }

            @Override

    source: Source,
  ) : ForwardingSource(source) {
    var bytesRead = 0L

    override fun read(
      sink: Buffer,
      byteCount: Long,
    ): Long {
      val result = delegate.read(sink, byteCount)
      if (result == -1L) return -1L
      bytesRead += result
      return result
    }
  }

        assertEquals(123L, session.getExpiration());
        setField(session, "expiration", 0L);
        assertNull(session.getExpiration());
    }

    @Test
    @DisplayName("connection and failure status delegate to transport")
    void testConnectionAndFailureStatus() {
        SmbSessionImpl session = newSession();

        // Make session look connected via setSessionSetup

        SmbFileHandleImpl result = stream.ensureOpen();
        assertSame(fd, result);
        verify(handle, times(1)).ensureOpen();
    }

    @Test
    @DisplayName("close() does nothing (no delegate interactions)")
    void close_isNoop() throws Exception {
        // Verify close() is a no-op and does not call handle/tree/fd
        SmbPipeInputStream stream = newStreamWithInit(true);

        verify(mockResponse, never()).setStatus(any(int.class));
    }

    /**
     * Test case for the instance method doAuthentication.
     * It should just delegate to the static authenticate method.
     * @throws IOException
     */
    @Test
    public void testDoAuthentication() throws IOException {
        // Setup: No "Authorization" header to follow a simple path

        assertThrows(NullPointerException.class, () -> target.unwrap(null));
    }

    @Test
    @DisplayName("getPipe, getPipeType, getUncPath delegate to underlying pipe")
    void testBasicAccessors() {
        when(pipe.getPipeType()).thenReturn(0x123456);
        assertSame(pipe, target.getPipe());
        assertEquals(0x123456, target.getPipeType());