var headers: Headers = mockResponse.headers
    var trailers: Headers = mockResponse.trailers
    mockResponse = mockResponse.clearHeaders()
    mockResponse = mockResponse.addHeader("")
    mockResponse = mockResponse.addHeader("", "")
    mockResponse = mockResponse.addHeaderLenient("", Any())
    mockResponse = mockResponse.setHeader("", Any())
    mockResponse.headers = headersOf()

        val request = Request.Builder()
            .url("https://api.github.com/repos/square/okhttp/issues")
            .header("User-Agent", "OkHttp Headers.java")
            .addHeader("Accept", "application/json; q=0.5")
            .addHeader("Accept", "application/vnd.github.v3+json")
            .build()

        client.newCall(request).execute().use { response ->

        .build()
    server.enqueue(
      MockResponse
        .Builder()
        .addHeader("SeNsItIvE", "Value")
        .addHeader("Not-Sensitive", "Value")
        .build(),
    )
    val response =
      client
        .newCall(
          request()
            .addHeader("SeNsItIvE", "Value")
            .addHeader("Not-Sensitive", "Value")
            .build(),
        ).execute()

        goodCertificate.certificate,
      )
    server.useHttps(socketFactory)
    server.enqueue(
      MockResponse
        .Builder()
        .body("abc")
        .addHeader("Content-Type: text/plain")
        .build(),
    )

    // Make a request from client to server. It should succeed certificate checks (unfortunately the

  }

  @Throws(Exception::class)
  private fun successfulExtensions(extensionsHeader: String) {
    webServer.enqueue(
      MockResponse
        .Builder()
        .addHeader("Sec-WebSocket-Extensions", extensionsHeader)
        .webSocketUpgrade(serverListener)
        .build(),
    )
    val client: WebSocket = newWebSocket()
    clientListener.assertOpen()

      client
        .newBuilder()
        .connectionPool(ConnectionPool(0, 5, TimeUnit.SECONDS))
        .build()
    server.enqueue(
      MockResponse
        .Builder()
        .code(301)
        .addHeader("Location: /b")
        .bodyDelay(1, TimeUnit.SECONDS)
        .body("a")
        .build(),
    )
    server.enqueue(MockResponse(body = "b"))
    val request = Request(server.url("/"))

    ) = apply {
      headers[name] = value
    }

    /**
     * Adds a header with [name] to [value]. Prefer this method for multiply-valued
     * headers like "Set-Cookie".
     */
    open fun addHeader(
      name: String,
      value: String,
    ) = apply {
      headers.add(name, value)
    }

    /** Removes all headers named [name] on this builder. */
    open fun removeHeader(name: String) =

     *
     * Note that for some headers including `Content-Length` and `Content-Encoding`,
     * OkHttp may replace [value] with a header derived from the request body.
     */
    open fun addHeader(
      name: String,
      value: String,
    ) = apply {
      headers.add(name, value)
    }

    /** Removes all headers named [name] on this builder. */
    open fun removeHeader(name: String) =

	public fun toString ()Ljava/lang/String;
	public final fun url ()Lokhttp3/HttpUrl;
}

public class okhttp3/Request$Builder {
	public fun <init> ()V
	public fun addHeader (Ljava/lang/String;Ljava/lang/String;)Lokhttp3/Request$Builder;
	public fun build ()Lokhttp3/Request;
	public fun cacheControl (Lokhttp3/CacheControl;)Lokhttp3/Request$Builder;

	public fun toString ()Ljava/lang/String;
	public final fun url ()Lokhttp3/HttpUrl;
}

public class okhttp3/Request$Builder {
	public fun <init> ()V
	public fun addHeader (Ljava/lang/String;Ljava/lang/String;)Lokhttp3/Request$Builder;
	public fun build ()Lokhttp3/Request;
	public fun cacheControl (Lokhttp3/CacheControl;)Lokhttp3/Request$Builder;