logger.log("--> END ${request.method} (encoded body omitted)")
        } else if (requestBody.isDuplex()) {
          logger.log("--> END ${request.method} (duplex request body omitted)")
        } else if (requestBody.isOneShot()) {
          logger.log("--> END ${request.method} (one-shot body omitted)")
        } else {
          var buffer = Buffer()
          requestBody.writeTo(buffer)

  // the call, but they may be accessed by other threads for duplex requests.

  /** True if this call still has a request body open. */
  private var requestBodyOpen = false

  /** True if this call still has a response body open. */
  private var responseBodyOpen = false

  /** True if there are more exchanges expected for this call. */
  private var expectMoreExchanges = true

    ```kotlin
    val response: Response = call.execute()
    val multipartReader = MultipartReader(response.body!!)

    multipartReader.use {
      while (true) {
        val part = multipartReader.nextPart() ?: break
        process(part.headers, part.body)
      }
    }
    ```

 *  New: `MediaType.parameter()` gets a parameter like `boundary` from a media type like

          .build()

      val response =
        client.newCall(
          Request("http://mockserver:1080/person?name=peter".toHttpUrl()),
        ).execute()

      assertThat(response.body.string()).contains("Peter the person")
    }
  }

  companion object {
    val SOCKS5_PROXY: DockerImageName =
      DockerImageName
        .parse("serjs/go-socks5-proxy")
        .withTag("v0.0.3")
  }

    withContext(Dispatchers.IO) {
      client.newCall(request).executeAsync().use { response ->
        fileSystem.sink(publicSuffixListDotDat).buffer().use { sink ->
          sink.writeAll(response.body.source())
        }
      }
    }

  private suspend fun readImportResults(): ImportResults =
    withContext(Dispatchers.IO) {
      val sortedRules: SortedSet<ByteString> = TreeSet()

    mockWebServer: MockWebServer,
  ) {
    setUp(protocol, mockWebServer)
    val body = repeat('y', 2048)
    server.enqueue(
      MockResponse.Builder()
        .body(body)
        .throttleBody(1024, 1, TimeUnit.SECONDS)
        .build(),
    ) // Slow connection 1KiB/second.
    server.enqueue(
      MockResponse(body = body),
    )
    client =
      client.newBuilder()

    open fun head(): Builder = commonHead()

    open fun post(body: RequestBody): Builder = commonPost(body)

    @JvmOverloads
    open fun delete(body: RequestBody? = commonEmptyRequestBody): Builder = commonDelete(body)

    open fun put(body: RequestBody): Builder = commonPut(body)

    open fun patch(body: RequestBody): Builder = commonPatch(body)

    open fun method(
      method: String,

    cacheRequest: CacheRequest?,
    response: Response,
  ): Response {
    // Some apps return a null body; for compatibility we treat that like a null cache request.
    if (cacheRequest == null) return response
    val cacheBodyUnbuffered = cacheRequest.body()

    val source = response.body.source()
    val cacheBody = cacheBodyUnbuffered.buffer()

    val cacheWritingSource =
      object : Source {

    server.enqueue(MockResponse(body = "abc"))
    server.enqueue(MockResponse(body = "def"))

    // Call 1: set a deadline on the response body.
    val request1 = Request.Builder().url(server.url("/")).build()
    val response1 = client.newCall(request1).execute()
    val body1 = response1.body.source()
    assertThat(body1.readUtf8()).isEqualTo("abc")
    body1.timeout().deadline(5, TimeUnit.SECONDS)

    applicationLogs
      .assertLogEqual("--> POST $url (3-byte body)")
      .assertLogMatch(Regex("""<-- 200 OK $url \(\d+ms, 0-byte body\)"""))
      .assertNoMoreLogs()
    networkLogs
      .assertLogEqual("--> POST $url http/1.1 (3-byte body)")
      .assertLogMatch(Regex("""<-- 200 OK $url \(\d+ms, 0-byte body\)"""))
      .assertNoMoreLogs()
  }

  @Test
  fun basicResponseBody() {