@DisplayName("Should return 0 for writeSetupWireFormat with offset")
        void testWriteSetupWireFormatWithOffset() {
            byte[] dst = new byte[100];
            int result = response.writeSetupWireFormat(dst, 50);

            assertEquals(0, result);
        }

        @Test
        @DisplayName("Should return 0 for writeParametersWireFormat")
        void testWriteParametersWireFormat() {

        // Set structure size to 9 (valid)
        SMBUtil.writeInt2(9, buffer, bufferIndex);
        // Set buffer offset (relative to header start)
        SMBUtil.writeInt2(50, buffer, bufferIndex + 2);
        // Set buffer length
        SMBUtil.writeInt4(8, buffer, bufferIndex + 4);

        // Mock getHeaderStart
        response = spy(response);

        transaction.setTotalParameterCount(100);
        transaction.setTotalDataCount(200);
        transaction.setMaxParameterCount(1024);
        transaction.setMaxDataCountForTest(2048);
        transaction.setParameterCount(50);
        transaction.setParameterOffset(80);
        transaction.setDataCount(150);
        transaction.setDataOffset(130);
        transaction.setSetupCount(1);
        transaction.setSetupWireFormatReturn(4);

     *
     * @param data the data to analyze
     * @param algorithm the compression algorithm
     * @return estimated compression ratio (0.0 to 1.0, where 0.5 means 50% size reduction)
     */
    double estimateCompressionRatio(byte[] data, int algorithm);

    /**
     * Gets the minimum data size threshold for compression.

    @Test
    public void test_doFilter_webBelowThreshold() throws IOException, ServletException {
        setConfig(80, 100);
        testableFilter.setCpuPercent((short) 50);
        mockRequest.setRequestURI("/search");

        testableFilter.doFilter(mockRequest, mockResponse, mockFilterChain);

        assertTrue(mockFilterChain.wasDoFilterCalled());

        // Write structure header (9 bytes)
        SMBUtil.writeInt2(9, buffer, offset); // Structure size
        SMBUtil.writeInt2(80 - 64, buffer, offset + 2); // Buffer offset (relative to header)
        SMBUtil.writeInt4(50, buffer, offset + 4); // Total length of notification data

        // Write notification data at buffer offset 80
        int notifyOffset = 80;

        final LlmMessage message = new LlmMessage("user", longContent.toString());
        final String str = message.toString();
        assertTrue(str.contains("..."));
        assertTrue(str.length() < longContent.length() + 50);
    }

    @Test
    public void test_toStringNullContent() {
        final LlmMessage message = new LlmMessage("user", null);
        final String str = message.toString();

        assertEquals(0, read);
    }

    @Test
    void testToString() {
        // Test toString method
        when(mockConfig.getListSize()).thenReturn(50);

        trans2FindNext2 = new Trans2FindNext2(mockConfig, TEST_SID, TEST_RESUME_KEY, TEST_FILENAME, TEST_BATCH_COUNT, TEST_BATCH_SIZE);

        String result = trans2FindNext2.toString();

    for (int n = 0; n <= 50; n++) {
      for (int k = 0; k <= n; k++) {
        BigInteger expectedBig = BigIntegerMath.binomial(n, k);
        int expectedInt = fitsInInt(expectedBig) ? expectedBig.intValue() : Integer.MAX_VALUE;
        assertEquals(expectedInt, IntMath.binomial(n, k));
      }
    }
  }

  public void testBinomialOutside() {
    for (int i = 0; i <= 50; i++) {
      int n = i;

    void testWriteWireFormat() {
        packet.type = SessionServicePacket.SESSION_MESSAGE;
        packet.trailerLength = 10; // Mock trailer will write 10 bytes

        byte[] dst = new byte[50];
        int totalWritten = packet.writeWireFormat(dst, 0);

        assertEquals(14, totalWritten); // 4 header + 10 trailer
        assertEquals((byte) SessionServicePacket.SESSION_MESSAGE, dst[0]);
    }