val i = HttpLoggingInterceptor()

    builder.interceptors().add(i)
    builder.networkInterceptors().add(i)
  }

  @Test
  fun protocol() {
    var protocol: Protocol = Protocol.HTTP_2
    protocol = Protocol.get("")
  }

  @Test
  fun pushPromise() {
    val pushPromise: PushPromise = PushPromise("", "", headersOf(), MockResponse())

    val dns: Dns = address.dns()
    val socketFactory: SocketFactory = address.socketFactory()
    val proxyAuthenticator: Authenticator = address.proxyAuthenticator()
    val protocols: List<Protocol> = address.protocols()
    val connectionSpecs: List<ConnectionSpec> = address.connectionSpecs()
    val proxySelector: ProxySelector = address.proxySelector()
    val proxy: Proxy? = address.proxy()

      "ConnectionAcquired",
      "ConnectionReleased",
    )
  }

  @Test
  @Throws(IOException::class)
  fun secondCallEventSequence() {
    enableTls()
    server!!.protocols = listOf(Protocol.HTTP_2, Protocol.HTTP_1_1)
    server!!.enqueue(MockResponse())
    server!!.enqueue(MockResponse())

    client.newCall(Request(server!!.url("/")))
      .execute().close()

  private val cacheFs = FakeFileSystem()
  private val bootstrapClient =
    OkHttpClient.Builder()
      .protocols(listOf(Protocol.HTTP_2, Protocol.HTTP_1_1))
      .build()

  @BeforeEach
  fun setUp(server: MockWebServer) {
    this.server = server
    server.protocols = bootstrapClient.protocols
    dns = buildLocalhost(bootstrapClient, false)
  }

  @Test
  fun getOne() {
    server.enqueue(

   */
  private fun enableProtocol(protocol: Protocol) {
    enableTls()
    client =
      client.newBuilder()
        .protocols(listOf(protocol, Protocol.HTTP_1_1))
        .build()
    server.protocols = client.protocols
  }

  private fun enableTls() {
    client =
      client.newBuilder()
        .sslSocketFactory(

   *
   * For cipher suites, at least one of the [required cipher suites][cipherSuites] must match the
   * socket's enabled cipher suites. If there are no required cipher suites the socket must have at
   * least one cipher suite enabled.
   *
   * For protocols, at least one of the [required protocols][tlsVersions] must match the socket's
   * enabled protocols.

 * If plugin or extension needs anything more complex feature wise (i.e. HTTP range support or alike) it should
 * probably roll its own.
 * <p>
 * This implementation is backed by Maven Resolver API, supported protocols and transport selection depends on it. If
 * resolver preference regarding transport is altered, it will affect this service as well.
 *
 * @since 4.0.0
 */
@Experimental
@Consumer

   * message is empty. http://www.w3.org/Protocols/rfc2616/rfc2616-sec6.html#sec6.1
   */
  @Test
  fun emptyMessageAndNoLeadingSpace() {
    val version = 1
    val code = 503
    val statusLine = parse("HTTP/1.$version $code")
    assertThat(statusLine.message).isEqualTo("")
    assertThat(statusLine.protocol).isEqualTo(Protocol.HTTP_1_1)

Blocking APIs may be inefficient because you hold a thread idle while waiting on the network. Threads are expensive because they have both a memory overhead and a context-switching overhead.

#### Framed protocols

  no-important: 0
  no-mergeable-selectors: 2
  no-misspelled-properties: 2
  no-qualifying-elements: 0
  no-trailing-whitespace: 2
  no-trailing-zero: 2
  no-transition-all: 0
  no-url-domains: 2
  no-url-protocols: 2
  no-warn: 2
  one-declaration-per-line: 2
  placeholder-in-extend: 2
  placeholder-name-format: 2
  property-sort-order: 0
  property-units: 2
  pseudo-element: 2
  quotes:
    - 2
    -