return emptyList()
      }

    var cookies: MutableList<Cookie>? = null
    for ((key, value) in cookieHeaders) {
      if (("Cookie".equals(key, ignoreCase = true) || "Cookie2".equals(key, ignoreCase = true)) &&
        value.isNotEmpty()
      ) {
        for (header in value) {
          if (cookies == null) cookies = mutableListOf()

    the proxy selectors are different. Ugh!


## Version 4.2.0

_2019-09-10_

 *  New: API to decode a certificate and private key to create a `HeldCertificate`. This accepts a
    string containing both a certificate and PKCS #8-encoded private key.

    ```kotlin
    val heldCertificate = HeldCertificate.decode("""
        |-----BEGIN CERTIFICATE-----

  private var requestCount = 0

  val isClosed: Boolean
    get() = cache.isClosed()

  internal fun get(request: Request): Response? {
    val key = key(request.url)
    val snapshot: DiskLruCache.Snapshot =
      try {
        cache[key] ?: return null
      } catch (_: IOException) {
        return null // Give up because the cache cannot be read.
      }

    val entry: Entry =
      try {

  fun headers(name: String): List<String> = commonHeaders(name)

  /** Returns the tag attached with [T] as a key, or null if no tag is attached with that key. */
  @JvmName("reifiedTag")
  inline fun <reified T : Any> tag(): T? = tag(T::class)

  /** Returns the tag attached with [type] as a key, or null if no tag is attached with that key. */
  fun <T : Any> tag(type: KClass<T>): T? = type.java.cast(tags[type])

  /**

  private fun upgradeResponse(request: RecordedRequest): MockResponse.Builder {
    val key = request.headers["Sec-WebSocket-Key"]
    return MockResponse.Builder()
      .status("HTTP/1.1 101 Switching Protocols")
      .setHeader("Connection", "Upgrade")
      .setHeader("Upgrade", "websocket")
      .setHeader("Sec-WebSocket-Accept", acceptHeader(key!!))
  }

  private fun websocketScheme(scheme: String) {

    setUp(parameters.first, parameters.second)
    var key = ""
    assertFailsWith<IllegalArgumentException> {
      key = "has_space "
      cache.edit(key)
    }.also { expected ->
      assertThat(expected.message).isEqualTo("keys must match regex [a-z0-9_-]{1,120}: \"$key\"")
    }
    assertFailsWith<IllegalArgumentException> {
      key = "has_CR\r"
      cache.edit(key)
    }.also { expected ->

        .protocols(ONLY_HTTP1)
        .build()
    val request =
      originalRequest.newBuilder()
        .header("Upgrade", "websocket")
        .header("Connection", "Upgrade")
        .header("Sec-WebSocket-Key", key)
        .header("Sec-WebSocket-Version", "13")
        .header("Sec-WebSocket-Extensions", "permessage-deflate")
        .build()
    call = RealCall(webSocketClient, request, forWebSocket = true)
    call!!.enqueue(

 *  New: `Request.Builder.cacheUrlOverride()` customizes the cache key used for a request. This can
    be used to make canonical URLs for the cache that omit insignificant query parameters or other
    irrelevant data.

    This feature may be used with `POST` requests to cache their responses. In such cases the
    request body is not used to determine the cache key, so you must manually add cache-relevant

    source: BufferedSource,
    sink: BufferedSink,
    request: RecordedRequest,
    response: MockResponse,
  ) {
    val key = request.headers["Sec-WebSocket-Key"]
    val webSocketResponse =
      response.newBuilder()
        .setHeader("Sec-WebSocket-Accept", WebSocketProtocol.acceptHeader(key!!))
        .build()
    writeHttpResponse(socket, sink, webSocketResponse)

import mockwebserver3.MockWebServer
import mockwebserver3.RecordedRequest
import mockwebserver3.SocketPolicy.DisconnectAtEnd
import mockwebserver3.junit5.internal.MockWebServerInstance
import okhttp3.Cache.Companion.key
import okhttp3.Headers.Companion.headersOf
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.RequestBody.Companion.toRequestBody
import okhttp3.internal.addHeaderLenient
import okhttp3.internal.cacheGet