@Override
            public Tuple3<String, String, String>[] getVirtualHosts() {
                return new Tuple3[] { new Tuple3<>("Host", "example.com", "site1"), new Tuple3<>("X-Forwarded-Host", "test.com", "site2") };
            }
        });

        MockletHttpServletRequest request = getMockRequest();

        // No matching host header
        String key = virtualHostHelper.getVirtualHostKey();

            .<String>nodeOrder(ElementOrder.<String>natural());
    ImmutableValueGraph.Builder<String, Integer> immutableValueGraphBuilder =
        graphBuilder.<String, Integer>immutable();

    // Update ValueGraphBuilder, but this shouldn't impact immutableValueGraphBuilder
    graphBuilder.allowsSelfLoops(false).nodeOrder(ElementOrder.<String>unordered());

              @Override
              protected Set<String> create(String[] elements) {
                String[] deduped = dedupe(elements);
                return new AbstractSet<String>() {
                  @Override
                  public int size() {
                    return deduped.length;
                  }

                  @Override
                  public Iterator<String> iterator() {

        @Override
        public Map<String, String[]> getFields() {
            final Map<String, String[]> fields = new HashMap<>();
            for (final Map.Entry<String, String[]> entry : request.getParameterMap().entrySet()) {
                final String key = entry.getKey();
                if (key.startsWith("fields.")) {
                    final String[] value = simplifyArray(entry.getValue());

        final Map<String, Object> updateMap = getUpdateMap();
        final Map<String, Object> searchBody = createSearchBody(SEARCH_ALL_NUM);
        List<Map<String, Object>> settings = getItemList(searchBody);

        for (Map<String, Object> setting : settings) {
            final Map<String, Object> requestBody = new HashMap<>(updateMap);
            final String idKey = getIdKey();

  public void testStaticMethod_returning() throws Exception {
    Invokable<?, Iterable<String>> delegate =
        Prepender.method("prepend", String.class, Iterable.class)
            .returning(new TypeToken<Iterable<String>>() {});
    assertEquals(new TypeToken<Iterable<String>>() {}, delegate.getReturnType());
    Iterable<String> result = delegate.invoke(null, "a", ImmutableList.of("b", "c"));

          {new MapRetrievalCache<String, String>(new HashMap<String, String>())},
          {new MapRetrievalCache<String, String>(new TreeMap<String, String>(nullsLast))}
        });
  }

  @Before
  public void init() {
    mapCache.clear();
  }

  @Test
  public void testKeySetIterator() {
    mapCache.put("A", "A_value");

  }

  static TestSuite suiteForString(
      CharSourceFactory factory, String string, String name, String desc) {
    TestSuite suite = new TestSuite(name + " [" + desc + "]");
    for (Method method : testMethods) {
      suite.addTest(new CharSourceTester(factory, string, name, desc, method));
    }
    return suite;
  }

  private final ImmutableList<String> expectedLines;

  private CharSource source;

  <function>
    <description>
      Returns a string resulting from replacing in an input string all occurrences
      of a "before" string into an "after" substring.
    </description>
    <name>replace</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String replace(java.lang.Object, java.lang.String, java.lang.String)</function-signature>

        Tuple3<String, String, String> task = thumbnailGenerator.createTask("", docMap);
        assertNull(task);
    }

    @Test
    public void test_createTask_withNullDocMap() {
        // Test task creation with null document map
        String path = "/path/to/document.pdf";

        Tuple3<String, String, String> task = thumbnailGenerator.createTask(path, null);
        assertNull(task);