}

  public void testCheckPositive_negativeBigInteger() {
    assertThrows(
        IllegalArgumentException.class,
        () -> MathPreconditions.checkPositive("BigInteger", BigInteger.ZERO.negate()));
  }

  public void testCheckNonNegative_zeroInt() {
    MathPreconditions.checkNonNegative("int", 0);
  }

  public void testCheckNonNegative_maxInt() {

   * probability.
   */
  static BigInteger randomNonZeroBigInteger(int numBits) {
    BigInteger result = randomPositiveBigInteger(numBits);
    return RANDOM_SOURCE.nextBoolean() ? result : result.negate();
  }

  /**
   * Chooses a number in (-2^numBits, 2^numBits) at random, with density concentrated in numbers of
   * lower magnitude.
   */
  static BigInteger randomBigInteger(int numBits) {

        if (min < 0) {
            throw new IllegalArgumentException("The min parameter cannot be negative.");
        }
        if (max < 0) {
            throw new IllegalArgumentException("The max parameter cannot be negative.");
        }
        if (max < min) {
            throw new IllegalArgumentException("The length cannot be negative.");
        }
    }

   * #previous()} can retrieve the preceding {@code position} elements.
   *
   * @throws IndexOutOfBoundsException if {@code position} is negative or is greater than {@code
   *     size}
   * @throws IllegalArgumentException if {@code size} is negative
   */
  protected AbstractIndexedListIterator(int size, int position) {
    checkPositionIndex(position, size);
    this.size = size;
    this.position = position;

    }

    @Test
    void testConstructor_negativeValue() {
        // Test with a negative value, expecting it to be masked to a positive byte
        NdrSmall ndrSmall = new NdrSmall(-1); // -1 & 0xFF = 255
        assertEquals(255, ndrSmall.value, "Negative value should be masked to its unsigned byte equivalent.");
    }

    @Test
    void testConstructor_overflowValue() {

    }

    @Test
    void testReadParameterWordsWireFormat() {
        byte[] buffer = new byte[1024];
        int result = response.readParameterWordsWireFormat(buffer, 0);

        // The method should read parameter words
        assertTrue(result >= 0, "readParameterWordsWireFormat should return non-negative value");
    }

    @Test

        assertTrue(readAndXClose >= 0, "ReadAndX.Close batch limit should be non-negative");

        int treeConnectCheck = config.getBatchLimit("TreeConnectAndX.CheckDirectory");
        assertTrue(treeConnectCheck >= 0, "TreeConnectAndX.CheckDirectory batch limit should be non-negative");

        int treeConnectCreate = config.getBatchLimit("TreeConnectAndX.CreateDirectory");

        // Test with a negative integer
        int negativeFlags = -12345;
        AvFlags negAvFlags = new AvFlags(negativeFlags);
        assertNotNull(negAvFlags, "AvFlags object should not be null for negative flags");
        assertEquals(negativeFlags, negAvFlags.getFlags(), "Flags should match the negative input integer");
    }

    /**
     * Test getFlags method.

 * parameter word (the session identifier) is written in little‑endian form
 * and that the {@code toString} helper contains the expected values.
 *
 * <p>The tests also exercise edge cases such as negative (wrap‑around) session
 * identifiers and confirm that the writer does not alter any internal state.
 *</p>
 */
@ExtendWith(MockitoExtension.class)
class SmbComFindClose2Test {

    @Mock

    void accept_lengthBasedFilter_handlesNumericEdges() throws Exception {
        // Arrange: filter that accepts only strictly positive length
        SmbFileFilter filter = f -> f.length() > 0;

        // negative size -> reject
        when(smbFile.length()).thenReturn(-1L);
        assertFalse(filter.accept(smbFile), "Negative size should be rejected");