/** A test for the clear method. */ @Test public void testClear() { TimeSeries s1 = new TimeSeries("S1"); s1.add(new Year(2009), 1.1); s1.add(new Year(2010), 2.2); assertEquals(2, s1.getItemCount()); s1.clear(); assertEquals(0, s1.getItemCount()); assertTrue(Double.isNaN(s1.getMinY())); assertTrue(Double.isNaN(s1.getMaxY())); }