client =
      OkHttpClient.Builder()
        .connectionPool(client.connectionPool)
        .proxy(server.toProxyAddress())
        .build()
    executeSynchronously("/a").assertBody("abc")
    client =
      OkHttpClient.Builder()
        .connectionPool(client.connectionPool)
        .proxy(server.toProxyAddress())
        .build()
    executeSynchronously("/b").assertBody("def")
    client =

    // Use a misconfigured proxy to guarantee that the request is retried.
    client =
      client.newBuilder()
        .proxySelector(
          FakeProxySelector()
            .addProxy(server2.toProxyAddress())
            .addProxy(Proxy.NO_PROXY),
        )
        .build()
    server2.shutdown()
    val request =
      Request(
        url = server.url("/def"),