Buffer()
        .writeUtf8("--")
        .writeUtf8(boundary)
        .readByteString()

    /**
     * This delimiter typically precedes all subsequent parts. It may also precede the first part
     * if the body contains a preamble.
     */
    private val crlfDashDashBoundary =
      Buffer()
        .writeUtf8("\r\n--")
        .writeUtf8(boundary)
        .readByteString()

  ) {
    check(state == STATE_IDLE) { "state: $state" }
    socket.sink.writeUtf8(requestLine).writeUtf8("\r\n")
    for (i in 0 until headers.size) {
      socket.sink
        .writeUtf8(headers.name(i))
        .writeUtf8(": ")
        .writeUtf8(headers.value(i))
        .writeUtf8("\r\n")
    }
    socket.sink.writeUtf8("\r\n")
    state = STATE_OPEN_REQUEST_BODY
  }

        entry.readable = true
        writeUtf8(CLEAN).writeByte(' '.code)
        writeUtf8(entry.key)
        entry.writeLengths(this)
        writeByte('\n'.code)
        if (success) {
          entry.sequenceNumber = nextSequenceNumber++
        }
      } else {
        lruEntries.remove(entry.key)
        writeUtf8(REMOVE).writeByte(' '.code)
        writeUtf8(entry.key)
        writeByte('\n'.code)
      }

      |mnop
      |
      |--simple boundary--
      """.trimMargin()
        .replace("\n", "\r\n")

    val parts =
      MultipartReader(
        boundary = "simple boundary",
        source = Buffer().writeUtf8(multipart),
      )
    assertThat(parts.boundary).isEqualTo("simple boundary")

    val partAbc = parts.nextPart()!!
    assertThat(partAbc.headers).isEqualTo(
      headersOf(
        "Content-Type",

        sink.writeUtf8(url.toString()).writeByte('\n'.code)
        sink.writeUtf8(requestMethod).writeByte('\n'.code)
        sink.writeDecimalLong(varyHeaders.size.toLong()).writeByte('\n'.code)
        for (i in 0 until varyHeaders.size) {
          sink
            .writeUtf8(varyHeaders.name(i))
            .writeUtf8(": ")
            .writeUtf8(varyHeaders.value(i))
            .writeByte('\n'.code)

      bytesOut.writeUtf8("\r\n")
      bytesOut.write(body, chunkSize)
      bytesOut.writeUtf8("\r\n")
    }
    bytesOut.writeUtf8("0\r\n") // Last chunk. Trailers follow!
    this.body = bytesOut
  }

  fun setChunkedBody(
    body: String,
    maxChunkSize: Int,
  ): MockResponse = setChunkedBody(Buffer().writeUtf8(body), maxChunkSize)

  @JvmName("-deprecated_getHeaders")

      requestBody.writeUtf8("request A\n")
      requestBody.flush()
      val responseBody = response.body.source()
      assertThat(responseBody.readUtf8Line())
        .isEqualTo("response B")
      requestBody.writeUtf8("request C\n")
      requestBody.flush()
      assertThat(responseBody.readUtf8Line())
        .isEqualTo("response D")
      requestBody.writeUtf8("request E\n")
      requestBody.flush()

        socket.sink.buffer().use { sink ->
          socket.source.buffer().use { source ->
            sink.writeUtf8("client says hello\n")
            sink.flush()

            assertThat(source.readUtf8Line()).isEqualTo("server says hello")

            sink.writeUtf8("client says goodbye\n")
            sink.flush()

            assertThat(source.readUtf8Line()).isEqualTo("server says goodbye")

    val sink1 = stream1.sink.buffer()
    val sink2 = stream2.sink.buffer()
    sink1.writeUtf8("abc")
    assertFailsWith<IOException> {
      sink2.writeUtf8("abc")
      sink2.flush()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("stream was reset: REFUSED_STREAM")
    }
    sink1.writeUtf8("def")
    sink1.close()
    assertFailsWith<ConnectionShutdownException> {

      )
    stream.writeHeaders(
      responseHeaders = responseHeaders,
      outFinished = false,
      flushHeaders = false,
    )
    val out = stream.sink.buffer()
    out.writeUtf8("Not found: $path")
    out.close()
  }

  private fun serveDirectory(
    stream: Http2Stream,
    files: Array<File>,
  ) {
    val responseHeaders =
      listOf(