if !leadingPercent {
		res = strings.TrimPrefix(text, pat)
		if len(text) == len(res) {
			return "", false
		}
	} else {
		parts := strings.SplitN(text, pat, 2)
		if len(parts) == 1 {
			return "", false
		}
		res = parts[1]
	}
	return res, true
}

func dropRune(text string) (res string, ok bool) {
	r := []rune(text)
	if len(r) == 0 {
		return "", false
	}

		for partIndex := 0; partIndex < len(latestMeta.Parts); partIndex++ {
			partSize := latestMeta.Parts[partIndex].Size
			partActualSize := latestMeta.Parts[partIndex].ActualSize
			partModTime := latestMeta.Parts[partIndex].ModTime
			partNumber := latestMeta.Parts[partIndex].Number
			partIdx := latestMeta.Parts[partIndex].Index
			partChecksums := latestMeta.Parts[partIndex].Checksums

 *
 */
public class ApiExtractorTest extends PlainTestCase {
    final int port = 9876;

    final String ATTR_NAME = "filedata";

    private TestApiExtractorServer server;

    private ApiExtractor extractor;

    @Override
    protected void setUp() throws Exception {
        super.setUp();

        server = new TestApiExtractorServer(port);
        server.start();

        extractor = new ApiExtractor();

			}
			port, err = strconv.Atoi(portStr)
			if err != nil {
				logger.Fatal(fmt.Errorf("invalid arguments passed to --sftp=%s (%v)", arg, err), "unable to start SFTP server")
			}
			if port < 1 || port > 65535 {
				logger.Fatal(fmt.Errorf("invalid arguments passed to --sftp=%s, (port number must be between 1 to 65535)", arg), "unable to start SFTP server")
			}

    }

    public void setPort_Avg(ConditionOptionCall<AvgAggregationBuilder> opLambda) {
        setPort_Avg("port", opLambda);
    }

    public void setPort_Avg(String name, ConditionOptionCall<AvgAggregationBuilder> opLambda) {
        AvgAggregationBuilder builder = regAvgA(name, "port");
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

      ?: throw TestAbortedException()

    serverIpv4 = MockWebServer()
    serverIpv4.start(localhostIpv4, 0) // Pick any available port.

    serverIpv6 = MockWebServer()
    serverIpv6.start(localhostIpv6, serverIpv4.port) // Pick the same port as the IPv4 server.

    dnsResults =
      listOf(
        localhostIpv4,
        localhostIpv6,
      )

    client =
      clientTestRule

      return
    }

    assertThat(url, "Expected URL to parse successfully, but was null")
      .isNotNull()
    val effectivePort =
      when {
        url!!.port != defaultPort(url.scheme) -> Integer.toString(url.port)
        else -> ""
      }
    val effectiveQuery =
      when {
        url.encodedQuery != null -> "?" + url.encodedQuery
        else -> ""
      }
    val effectiveFragment =

    assertThat(body.boundary).isEqualTo("123")
    assertThat(body.type).isEqualTo(MultipartBody.MIXED)
    assertThat(body.contentType().toString())
      .isEqualTo("multipart/mixed; boundary=123")
    assertThat(body.parts.size).isEqualTo(1)
    assertThat(body.contentLength()).isEqualTo(33L)
    val buffer = Buffer()
    body.writeTo(buffer)
    assertThat(body.contentLength()).isEqualTo(buffer.size)

func TestChecksumSerializeDeserializeMultiPart(t *testing.T) {
	// Create dummy data that we'll split into 3 parts
	dummyData := []byte("The quick brown fox jumps over the lazy dog. " +
		"Pack my box with five dozen brown eggs. " +
		"Have another go it will all make sense in the end!")

	// Split data into 3 parts
	partSize := len(dummyData) / 3
	part1Data := dummyData[0:partSize]
	part2Data := dummyData[partSize : 2*partSize]

        }
      };

  private static void checkResult(Joiner joiner, Iterable<Integer> parts, String expected) {
    assertEquals(expected, joiner.join(parts));
    assertEquals(expected, joiner.join(parts.iterator()));

    StringBuilder sb1FromIterable = new StringBuilder().append('x');
    joiner.appendTo(sb1FromIterable, parts);
    assertEquals("x" + expected, sb1FromIterable.toString());