peer.sendFrame().ping(true, Http2Connection.AWAIT_PING, 5)
    peer.play()

    // Play it back.
    val connection = connect(peer)
    val pingAtNanos = System.nanoTime()
    connection.writePingAndAwaitPong()
    val elapsedNanos = System.nanoTime() - pingAtNanos
    assertThat(elapsedNanos).isGreaterThan(0L)
    assertThat(elapsedNanos).isLessThan(TimeUnit.SECONDS.toNanos(1))

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.curl

import kotlin.system.exitProcess

fun main(args: Array<String>) {
  Main().main(args)
  exitProcess(0)

import org.conscrypt.Conscrypt

@Suppress("ktlint:standard:property-naming")
suspend fun main() {
  val includeConscrypt = false

  val client =
    OkHttpClient.Builder()
      .cache(Cache(FileSystem.SYSTEM, "build/okhttp_cache".toPath(), 100_000_000))
      .build()

  val sslLabsClients = SslLabsClient(client).clients()
  val ianaSuitesNew = fetchIanaSuites(client)

  class Builder {
    internal var client: OkHttpClient? = null
    internal var url: HttpUrl? = null
    internal var includeIPv6 = true
    internal var post = false
    internal var systemDns = Dns.SYSTEM
    internal var bootstrapDnsHosts: List<InetAddress>? = null
    internal var resolvePrivateAddresses = false
    internal var resolvePublicAddresses = true

    fun build(): DnsOverHttps {