func (b *Reader) ReadRune() (r rune, size int, err error) {
	for b.r+utf8.UTFMax > b.w && !utf8.FullRune(b.buf[b.r:b.w]) && b.err == nil && b.w-b.r < len(b.buf) {
		b.fill() // b.w-b.r < len(buf) => buffer is not full
	}
	b.lastRuneSize = -1
	if b.r == b.w {
		return 0, 0, b.readErr()
	}
	r, size = utf8.DecodeRune(b.buf[b.r:b.w])
	b.r += size
	b.lastByte = int(b.buf[b.r-1])
	b.lastRuneSize = size

    },
    PERCENT {
      override fun encode(codePoint: Int): String {
        val utf8 = IDENTITY.encode(codePoint).encodeUtf8()
        val percentEncoded = Buffer()
        for (i in 0 until utf8.size) {
          percentEncoded
            .writeUtf8("%")
            .writeUtf8(ByteString.of(utf8[i]).hex().uppercase())
        }
        return percentEncoded.readUtf8()
      }
    },

  return millis.toInt()
}

internal fun List<Header>.toHeaders(): Headers {
  val builder = Headers.Builder()
  for ((name, value) in this) {
    builder.addLenient(name.utf8(), value.utf8())
  }
  return builder.build()
}

internal fun Headers.toHeaderList(): List<Header> =
  (0 until size).map {
    Header(name(it), value(it))
  }

          // otherwise try to presize a StringBuilder
          // it is kind of lame that we need to construct a decoder to access this value.
          // if this is a concern we could add special cases for some known charsets (like utf8)
          // or we could avoid inputstreamreader and use the decoder api directly
          // TODO(lukes): in a real implementation we would need to handle overflow conditions

    assertThat(recordedRequest1.method).isEqualTo("POST")
    assertThat(recordedRequest1.body?.utf8()).isEqualTo(body)
    assertThat(recordedRequest1.headers["Authorization"]).isNull()
    val recordedRequest2 = server.takeRequest()
    assertThat(recordedRequest2.method).isEqualTo("POST")
    assertThat(recordedRequest2.body?.utf8()).isEqualTo(body)
    assertThat(recordedRequest2.headers["Authorization"]).isEqualTo(credential)
  }

			o += copy(buf[o:], uchars)
		}

		// Make space for the needle rune at the end of buf.
		m := utf8.RuneLen(needle)
		for o := m; o > 0; {
			_, sz := utf8.DecodeLastRune(buf)
			copy(buf[len(buf)-sz:], "\x00\x00\x00\x00")
			buf = buf[:len(buf)-sz]
			o -= sz
		}
		buf = utf8.AppendRune(buf[:n-m], needle)

		n -= m // adjust for rune len
		for i := 0; i < b.N; i++ {

  integrity sha512-m7a0FhE67DQXgouf1tbN5XQcdWoNgaAuoULHIfGFIEVKA6tu/edls6XnIlkmS6FrXAquJRPni3ZZKjw6FSPjPQ==
  dependencies:
    "@xtuc/long" "4.2.2"

"@webassemblyjs/utf8@1.11.6":
  version "1.11.6"
  resolved "https://registry.yarnpkg.com/@webassemblyjs/utf8/-/utf8-1.11.6.tgz#90f8bc34c561595fe156603be7253cdbcd0fab5a"
  integrity sha512-vtXf2wTQ3+up9Zsg8sa2yWiQpzSsMyXj0qViVP6xKGCUT8p8YJ6HqI7l5eCnWx1T/FYdsv07HQs2wTFbbof/RA==

     */
    public static String toExternalForm(final URL url) {
        assertArgumentNotNull("url", url);

        final String s = url.toExternalForm();
        return URLUtil.decode(s, "UTF8");
    }

    /**
     * Returns the file name of the resource.
     *
     * @param url
     *            The resource URL. Must not be {@literal null}.
     * @return The file name.
     */

    val reader = BufferedReader(InputStreamReader(inputStream, UTF_8))
    assertThat(reader.readLine()).isEqualTo("response")
    val request = server.takeRequest()
    assertThat(request.body?.utf8()).isEqualTo("request")
  }

  @Test
  fun http100ContinueChunkedStreaming() {
    server.enqueue(
      MockResponse
        .Builder()
        .body("response")
        .add100Continue()

background: 50% / 100% 100% no-repeat;\n}\n\n.carousel-control-prev-icon {\n  background-image: url(\"data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23fff' viewBox='0 0 8 8'%3E%3Cpath d='M5.25 0l-4 4 4 4 1.5-1.5-2.5-2.5 2.5-2.5-1.5-1.5z'/%3E%3C/svg%3E\");\n}\n\n.carousel-control-next-icon {\n  background-image: url(\"data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23fff' viewBox='0 0 8 8'%3E%3Cpath d='M2.75 0l-1.5 1.5 2.5 2.5-2.5 2.5 1.5...