/** Some checks for the getDataItem(int) method. */
@Test
public void testGetDataItem1() {
TimeSeries series = new TimeSeries("S", Year.class);
// can't get anything yet...just an exception
boolean pass = false;
try {
/*TimeSeriesDataItem item =*/ series.getDataItem(0);
} catch (IndexOutOfBoundsException e) {
pass = true;
}
assertTrue(pass);
series.add(new Year(2006), 100.0);
TimeSeriesDataItem item = series.getDataItem(0);
assertEquals(new Year(2006), item.getPeriod());
pass = false;
try {
/*item = */ series.getDataItem(-1);
} catch (IndexOutOfBoundsException e) {
pass = true;
}
assertTrue(pass);
pass = false;
try {
/*item = */ series.getDataItem(1);
} catch (IndexOutOfBoundsException e) {
pass = true;
}
assertTrue(pass);
}
/**
* 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 checks for the getDataItem(RegularTimePeriod) method. */
@Test
public void testGetDataItem2() {
TimeSeries series = new TimeSeries("S", Year.class);
assertNull(series.getDataItem(new Year(2006)));
// try a null argument
boolean pass = false;
try {
/* TimeSeriesDataItem item = */ series.getDataItem(null);
} catch (IllegalArgumentException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Test the setMaximumItemCount() method to ensure that it removes items from the series if
* necessary.
*/
@Test
public void testSetMaximumItemCount() {
TimeSeries s1 = new TimeSeries("S1", Year.class);
s1.add(new Year(2000), 13.75);
s1.add(new Year(2001), 11.90);
s1.add(new Year(2002), null);
s1.add(new Year(2005), 19.32);
s1.add(new Year(2007), 16.89);
assertTrue(s1.getItemCount() == 5);
s1.setMaximumItemCount(3);
assertTrue(s1.getItemCount() == 3);
TimeSeriesDataItem item = s1.getDataItem(0);
assertTrue(item.getPeriod().equals(new Year(2002)));
assertEquals(16.89, s1.getMinY(), EPSILON);
assertEquals(19.32, s1.getMaxY(), EPSILON);
}
