assertThat(nullEntry.toString()).isEqualTo("(null,null)=null");
  }

  public void testEntryEquals() {
    Cell<String, Integer, Character> entry = immutableCell("foo", 1, 'a');

    new EqualsTester()
        .addEqualityGroup(entry, immutableCell("foo", 1, 'a'))
        .addEqualityGroup(immutableCell("bar", 1, 'a'))
        .addEqualityGroup(immutableCell("foo", 2, 'a'))

   */
  public static UncaughtExceptionHandler systemExit() {
    return new Exiter(Runtime.getRuntime()::exit);
  }

  @VisibleForTesting
  interface RuntimeWrapper {
    void exit(int status);
  }

  @VisibleForTesting
  static final class Exiter implements UncaughtExceptionHandler {
    private static final LazyLogger logger = new LazyLogger(Exiter.class);

    private final RuntimeWrapper runtime;

    nonEmptyTable.put('A', 1, "blah");

    new EqualsTester()
        .addEqualityGroup(INSTANCE, HashBasedTable.create(), TreeBasedTable.create())
        .addEqualityGroup(nonEmptyTable)
        .testEquals();
  }

  @GwtIncompatible // ArrayTable
  public void testEqualsObjectNullValues() {
    new EqualsTester()
        .addEqualityGroup(INSTANCE)

  static final Absent<Object> INSTANCE = new Absent<>();

  @SuppressWarnings("unchecked") // implementation is "fully variant"
  static <T> Optional<T> withType() {
    return (Optional<T>) INSTANCE;
  }

  private Absent() {}

  @Override
  public boolean isPresent() {
    return false;
  }

  @Override
  public T get() {

        final int start = bufferIndex;
        SmbShareInfo e;

        useUnicode = false;

        results = new SmbShareInfo[numEntries];
        for (int i = 0; i < numEntries; i++) {
            results[i] = e = new SmbShareInfo();
            e.netName = readString(buffer, bufferIndex, 13, false);
            bufferIndex += 14;
            e.type = readInt2(buffer, bufferIndex);

    @Test
    void testDependencyManagement() throws Exception {
        File localRepo = getLocalRepositoryPath();
        File pom0 = new File(localRepo, "p0/pom.xml");

        File pom0Basedir = pom0.getParentFile();

        File pom1 = new File(pom0Basedir, "p1/pom.xml");

        // load everything...
        MavenProject project0 = getProjectWithDependencies(pom0);

        Objects.requireNonNull(output, "output cannot be null");
        Objects.requireNonNull(model, "model cannot be null");

        try (Writer out = output) {
            new MavenXpp3Writer().write(out, model);
        }
    }

    @Override
    public void write(OutputStream output, Map<String, Object> options, Model model) throws IOException {

        setForceUpdate(repositoryRequest.isForceUpdate());
    }

    public static RepositoryRequest getRepositoryRequest(MavenSession session, MavenProject project) {
        RepositoryRequest request = new DefaultRepositoryRequest();

        request.setLocalRepository(session.getLocalRepository());
        if (project != null) {
            request.setRemoteRepositories(project.getPluginArtifactRepositories());
        }

        project.getRootProject().getPluginManager().apply(GlobalBuildInfoPlugin.class);

        if (project.getPluginManager().hasPlugin("elasticsearch.standalone-rest-test")) {
            throw new InvalidUserDataException(
                "elasticsearch.standalone-test, " + "elasticsearch.standalone-rest-test, and elasticsearch.build are mutually exclusive"
            );
        }

* The alternative documentation will also reflect the new query parameter and body:

![ReDoc](https://fastapi.tiangolo.com/img/index/index-06-redoc-02.png)

### Recap

In summary, you declare **once** the types of parameters, body, etc. as function parameters.

You do that with standard modern Python types.

You don't have to learn a new syntax, the methods or classes of a specific library, etc.