/** * Two objects that are equal are required to return the same hashCode. */ public void testHashCode() { Date d1 = new Date(0L); String l1 = "Label 1"; TextAnchor ta1 = TextAnchor.CENTER; DateTick t1 = new DateTick(d1, l1, ta1, ta1, Math.PI / 2.0); DateTick t2 = new DateTick(d1, l1, ta1, ta1, Math.PI / 2.0); assertTrue(t1.equals(t2)); int h1 = t1.hashCode(); int h2 = t2.hashCode(); assertEquals(h1, h2); }