import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.opensearch.index.query.QueryBuilders;
import org.opensearch.transport.client.Client;

public class SuggestUtilTest {

    private static OpenSearchRunner runner;
    private static Client client;
    private static SuggestSettings settings;

     *
     * **This is an evolving set.** Future releases include support for transitional
     * protocols. The http/1.1 transport will never be dropped.
     *
     * If multiple protocols are specified, [ALPN][alpn] will be used to negotiate a transport.
     * Protocol negotiation is only attempted for HTTPS URLs.
     *

   * and response body streams; otherwise resources may be leaked.
   *
   * This method is safe to be called concurrently, but provides limited guarantees. If a transport
   * layer connection has been established (such as a HTTP/2 stream) that is terminated. Otherwise
   * if a socket connection is being established, that is terminated.
   */
  override fun cancel() {

import org.opensearch.cluster.metadata.AliasMetadata;
import org.opensearch.common.xcontent.XContentType;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;
import org.opensearch.transport.client.Client;

/**
 * The Suggester class provides functionality for managing and querying suggestion indices.
 * It includes methods for creating, refreshing, and switching indices, as well as for

import org.opensearch.core.action.ActionListener;
import org.opensearch.index.seqno.SequenceNumbers;
import org.opensearch.search.SearchHit;
import org.opensearch.search.SearchHits;
import org.opensearch.transport.client.Client;

import jakarta.annotation.Resource;

/**
 * @param <ENTITY> The type of entity.
 * @param <CB> The type of condition-bean.
 * @author ESFlute (using FreeGen)
 */

pkg net/http, type Request struct, GetBody func() (io.ReadCloser, error)
pkg net/http, type Server struct, IdleTimeout time.Duration
pkg net/http, type Server struct, ReadHeaderTimeout time.Duration
pkg net/http, type Transport struct, ProxyConnectHeader Header
pkg net/http, var ErrAbortHandler error
pkg net/http, var ErrServerClosed error
pkg net/http, var NoBody noBody
pkg net/mail, func ParseDate(string) (time.Time, error)

import okhttp3.internal.readMedium
import okio.Buffer
import okio.BufferedSource
import okio.ByteString
import okio.Source
import okio.Timeout

/**
 * Reads HTTP/2 transport frames.
 *
 * This implementation assumes we do not send an increased [frame][Settings.getMaxFrameSize] to the
 * peer. Hence, we expect all frames to have a max length of [Http2.INITIAL_MAX_FRAME_SIZE].
 */

    private boolean insecureBasic;
    /** The authentication realm */
    private String realm;
    /** The default domain for authentication */
    private String defaultDomain;

    /** The CIFS context for transport operations */
    private CIFSContext transportContext;

    @Override
    public void init() throws ServletException {

        final StringBuilder sb = new StringBuilder();

  /**
   * The HTTP <a href="http://tools.ietf.org/html/rfc6797#section-6.1">{@code
   * Strict-Transport-Security}</a> header field name.
   *
   * @since 15.0
   */
  public static final String STRICT_TRANSPORT_SECURITY = "Strict-Transport-Security";

  /**
   * The HTTP <a href="http://www.w3.org/TR/resource-timing/#cross-origin-resources">{@code

	// proxying the request to another node.
	for k := range w.Header() {
		w.Header().Del(k)
	}

	f := handlers.NewForwarder(&handlers.Forwarder{
		PassHost:     true,
		RoundTripper: ep.Transport,
		ErrorHandler: func(w http.ResponseWriter, r *http.Request, err error) {
			success = false
			if err != nil && !errors.Is(err, context.Canceled) {
				proxyLogIf(GlobalContext, err)
			}
			if returnErr {