*/
public void testHashcode() {
OHLCSeriesCollection c1 = new OHLCSeriesCollection();
OHLCSeries s1 = new OHLCSeries("S");
s1.add(new Year(2009), 1.0, 4.0, 0.5, 2.0);
c1.addSeries(s1);
OHLCSeriesCollection c2 = new OHLCSeriesCollection();
OHLCSeries s2 = new OHLCSeries("S");
s2.add(new Year(2009), 1.0, 4.0, 0.5, 2.0);
c2.addSeries(s2);
assertTrue(c1.equals(c2));