OkHttpClient.Builder()
        .protocols(nullHostileProtocols)
        .build()
    assertEquals(
      listOf(Protocol.HTTP_1_1),
      client.protocols,
    )
  }

  @Test fun nullProtocolInList() {
    val protocols =
      mutableListOf(
        Protocol.HTTP_1_1,
        null,
      )
    assertFailsWith<IllegalArgumentException> {
      OkHttpClient.Builder()