/**
 * A limited implementation of SOCKS Protocol Version 5, intended to be similar to MockWebServer.
 * See [RFC 1928](https://www.ietf.org/rfc/rfc1928.txt).
 */
class SocksProxy {
  private val executor = Executors.newCachedThreadPool(threadFactory("SocksProxy"))
  private var serverSocket: ServerSocket? = null
  private val connectionCount = AtomicInteger()

  @RegisterExtension
  val clientTestRule = OkHttpClientTestRule()
  private lateinit var server: MockWebServer
  private val socksProxy = SocksProxy()

  @BeforeEach
  fun setUp(server: MockWebServer) {
    this.server = server
    socksProxy.play()
  }

  @AfterEach
  fun tearDown() {
    socksProxy.shutdown()
  }

  @Test
  fun proxy() {
    server.enqueue(MockResponse.Builder().body("abc").build())

  fun successfulSocksProxyConnect() {
    server.enqueue(MockResponse())
    socksProxy = SocksProxy()
    socksProxy!!.play()
    val proxy = socksProxy!!.proxy()
    client =
      client.newBuilder()
        .proxy(proxy)
        .build()
    val call =
      client.newCall(
        Request.Builder()
          .url("http://" + SocksProxy.HOSTNAME_THAT_ONLY_THE_PROXY_KNOWS + ":" + server.port)
          .build(),

    val samplesDiscovery = "org.gradle.exemplar:samples-discovery"
    val snappy = "org.iq80.snappy:snappy"
    val servletApi = "javax.servlet:javax.servlet-api"
    val socksProxy = "com.github.bbottema:java-socks-proxy-server"
    val spock = "org.spockframework:spock-core"
    val spockJUnit4 = "org.spockframework:spock-junit4"
    val sshdCore = "org.apache.sshd:sshd-core"