/**
* Some checks for the sampleFunction2D() method.
*/
public void testSampleFunction2D() {
Function2D f = new LineFunction2D(0, 1);
XYDataset dataset = DatasetUtilities.sampleFunction2D(f, 0.0, 1.0, 2,
"S1");
assertEquals(1, dataset.getSeriesCount());
assertEquals("S1", dataset.getSeriesKey(0));
assertEquals(2, dataset.getItemCount(0));