socketFactory[ipv6] = server1.socketAddress
    socketFactory[ipv4] = server2.socketAddress

    client =
      client
        .newBuilder()
        .fastFallback(false)
        .apply {
          retryOnConnectionFailure = false
        }.build()

    executeSynchronously(request)
      .assertFailureMatches("stream was reset: REFUSED_STREAM")

    assertThat(client.routeDatabase.failedRoutes).isEmpty()

      socketConnectTimeoutMillis = socketConnectTimeoutMillis,
      socketReadTimeoutMillis = socketReadTimeoutMillis,
      pingIntervalMillis = pingIntervalMillis,
      retryOnConnectionFailure = retryOnConnectionFailure,
      user = user,
      routePlanner = routePlanner,
      route = route,
      routes = routes,
      attempt = attempt,
      tunnelRequest = tunnelRequest,

              socketConnectTimeoutMillis = socketConnectTimeoutMillis,
              socketReadTimeoutMillis = socketReadTimeoutMillis,
              pingIntervalMillis = pingIntervalMillis,
              retryOnConnectionFailure = retryOnConnectionFailure,
              fastFallback = fastFallback,
              address = address,
              routeDatabase = routeDatabase,
              connectionUser = user,
            ),
          ),

     * calling application should do its own recovery of connectivity failures.
     */
    fun retryOnConnectionFailure(retryOnConnectionFailure: Boolean) =
      apply {
        this.retryOnConnectionFailure = retryOnConnectionFailure
      }

    /**
     * Configure this client to perform fast fallbacks by attempting multiple connections

      socketConnectTimeoutMillis = chain.connectTimeoutMillis,
      socketReadTimeoutMillis = chain.readTimeoutMillis,
      pingIntervalMillis = client.pingIntervalMillis,
      retryOnConnectionFailure = client.retryOnConnectionFailure,
      fastFallback = client.fastFallback,
      address = address,
      routeDatabase = client.routeDatabase,
      connectionUser =
        CallConnectionUser(
          call,

          socketConnectTimeoutMillis = chain.connectTimeoutMillis,
          socketReadTimeoutMillis = chain.readTimeoutMillis,
          pingIntervalMillis = client.pingIntervalMillis,
          retryOnConnectionFailure = client.retryOnConnectionFailure,
          fastFallback = client.fastFallback,
          address = client.address(request.url),
          connectionUser = CallConnectionUser(this, connectionPool.connectionListener, chain),

    val dns: Dns = client.dns()
    val followSslRedirects: Boolean = client.followSslRedirects()
    val followRedirects: Boolean = client.followRedirects()
    val retryOnConnectionFailure: Boolean = client.retryOnConnectionFailure()
    val callTimeoutMillis: Int = client.callTimeoutMillis()
    val connectTimeoutMillis: Int = client.connectTimeoutMillis()
    val readTimeoutMillis: Int = client.readTimeoutMillis()

      socketConnectTimeoutMillis = socketConnectTimeoutMillis,
      socketReadTimeoutMillis = socketReadTimeoutMillis,
      pingIntervalMillis = pingIntervalMillis,
      retryOnConnectionFailure = retryOnConnectionFailure,
      user = connectionUser,
      routePlanner = this,
      route = route,
      routes = routes,
      attempt = 0,
      tunnelRequest = tunnelRequest,
      connectionSpecIndex = -1,

        .eventListenerFactory(loggingEventListenerFactory)
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        ).retryOnConnectionFailure(false)
        .build()
    url = server.url("/")
  }

  @Test
  fun get() {
    assumeNotWindows()
    server.enqueue(
      MockResponse
        .Builder()
        .body("Hello!")

    val dns: Dns = client.dns
    val followSslRedirects: Boolean = client.followSslRedirects
    val followRedirects: Boolean = client.followRedirects
    val retryOnConnectionFailure: Boolean = client.retryOnConnectionFailure
    val callTimeoutMillis: Int = client.callTimeoutMillis
    val connectTimeoutMillis: Int = client.connectTimeoutMillis
    val readTimeoutMillis: Int = client.readTimeoutMillis