var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	rd := msgp.NewEndlessReader(buf.Bytes(), b)
	dc := msgp.NewReader(rd)
	b.Log("Size:", buf.Len(), "bytes")
	b.SetBytes(1)

				for j, actualMetaData := range actualResult.Parts {
					//  Asserting the PartNumber in the PartInfo.
					if actualMetaData.PartNumber != expectedResult.Parts[j].PartNumber {
						t.Errorf("Test %d: %s: Part %d: Expected PartNumber to be \"%d\", but instead found \"%d\"", i+1, instanceType, j+1, expectedResult.Parts[j].PartNumber, actualMetaData.PartNumber)
					}
					//  Asserting the Size in the PartInfo.

}

// InvalidPart One or more of the specified parts could not be found
type InvalidPart struct {
	PartNumber int
	ExpETag    string
	GotETag    string
}

func (e InvalidPart) Error() string {
	return fmt.Sprintf("Specified part could not be found. PartNumber %d, Expected %s, got %s",
		e.PartNumber, e.ExpETag, e.GotETag)
}

// PartTooSmall - error if part size is less than 5MB.
type PartTooSmall struct {

	}

	cachedResult := globalCacheConfig.Enabled() && opts.VersionID == ""

	var update bool
	if cachedResult {
		rc := &cache.CondCheck{}
		h := r.Header.Clone()
		if opts.PartNumber > 0 {
			h.Set(xhttp.PartNumber, strconv.Itoa(opts.PartNumber))
		}
		rc.Init(bucket, object, h)

		ci, err := globalCacheConfig.Get(rc)
		if ci != nil {
			tgs, ok := ci.Metadata[xhttp.AmzObjectTagging]
			if ok {

	r.IfNoneMatch = canonicalizeETag(header.Get(xhttp.IfNoneMatch))
	r.IfRange = header.Get(xhttp.Range)
	ifPartNumberHeader := header.Get(xhttp.PartNumber)
	if ifPartNumberHeader != "" {
		if partNumber, err := strconv.Atoi(ifPartNumberHeader); err == nil {
			r.IfPartNumber = partNumber
		}
	}

		return
	}

	if !sort.SliceIsSorted(complMultipartUpload.Parts, func(i, j int) bool {
		return complMultipartUpload.Parts[i].PartNumber < complMultipartUpload.Parts[j].PartNumber
	}) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartOrder), r.URL)
		return
	}

	// Reject retention or governance headers if set, CompleteMultipartUpload spec

const erasureAlgorithm = "rs-vandermonde"

// GetChecksumInfo - get checksum of a part.
func (e ErasureInfo) GetChecksumInfo(partNumber int) (ckSum ChecksumInfo) {
	for _, sum := range e.Checksums {
		if sum.PartNumber == partNumber {
			// Return the checksum
			return sum
		}
	}
	return ChecksumInfo{Algorithm: DefaultBitrotAlgorithm}
}

				continue
			}

			var partsMD5Sum [][]byte
			var failedMD5 bool
			for p := 1; p <= parts; p++ {
				opts := minio.GetObjectOptions{
					VersionID:  object.VersionID,
					PartNumber: p,
				}
				obj, err := s3Client.GetObject(context.Background(), bucket, object.Key, opts)
				if err != nil {
					log.Println("FAILED: GET", objFullPath(object), "=>", err)
					failedMD5 = true
					break

}

// Returns the part file name which matches the partNumber and etag.
func getPartFile(entriesTrie *trie.Trie, partNumber int, etag string) (partFile string) {
	for _, match := range entriesTrie.PrefixMatch(fmt.Sprintf("%.5d.%s.", partNumber, etag)) {
		partFile = match
		break
	}
	return partFile
}

func partNumberToRangeSpec(oi ObjectInfo, partNumber int) *HTTPRangeSpec {
	if oi.Size == 0 || len(oi.Parts) == 0 {

				continue
			}
			if !metaArr[index].Erasure.Equal(fi.Erasure) {
				continue
			}
			checksumInfo := metaArr[index].Erasure.GetChecksumInfo(partNumber)
			partPath := pathJoin(object, metaArr[index].DataDir, fmt.Sprintf("part.%d", partNumber))
			readers[index] = newBitrotReader(disk, metaArr[index].Data, bucket, partPath, tillOffset,
				checksumInfo.Algorithm, checksumInfo.Hash, erasure.ShardSize())