/** Test the equals() method. */
@Test
public void testEquals() {
TimeSeriesDataItem item1 = new TimeSeriesDataItem(new Day(23, 9, 2001), 99.7);
TimeSeriesDataItem item2 = new TimeSeriesDataItem(new Day(23, 9, 2001), 99.7);
assertTrue(item1.equals(item2));
assertTrue(item2.equals(item1));
item1.setValue(new Integer(5));
assertFalse(item1.equals(item2));
item2.setValue(new Integer(5));
assertTrue(item1.equals(item2));
}
/**
* Create a TimeSeriesDataItem, add it to a TimeSeries. Now, modifying the original
* TimeSeriesDataItem should NOT affect the TimeSeries.
*/
@Test
public void testAdd_TimeSeriesDataItem() {
TimeSeriesDataItem item = new TimeSeriesDataItem(new Year(2009), 1.0);
TimeSeries series = new TimeSeries("S1");
series.add(item);
assertTrue(item.equals(series.getDataItem(0)));
item.setValue(new Double(99.9));
assertFalse(item.equals(series.getDataItem(0)));
}
/** Some more checks for the addOrUpdate() method. */
@Test
public void testAddOrUpdate4() {
TimeSeries ts = new TimeSeries("S");
TimeSeriesDataItem overwritten = ts.addOrUpdate(new Year(2009), 20.09);
assertNull(overwritten);
overwritten = ts.addOrUpdate(new Year(2009), 1.0);
assertEquals(new Double(20.09), overwritten.getValue());
assertEquals(new Double(1.0), ts.getValue(new Year(2009)));
// changing the overwritten record shouldn't affect the series
overwritten.setValue(null);
assertEquals(new Double(1.0), ts.getValue(new Year(2009)));
TimeSeriesDataItem item = new TimeSeriesDataItem(new Year(2010), 20.10);
overwritten = ts.addOrUpdate(item);
assertNull(overwritten);
assertEquals(new Double(20.10), ts.getValue(new Year(2010)));
// changing the item that was added should not change the series
item.setValue(null);
assertEquals(new Double(20.10), ts.getValue(new Year(2010)));
}