return false;
    }
    N nodeU = endpoints.nodeU();
    N nodeV = endpoints.nodeV();
    return nodes().contains(nodeU) && successors(nodeU).contains(nodeV);
  }

  /**
   * Throws {@code IllegalArgumentException} if the ordering of {@code endpoints} is not compatible
   * with the directionality of this graph.
   */
  protected final void validateEndpoints(EndpointPair<?> endpoints) {

  public void testForSupplierSerializable() {
    checkCanReserialize(Functions.forSupplier(new CountingSupplier()));
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testNulls() throws Exception {
    new ClassSanityTester().forAllPublicStaticMethods(Functions.class).testNulls();
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection

import org.dbflute.optional.OptionalThing;

public class FessJsonResourceProviderTest extends UnitFessTestCase {

    private FessJsonResourceProvider provider;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        provider = new FessJsonResourceProvider();
    }

    public void test_isNullsSuppressed() {
        // Test that nulls are suppressed

    }

    @Test
    void testDelete_ng() {
        checkDeleteMethod(Collections.emptyMap()).then().body("response.status", equalTo(1));
    }

    @Test
    void testCRUD() throws Exception {
        List<Map<String, Object>> available =
                checkGetMethod(Collections.emptyMap(), getAvailableEndpointSuffix() + "/").body().jsonPath().get("response.plugins");

    DelegatingInvocationHandler(Object delegate) {
      this.delegate = checkNotNull(delegate);
    }

    @Override
    protected Object handleInvocation(Object proxy, Method method, Object[] args) throws Throwable {
      return method.invoke(delegate, args);
    }

    @Override
    public String toString() {
      return "some arbitrary string";
    }
  }

    if (isDone()) {
      throw new TimeoutException(message + " but future completed as timeout expired");
    }
    throw new TimeoutException(message + " for " + futureToString);
  }

  @ParametricNullness
  @SuppressWarnings("nullness") // TODO(b/147136275): Remove once our checker understands & and |.
  final V blockingGet() throws InterruptedException, ExecutionException {

     *
     * @param currentUrl the current URL
     * @param baseHref the base href value from HTML
     * @return the base URL
     * @throws MalformedURLException if the URL is malformed
     */
    protected URL getBaseUrl(final String currentUrl, final String baseHref) throws MalformedURLException {
        if (baseHref != null) {
            return getURL(currentUrl, baseHref);
        }

  private NavigableMap<K, V> navigableMap;
  private List<Entry<K, V>> entries;
  private Entry<K, V> a;
  private Entry<K, V> b;
  private Entry<K, V> c;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    navigableMap = (NavigableMap<K, V>) getMap();
    entries =
        copyToList(
            getSubjectGenerator()

  private NavigableMap<K, V> navigableMap;
  private List<Entry<K, V>> entries;
  private Entry<K, V> a;
  private Entry<K, V> b;
  private Entry<K, V> c;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    navigableMap = (NavigableMap<K, V>) getMap();
    entries =
        copyToList(
            getSubjectGenerator()

    extends AbstractTester<OneSizeTestContainerGenerator<C, E>> {
  protected SampleElements<E> samples;
  protected C container;

  @Override
  @OverridingMethodsMustInvokeSuper
  public void setUp() throws Exception {
    super.setUp();
    samples = this.getSubjectGenerator().samples();
    resetContainer();
  }

  /**
   * @return the contents of the container under test, for use by {@link #expectContents(Object[])