private fun sampleValuesMap(): Map<Class<*>, Any> {
    TestValueFactory().use { factory ->
      val address = factory.newAddress("a")
      val route = factory.newRoute(address)
      val pool = factory.newConnectionPool()
      val url = "https://example.com/".toHttpUrl()
      val request = Request(url = url)
      val response =
        Response
          .Builder()
          .request(request)