// Any PACDecodingException is acceptable for this test
        assertNotNull(e.getMessage());
    }

    @Test
    void testMalformedPac() {
        // Too small to be a valid PAC
        byte[] malformedData = new byte[] { 1, 0, 0, 0 };

        PACDecodingException e = assertThrows(PACDecodingException.class, () -> new Pac(malformedData, keys));

 *
 * As bytes are returned from upstream they are written to a local file. Downstream sources read
 * from this file as necessary.
 *
 * This class also keeps a small buffer of bytes recently read from upstream. This is intended to
 * save a small amount of file I/O and data copying.
 */
class Relay private constructor(
  /**
   * Read/write persistence of the upstream source and its metadata. Its layout is as follows:
   *

        // Validate minimum buffer size for SMB2 negotiate response
        if (buffer == null || buffer.length < bufferIndex + 65) {
            throw new SMBProtocolDecodingException("Buffer too small for SMB2 negotiate response (minimum 65 bytes required)");
        }

        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 65) {

        if (!isAlgorithmSupported(algorithm)) {
            throw new CIFSException("Unsupported compression algorithm: " + algorithm);
        }
        if (length < MIN_COMPRESSION_SIZE) {
            log.debug("Data too small for compression ({} bytes), returning uncompressed", length);
            byte[] result = new byte[length];
            System.arraycopy(data, offset, result, 0, length);
            return result;
        }

        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test writeParametersWireFormat with small buffer throws ArrayIndexOutOfBoundsException")
    void testWriteParametersWireFormatSmallBuffer() {
        netShareEnum = new NetShareEnum(realConfig);

        // Buffer too small for the full parameters (need at least 19 bytes)
        byte[] dst = new byte[10];

        ComponentUtil.setFessConfig(new MockFessConfig() {
            @Override
            public Integer getCookieSearchParameterMaxLengthAsInteger() {
                return 10; // Very small limit
            }
        });

        String longValue = "a".repeat(1000);
        getMockRequest().setParameter("q", longValue);

        searchHelper.storeSearchParameters();

        // Reserved (2 bytes, LE) == 0
        assertEquals(0, SMBUtil.readInt2(buf, offset + 2));
    }

    @Test
    @DisplayName("writeBytesWireFormat throws when buffer too small")
    void writeBytesWireFormat_throwsIfInsufficientSpace() {
        // Arrange
        Smb2LogoffRequest req = newRequest();
        byte[] tiny = new byte[3]; // less than 4 bytes available

        // Act/Assert

        }
    }

    public void test_evaluate_withDifferentWindowSizes() {
        // Test with different window sizes
        final String testModelName = "test_model";

        // Test with small window size
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override
            public String getLtrModelName() {
                return testModelName;
            }

                        }
                    }
                } catch (final SmbException se) {
                    // Ignore errors on the final small read - we already got substantial data
                    log.trace("Final small read failed, ignoring", se);
                }
            }

            return (int) (this.fp - start);
        }
    }

    /**

    Random random = new Random();

    int sizeRemaining = size;

    // TODO(kevinb): generate better test contents for multisets
    while (sizeRemaining > 0) {
      // The JVM will return interned values for small ints.
      Integer value = random.nextInt(1000) + 128;
      int count = min(random.nextInt(10) + 1, sizeRemaining);
      sizeRemaining -= count;
      hashMultiset.add(value, count);