// Assert
        assertEquals("smb", url.getProtocol());
        assertEquals(SmbConstants.DEFAULT_PORT, url.getPort(), "Default port applied for root smb URL");
        assertNull(url.getRef(), "Ref should remain null for root URL");
    }

    @Test
    @DisplayName("parseURL: fragment is moved into path and ref cleared")
    void testParseURL_FragmentMovedToPath() throws MalformedURLException {

      expectedHashCode += (element == null) ? 0 : element.hashCode();
    }
    assertEquals(
        "A Set's hashCode() should be the sum of those of its elements.",
        expectedHashCode,
        getSet().hashCode());
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  @CollectionFeature.Require(ALLOWS_NULL_VALUES)
  public void testHashCode_containingNull() {

        // Test direct field access through inheritance
        TestDictionaryItem item = new TestDictionaryItem();

        // Direct field assignment
        item.id = 999L;

        // Verify through getter
        assertEquals(999L, item.getId());

        // Verify direct field access
        assertEquals(999L, item.id);
    }

    public void test_sequentialIdAssignment() {

                Arguments.of(-1, -2L, -3L, -4L, -5L) // negative values
        );
    }

    // --- Mockito interaction: verify each getter is invoked and returns stubbed values ---
    @Test
    void mockitoMock_verifiesGetterInteractions() {
        // Arrange: mock and stub each getter with distinct values
        SmbBasicFileInfo mock = Mockito.mock(SmbBasicFileInfo.class);
        Mockito.when(mock.getAttributes()).thenReturn(7);

     *
     * @param key
     *            7 or 8 byte DES key
     * @return DES cipher in encryption mode
     */
    public static Cipher getDES(final byte[] key) {
        if (key.length == 7) {
            return getDES(des7to8(key));
        }

        try {
            final Cipher c = Cipher.getInstance("DES/ECB/NoPadding");

  private List<E> values;
  private E a;
  private E b;
  private E c;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    navigableSet = (NavigableSet<E>) getSet();
    values =
        copyToList(
            getSubjectGenerator()
                .getSampleElements(getSubjectGenerator().getCollectionSize().getNumElements()));
    sort(values, navigableSet.comparator());

        // Given
        byte[] key = "testkey1".getBytes(); // 8 bytes for DES
        byte[] plaintext = "12345678".getBytes(); // 8 bytes (DES block size)

        // When
        Cipher desCipher = Crypto.getDES(key);
        desCipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "DES"));
        byte[] encrypted = desCipher.doFinal(plaintext);

        // Then
        assertNotNull(encrypted);

   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

  private List<E> values;
  private E a;
  private E b;
  private E c;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    navigableSet = (NavigableSet<E>) getSet();
    values =
        copyToList(
            getSubjectGenerator()
                .getSampleElements(getSubjectGenerator().getCollectionSize().getNumElements()));
    sort(values, navigableSet.comparator());