virtualHostHelper = new VirtualHostHelper();
    }

    public void test_getVirtualHostPath() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public Tuple3<String, String, String>[] getVirtualHosts() {

        originalFessConfig = ComponentUtil.getFessConfig();

        // Set up test configuration
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getMailFromName() {
                return "Test Admin";
            }

            @Override
            public String getMailFromAddress() {

    @Override
    public void setUp() throws Exception {
        super.setUp();

        // Create FessConfig mock
        mockConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getTimeAdjustTimeMillis() {
                return "0";
            }

            @Override
            public Long getTimeAdjustTimeMillisAsLong() {

    private static class TestFessLabels extends FessLabels {
        private static final long serialVersionUID = 1L;

        public void testAssertPropertyNotNull(String property) {
            assertPropertyNotNull(property);
        }
    }

    /**
     * Test serialVersionUID exists and has correct value
     */
    public void test_serialVersionUID() throws Exception {

    }

    // Test configuration for JSON response
    public void test_configurationSettings() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getApiJsonResponseExceptionIncluded() {
                return "false";
            }
        });

    }

    // Reflection-based check: ensure serialVersionUID remains the declared constant
    @Test
    @DisplayName("serialVersionUID matches declared constant")
    void serialVersionUID_hasExpectedValue() throws Exception {
        // Arrange
        Field f = SMBSignatureValidationException.class.getDeclaredField("serialVersionUID");
        f.setAccessible(true);

        // Act

        // Test that the constructor and getters work with proper setup
        FessConfig mockConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public Set<String> getApiPingEsFieldSet() {
                return new HashSet<>();
            }
        };
        ComponentUtil.register(mockConfig, "fessConfig");

        boolean hasSerialVersionUID = false;
        try {
            CurlException.class.getDeclaredField("serialVersionUID");
            hasSerialVersionUID = true;
        } catch (NoSuchFieldException e) {
            // Field doesn't exist
        }
        assertTrue("CurlException should have serialVersionUID field", hasSerialVersionUID);
    }

    @Test
    public void testExceptionChaining() {

        final Document document = getDocument(data);

        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getCrawlerDocumentHtmlPrunedTags() {
                return "";
            }
        });

      return false;
    }

    @Override
    public String toString() {
      return "Predicates.not(" + predicate + ")";
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  /**
   * @see Predicates#and(Iterable)
   */
  private static final class AndPredicate<T extends @Nullable Object>
      implements Predicate<T>, Serializable {