assertThat(nextEvent()).isEqualTo(Message(payload))
  }

  fun assertPing(payload: ByteString) {
    assertThat(nextEvent()).isEqualTo(Ping(payload))
  }

  fun assertPong(payload: ByteString) {
    assertThat(nextEvent()).isEqualTo(Pong(payload))
  }

  fun assertClosing(
    code: Int,
    reason: String,
  ) {
    assertThat(nextEvent()).isEqualTo(Closing(code, reason))
  }

            resultBuf.append("Status of ")
                    .append(ping.getClusterName())
                    .append(" is changed to ")
                    .append(ping.getClusterStatus())
                    .append('.');
        } else if (status == 0) {
            resultBuf.append(ping.getClusterName()).append(" is alive.");
        } else {
            resultBuf.append(ping.getClusterName()).append(" is not available.");
        }

    ]
    assert len(data_lines) == 2


# Keepalive ping tests


keepalive_app = FastAPI()


@keepalive_app.get("/slow-async", response_class=EventSourceResponse)
async def slow_async_stream():
    yield {"n": 1}
    # Sleep longer than the (monkeypatched) ping interval so a keepalive
    # comment is emitted before the next item.
    await asyncio.sleep(0.3)

        LABEL,
        /** Popular word API format. */
        POPULARWORD,
        /** Favorite API format. */
        FAVORITE,
        /** Favorites API format. */
        FAVORITES,
        /** Ping API format. */
        PING,
        /** Scroll API format. */
        SCROLL,
        /** Suggest API format. */
        SUGGEST,
        /** Other API format. */
        OTHER;
    }

    /**

		return false, err
	}
	return target.isActive()
}

func (target *RedisTarget) isActive() (bool, error) {
	conn := target.pool.Get()
	defer conn.Close()

	_, pingErr := conn.Do("PING")
	if pingErr != nil {
		if xnet.IsConnRefusedErr(pingErr) {
			return false, store.ErrNotConnected
		}
		return false, pingErr
	}
	return true, nil
}

  const val TYPE_PING = 0x6
  const val TYPE_GOAWAY = 0x7
  const val TYPE_WINDOW_UPDATE = 0x8
  const val TYPE_CONTINUATION = 0x9

  const val FLAG_NONE = 0x0
  const val FLAG_ACK = 0x1 // Used for settings and ping.
  const val FLAG_END_STREAM = 0x1 // Used for headers and data.
  const val FLAG_END_HEADERS = 0x4 // Used for headers and continuation.
  const val FLAG_END_PUSH_PROMISE = 0x4

	if err == nil {
		return stmt.QueryRowContext(ctx, args...)
	}
	return &sql.Row{}
}

func (db *PreparedStmtDB) Ping() error {
	conn, err := db.GetDBConn()
	if err != nil {
		return err
	}
	return conn.Ping()
}

type PreparedStmtTX struct {
	Tx
	PreparedStmtDB *PreparedStmtDB
}

func (db *PreparedStmtTX) GetDBConn() (*sql.DB, error) {

import org.opensearch.action.admin.cluster.health.ClusterHealthResponse;
import org.opensearch.cluster.health.ClusterHealthStatus;
import org.opensearch.common.xcontent.XContentType;

/**
 * Response entity for ping operations.
 */
public class PingResponse {
    private static final String CLUSTER_NAME = "cluster_name";
    private static final String STATUS = "status";
    private static final String TIMED_OUT = "timed_out";

        .add("ping:  pong  ") // Value whitespace is trimmed.
        .add("kit:kat") // Space after colon is not required.
        .build()
    assertThat(headers.values("foo")).containsExactly("bar", "baz", "bak")
    assertThat(headers.values("key")).containsExactly("value")
    assertThat(headers.values("ping")).containsExactly("pong")
    assertThat(headers.values("kit")).containsExactly("kat")

    fail("")
  }

  override fun settings(
    clearPrevious: Boolean,
    settings: Settings,
  ) {
    fail("")
  }

  override fun ackSettings() {
    fail("")
  }

  override fun ping(
    ack: Boolean,
    payload1: Int,
    payload2: Int,
  ) {
    fail("")
  }

  override fun goAway(
    lastGoodStreamId: Int,
    errorCode: ErrorCode,
    debugData: ByteString,
  ) {