info1 = new PeriodAxisLabelInfo(c2, df2, sp2, lf2, lp2, b1, s1, dp1);
        assertFalse(info1.equals(info2));
        info2 = new PeriodAxisLabelInfo(c2, df2, sp2, lf2, lp2, b1, s1, dp1);
        assertTrue(info1.equals(info2));