val response = client.newCall(request).execute()

    response.use {
      assertEquals(200, response.code)
      if (PlatformVersion.majorVersion > 11) {
        assertEquals(TlsVersion.TLS_1_3, response.handshake?.tlsVersion)
      }
      if (PlatformVersion.majorVersion > 8) {
        assertEquals(Protocol.HTTP_2, response.protocol)
      }

      assertThat(
        response.connection

import java.net.http.HttpResponse.BodyHandlers
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop
import okhttp3.testing.PlatformRule
import okhttp3.testing.PlatformVersion
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

/**
 * Java HTTP Client.
 *
 * https://openjdk.java.net/groups/net/httpclient/intro.html
 *

import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop
import okhttp3.testing.Flaky
import okhttp3.testing.PlatformRule
import okhttp3.testing.PlatformVersion
import okio.ByteString.Companion.toByteString
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.Assertions.assertNotEquals
import org.junit.jupiter.api.Assumptions.assumeTrue