for (final String field : fields) {
            final Object textObj = document.get(field);
            if (textObj == null) {
                continue;
            }
            final String text = textObj.toString();
            final String lang = document.get(langFieldName) == null ? null : document.get(langFieldName).toString();

            Document childDoc = Document.of(childPomXml);

            Map<Path, Document> pomMap = new HashMap<>();
            pomMap.put(Paths.get("/project/pom.xml"), parentDoc);
            pomMap.put(Paths.get("/project/child/pom.xml"), childDoc);

            UpgradeContext context = createMockContext();

        final List<String> result = (List<String>) SerializeUtil.fromBinaryToObject(binary);
        assertEquals(3, result.size());
        assertEquals("first", result.get(0));
        assertNull(result.get(1));
        assertEquals("third", result.get(2));
    }

    /**
     * Test helper class for serialization tests
     */
    public static class TestSerializableClass implements Serializable {

          public void run() {
            threadLocalCount.set(threadLocalCount.get() + 1);
          }
        };

    FutureTask<@Nullable Void> otherTask =
        new FutureTask<>(
            () -> {
              Future<?> future = executor.submit(incrementTask);
              assertTrue(future.isDone());
              assertEquals(1, threadLocalCount.get().intValue());
              return null;
            });

                    .get());
            options.addOption(Option.builder(DIRECTORY)
                    .longOpt("directory")
                    .hasArg()
                    .argName("path")
                    .desc("Directory to use as starting point for POM discovery")
                    .get());
            options.addOption(Option.builder(INFER)

            endpoint = val.toString();
            final String lep = endpoint.toLowerCase();
            if (lep.startsWith("\\pipe\\")) {
                final String iface = (String) INTERFACES.get(lep.substring(6));
                if (iface != null) {
                    int c, p;
                    c = iface.indexOf(':');
                    p = iface.indexOf('.', c + 1);

        child = (position > 0 && position <= filteredChildren.size()) ? filteredChildren.get(position - 1) : null;
        return child != null;
    }

    private void filterChildren(int position) {
        for (; position > filteredChildren.size() && filteredIndex < children.size(); filteredIndex++) {
            XmlNode child = children.get(filteredIndex);
            if (testNode(child)) {
                filteredChildren.add(child);

            assertEquals(expectedModifiedCount, result.modifiedCount(), description);

            // Verify the model version and namespace - use the updated document from pomMap
            Document updatedDocument = pomMap.get(Paths.get("pom.xml"));
            Editor editor = new Editor(updatedDocument);
            Element root = editor.root();
            assertEquals(expectedNamespace, root.namespaceURI(), "Namespace should be updated: " + description);

    assertEqualInOrder(values, multimap().get(key));

    if (!values.isEmpty()) {
      assertEqualInOrder(values, multimap().asMap().get(key));
      assertFalse(multimap().isEmpty());
    } else {
      assertNull(multimap().asMap().get(key));
    }

    assertEquals(values.size(), multimap().get(key).size());
    assertEquals(values.size() > 0, multimap().containsKey(key));

    return delegate.isDone();
  }

  @Override
  @ParametricNullness
  public V get() throws InterruptedException, ExecutionException {
    return delegate.get();
  }

  @Override
  @ParametricNullness
  public V get(long timeout, TimeUnit unit)
      throws InterruptedException, ExecutionException, TimeoutException {
    return delegate.get(timeout, unit);
  }

  @Override
  public String toString() {