return ""
	}
	off, length, err := h.GetOffsetLength(resourceSize)
	if err != nil {
		return ""
	}
	return fmt.Sprintf("%d-%d", off, off+length-1)
}

// ToHeader returns the Range header value.
func (h *HTTPRangeSpec) ToHeader() (string, error) {
	if h == nil {
		return "", nil
	}
	start := strconv.Itoa(int(h.Start))
	end := strconv.Itoa(int(h.End))
	switch {
	case h.Start >= 0 && h.End >= 0:

		if err != nil {
			if !testCase.errExpected || err == nil && testCase.errExpected {
				t.Errorf("unexpected err: %v", err)
			}
			continue
		}
		h, err := rs.ToHeader()
		if err != nil && !testCase.errExpected || err == nil && testCase.errExpected {
			t.Errorf("expected error with invalid range: %v", err)
		}
		if h != testCase.spec {

		Internal: minio.AdvancedGetOptions{
			ReplicationProxyRequest: "true",
		},
		PartNumber: opts.PartNumber,
	}
	// get correct offsets for encrypted object
	if rs != nil {
		h, err := rs.ToHeader()
		if err != nil {
			return nil, proxy, err
		}
		gopts.Set(xhttp.Range, h)
	}
	// Make sure to match ETag when proxying.
	if err = gopts.SetMatchETag(oi.ETag); err != nil {

`,
			totalFields: 308*2 + 1,
		}, {
			file:            "nyc-taxi-data-noheader-100k.csv",
			recordDelimiter: "\n",
			fieldDelimiter:  ",",
			header:          false,

40.809379577636719 1 1.20 7 0 0.5 0 0 7.5 2 1 166 42 green 0.00 0.0 0.0 54 40 8.05 1312 209.01 1 Manhattan 020901 1020901 E MN09 Morningside Heights 3802 1647 224 1 Manhattan 022400 1022400 E MN03 Central Harlem North-Polo Grounds 3803 nyc-taxi-data-noheader-100k.csv 3389224 2 2014-03-26 00:26:15 2014-03-26 00:28:38 N 1 -73.950431823730469 40.792251586914063 -73.938949584960937 40.794425964355469 1 0.84 4.5 0.5 0.5 1 0 6.5 1 1 75 74 green 0.00 0.0 0.0 36 24 11.86 1267 168 1 Manhattan 016800 1016800 E...