partialExplicitTypeBoundIsNotSubtypeOfDifferentTypeBound(
            UseSerializableIterable<? extends Serializable> obj) {
      return notSubtype(obj);
    }
  }

  // TODO(benyu): migrate all subtyping tests from TypeTokenTest to this class using SubtypeTester.

  private interface Outdoor {}

  private interface Indoor {}

  private interface Grocery {}

  private interface Electronics {}

import org.codelibs.fess.crawler.entity.ResultData;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for AbstractTransformer.
 * Tests the abstract transformer implementation and its name management functionality.
 */
public class AbstractTransformerTest extends PlainTestCase {

    /**
     * Concrete implementation of AbstractTransformer for testing

import java.io.PrintWriter;
import java.io.StringWriter;
import java.lang.reflect.Constructor;

import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for CrawlerSystemException.
 * Tests all constructors and exception functionality including message, cause, suppression, and stack trace.
 */
public class CrawlerSystemExceptionTest extends PlainTestCase {

    /**
     * Test constructor with message only

  }

  /**
   * Starts the server on the loopback interface for the given port.
   *
   * @param port the port to listen to, or 0 for any available port. Automated tests should always
   * use port 0 to avoid flakiness when a specific port is unavailable.
   */
  @Throws(IOException::class)
  @JvmOverloads
  public fun start(port: Int = 0) {

{* ../../docs_src/first_steps/tutorial001.py *}

Copia eso en un archivo `main.py`.

Ejecuta el servidor en vivo:

<div class="termy">

```console
$ <font color="#4E9A06">fastapi</font> dev <u style="text-decoration-style:single">main.py</u>
<font color="#3465A4">INFO    </font> Using path <font color="#3465A4">main.py</font>

import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;

import org.apache.commons.text.StringEscapeUtils;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.net.URLUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.sso.SsoAction;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Collection tests for {@link Table} implementations.
 *
 * @author Jared Levy
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public class TableCollectionTest extends TestCase {

  @J2ktIncompatible

import java.util.Locale;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
@NullUnmarked
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

import java.util.Locale;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
@NullUnmarked
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

@Tag("Slow")
class RealWebSocketTest {
  // NOTE: Fields are named 'client' and 'server' for cognitive simplicity. This differentiation has
  // zero effect on the behavior of the WebSocket API which is why tests are only written once
  // from the perspective of a single peer.
  private val random = Random(0)
  private val taskFaker = TaskFaker()
  private val sockets = inMemorySocketPair(8192L)