.build(),
    )
    val startNanos = System.nanoTime()
    val connection = server.url("/").toUrl().openConnection()
    connection.doOutput = true
    connection.getOutputStream().write("ABCDEF".toByteArray(UTF_8))
    val inputStream = connection.getInputStream()
    assertThat(inputStream.read()).isEqualTo(-1)
    val elapsedNanos = System.nanoTime() - startNanos

            try (final BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(tempFile)));
                    final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(con.getOutputStream(), Constants.CHARSET_UTF_8))) {
                String line;
                while ((line = br.readLine()) != null) {
                    if (StringUtil.isNotBlank(line)) {

        .throttleBody(3, 500, TimeUnit.MILLISECONDS),
    )
    val startNanos = System.nanoTime()
    val connection = server.url("/").toUrl().openConnection()
    connection.setDoOutput(true)
    connection.getOutputStream().write("ABCDEF".toByteArray(StandardCharsets.UTF_8))
    val inputStream = connection.getInputStream()
    assertThat(inputStream.read()).isEqualTo(-1)
    val elapsedNanos = System.nanoTime() - startNanos