var err error
	errCode = ErrNone

	if values.Get("max-parts") != "" {
		if maxParts, err = strconv.Atoi(values.Get("max-parts")); err != nil {
			errCode = ErrInvalidMaxParts
			return uploadID, partNumberMarker, maxParts, encodingType, errCode
		}
	} else {
		maxParts = maxPartsList
	}

		if actualErr == nil && testCase.shouldPass {
			expectedResult := testCase.expectedResult
			// Asserting the MaxParts.
			if actualResult.MaxParts != expectedResult.MaxParts {
				t.Errorf("Test %d: %s: Expected the MaxParts to be %d, but instead found it to be %d", i+1, instanceType, expectedResult.MaxParts, actualResult.MaxParts)
			}
			// Asserting Object Name.
			if actualResult.Object != expectedResult.Object {

		}
		if partNumberMarker != testCase.partNumberMarker {
			t.Errorf("Test %d: Expected %d, got %d", i+1, testCase.partNumberMarker, partNumberMarker)
		}
		if maxParts != testCase.maxParts {
			t.Errorf("Test %d: Expected %d, got %d", i+1, testCase.maxParts, maxParts)
		}
		if encodingType != testCase.encodingType {
			t.Errorf("Test %d: Expected %s, got %s", i+1, testCase.encodingType, encodingType)
		}
	}

	if partNumberMarker < 0 {
		partNumberMarker = 0
	}

	// Limit output to maxPartsList.
	if maxParts > maxPartsList {
		maxParts = maxPartsList
	}

	// Populate the result stub.
	result.Bucket = bucket
	result.Object = object
	result.UploadID = uploadID
	result.MaxParts = maxParts
	result.PartNumberMarker = partNumberMarker
	result.UserDefined = cloneMSS(fi.Metadata)

	// as well as the value to use for the part-number-marker request parameter
	// in a subsequent request.
	NextPartNumberMarker int

	// Maximum number of parts that were allowed in the response.
	MaxParts int

	// Indicates whether the returned list of parts is truncated.
	IsTruncated bool

	// List of all parts.
	Parts []PartInfo

	UserDefined         map[string]string   // only set in case of POST/PUT operations
	ObjectAttributes    map[string]struct{} // Attribute tags defined by the users for the GetObjectAttributes request
	MaxParts            int                 // used in GetObjectAttributes. Signals how many parts we should return
	PartNumberMarker    int                 // used in GetObjectAttributes. Signals the part number after which results should be returned

		return
	}

	uploadID, partNumberMarker, maxParts, encodingType, s3Error := getObjectResources(r.Form)
	if s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}
	if partNumberMarker < 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartNumberMarker), r.URL)
		return
	}
	if maxParts < 0 {

			writeErrorResponse(ctx, w, apiErr, r.URL)
			return
		}
		if maxParts <= 0 {
			apiErr := errorCodes.ToAPIErr(ErrMalformedPOSTRequest)
			apiErr.Description = fmt.Sprintf("%s (%v)", apiErr.Description, multipart.ErrMessageTooLarge)
			writeErrorResponse(ctx, w, apiErr, r.URL)
			return
		}
		maxParts--

		name := part.FormName()
		if name == "" {
			continue
		}

			if err != nil {
				err = msgp.WrapError(err, "NextPartNumberMarker")
				return
			}
		case "MaxParts":
			z.MaxParts, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "MaxParts")
				return
			}
		case "IsTruncated":
			z.IsTruncated, bts, err = msgp.ReadBoolBytes(bts)
			if err != nil {

func (s *erasureSets) ListObjectParts(ctx context.Context, bucket, object, uploadID string, partNumberMarker int, maxParts int, opts ObjectOptions) (result ListPartsInfo, err error) {
	set := s.getHashedSet(object)
	return set.ListObjectParts(ctx, bucket, object, uploadID, partNumberMarker, maxParts, opts)
}

// Aborts an in-progress multipart operation on hashedSet based on the object name.