.Builder()
        .connectionSpecs(listOf(ConnectionSpec.CLEARTEXT))
        .build()
    assertFailsWith<IllegalStateException> {
      client.sslSocketFactory
    }
  }

  @Test fun nullHostileProtocolList() {
    val nullHostileProtocols =
      object : AbstractList<Protocol?>() {
        override val size: Int = 1

        override fun get(index: Int) = Protocol.HTTP_1_1