if partOffset < part.Size {
			return partIndex, partOffset, nil
		}
		// Continue to towards the next part.
		partOffset -= part.Size
	}
	internalLogIf(ctx, InvalidRange{})
	// Offset beyond the size of the object return InvalidRange.
	return 0, 0, InvalidRange{}
}

func findFileInfoInQuorum(ctx context.Context, metaArr []FileInfo, modTime time.Time, etag string, quorum int) (FileInfo, error) {
	// with less quorum return error.

func (e IncompleteBody) Error() string {
	return e.Bucket + "/" + e.Object + " has incomplete body"
}

// InvalidRange - invalid range typed error.
type InvalidRange struct {
	OffsetBegin  int64
	OffsetEnd    int64
	ResourceSize int64
}

func (e InvalidRange) Error() string {
	return fmt.Sprintf("The requested range 'bytes=%d-%d' is not satisfiable", e.OffsetBegin, e.OffsetEnd)
}

	case h == nil:
		rangeLength = resourceSize

	case h.IsSuffixLength:
		specifiedLen := -h.Start
		rangeLength = min(specifiedLen, resourceSize)

	case h.Start >= resourceSize:
		return 0, InvalidRange{
			OffsetBegin:  h.Start,
			OffsetEnd:    h.End,
			ResourceSize: resourceSize,
		}

	case h.End > -1:
		end := h.End
		if resourceSize <= end {
			end = resourceSize - 1
		}

}

func (az *warmBackendAzure) Get(ctx context.Context, object string, rv remoteVersionID, opts WarmBackendGetOpts) (r io.ReadCloser, err error) {
	if opts.startOffset < 0 {
		return nil, InvalidRange{}
	}
	resp, err := az.clnt.DownloadStream(ctx, az.Bucket, az.getDest(object), &azblob.DownloadStreamOptions{
		Range: blob.HTTPRange{Offset: opts.startOffset, Count: opts.length},
	})
	if err != nil {

		{-1, 0, -1, nil},
		// Max fffset is always (size - 1).
		{(1 + 2 + 4 + 5 + 7) + (5 * humanize.MiByte) - 1, 4, 1048582, nil},
		// Error if offset is size.
		{(1 + 2 + 4 + 5 + 7) + (5 * humanize.MiByte), 0, 0, InvalidRange{}},
	}

	// Test them.
	for _, testCase := range testCases {
		index, offset, err := fi.ObjectToPartOffset(t.Context(), testCase.offset)
		if err != testCase.expectedErr {

	case "SlowDownRead":
		err = InsufficientReadQuorum{Bucket: bucket, Object: object}
	case "PreconditionFailed":
		err = PreConditionFailed{}
	case "InvalidRange":
		err = InvalidRange{}
	case "BucketAlreadyOwnedByYou":
		err = BucketAlreadyOwnedByYou{}
	case "BucketNotEmpty":
		err = BucketNotEmpty{}
	case "NoSuchBucketPolicy":
		err = BucketPolicyNotFound{}

	if startOffset > fi.Size || startOffset+length > fi.Size {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Get start part index and offset.
	partIndex, partOffset, err := fi.ObjectToPartOffset(ctx, startOffset)
	if err != nil {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Calculate endOffset according to length
	endOffset := startOffset

		case batchReplicationJobError:
			apiErr = APIError{
				Description:    e.Description,
				Code:           e.Code,
				HTTPStatusCode: e.HTTPStatusCode,
			}
		case InvalidRange:
			apiErr = APIError{
				Code:           "InvalidRange",
				Description:    e.Error(),
				HTTPStatusCode: errorCodes[ErrInvalidRange].HTTPStatusCode,
				ObjectSize:     strconv.FormatInt(e.ResourceSize, 10),

	request.Header.Set("Range", "bytes=-0")
	c.Assert(err, nil)

	// execute the HTTP request.
	response, err = s.client.Do(request)
	c.Assert(err, nil)
	// expected to fail with "InvalidRange" error message.
	verifyError(c, response, "InvalidRange", "The requested range is not satisfiable", http.StatusRequestedRangeNotSatisfiable)
}

// TestObjectMultipartAbort - Test validates abortion of a multipart upload after uploading 2 parts.