.build()
    val request = Request(server.url("/"))
    assertFailsWith<IOException> {
      client.newCall(request).execute()
    }
  }

  @Test
  fun interceptorGetsHttp2() {
    platform.assumeHttp2Support()
    enableProtocol(Protocol.HTTP_2)

    // Capture the protocol as it is observed by the interceptor.
    val protocolRef = AtomicReference<Protocol?>()