!item.equals(item.toString()));
      }
    }
  }

  /**
   * Class used to test whether equals() correctly handles an instance of an incompatible class.
   * Since it is a private inner class, the invoker can never pass in an instance to the tester
   */
  private enum NotAnInstance {
    EQUAL_TO_NOTHING;
  }

            CrawlerEngineClient client = new CrawlerEngineClient();
            assertNotNull(client);
        }
    }

    // Test instance fields initialization
    @Test
    public void test_instanceFieldsInitialization() {
        // Test that instance fields are properly initialized
        assertNotNull(crawlerEngineClient);
        // The actual client initialization happens lazily when needed
    }

@GwtCompatible
final class Absent<T> extends Optional<T> {
  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

 */
@Deprecated(since = "4.0.0")
public interface ToolchainFactory {
    /**
     * Create instance of toolchain.
     **/
    ToolchainPrivate createToolchain(ToolchainModel model) throws MisconfiguredToolchainException;

    /**
     * Returns the default instance of the particular type of toolchain, can return <code>null</code>
     * if not applicable.
     * TODO keep around??
     **/

      new ImmutableClassToInstanceMap<>(ImmutableMap.of());

  /**
   * Returns an empty {@code ImmutableClassToInstanceMap}.
   *
   * <p><b>Performance note:</b> the instance returned is a singleton.
   *
   * @since 19.0
   */
  @SuppressWarnings("unchecked")
  public static <B> ImmutableClassToInstanceMap<B> of() {
    return (ImmutableClassToInstanceMap<B>) EMPTY;
  }

  /**

    private static final long serialVersionUID = 1L;

    /**
     * Creates a new instance of OpenSearchAccessException.
     *
     * @param message the detail message
     */
    public OpenSearchAccessException(final String message) {
        super(message);
    }

    /**
     * Creates a new instance of OpenSearchAccessException.
     *
     * @param message the detail message

 * the {@code --resume} flag.
 */
public interface BuildResumptionAnalyzer {
    /**
     * Construct an instance of {@link BuildResumptionData} based on the outcome of the current Maven build.
     * @param result Outcome of the current Maven build.
     * @return A {@link BuildResumptionData} instance or {@link Optional#empty()} if resuming the build is not possible.
     */

      ) { Modifier.isStatic(it.modifiers) }

    for (field in staticFields) {
      field.setAccessible(true)
      val server = field.get(null) as? MockWebServer ?: continue

      // Put the instance in the store, so JUnit closes it for us in afterAll.
      store.put(field, server)

      server.start()
    }
  }

  override fun beforeEach(context: ExtensionContext) {
    // Requires API 24

        assertTrue(pairs.get(0) instanceof AvFlags, "First pair should be AvFlags instance");

        // Check second pair (AvTimestamp)
        assertEquals(AvPair.MsvAvTimestamp, pairs.get(1).getType(), "Second pair should be MsvAvTimestamp");
        assertTrue(pairs.get(1) instanceof AvTimestamp, "Second pair should be AvTimestamp instance");

        // Check third pair (AvTargetName)

    }

    @Test
    @DisplayName("getConfig should return the provided configuration")
    void testGetConfig() {
        // When
        Configuration config = context.getConfig();

        // Then
        assertSame(mockConfig, config, "Should return the same configuration instance");
    }

    @Test