}

		var off, length int64
		var rs *HTTPRangeSpec
		if byteRange != "" {
			rs, err = parseRequestRangeSpec(byteRange)
			if err != nil {
				t.Fatalf("Object: %s Case %d ByteRange: %s: Unexpected err: %v", object, i+1, byteRange, err)
			}
		}
		off, length, err = rs.GetOffsetLength(objectLength(oi))
		if err != nil {

        assertTrue(initialAge >= 0 && initialAge < 100, "Initial age should be small");

        Thread.sleep(200);

        long laterAge = keyManager.getKeyAge(sessionId);
        assertTrue(laterAge >= 200, "Age should increase after delay");
    }

    @Test
    public void testKeyAgeNonExistent() {

        });

        // update pager
        BeanUtil.copyBeanToBean(elevateWordList, elevateWordPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
        elevateWordPager.setPageNumberList(elevateWordList.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return elevateWordList;
    }

    /**

	c.Assert(err, nil)
	c.Assert(response.StatusCode, http.StatusOK)

	// test Cases containing data to make partial range requests.
	// also has expected response data.
	testCases := []struct {
		byteRange      string
		expectedString string
	}{
		// request for byte range 10-11.
		// expecting the result to contain only putContent[10:12] bytes.
		{"10-11", putContent[10:12]},