* Test that removing all values for a given x works.
*/
public void testRemoveAllValuesForX() {
DefaultTableXYDataset dataset = new DefaultTableXYDataset();
dataset.addSeries(createSeries1());
dataset.addSeries(createSeries2());
dataset.removeAllValuesForX(new Double(2.0));
assertEquals(5, dataset.getItemCount());
assertEquals(new Double(1.0), dataset.getX(0, 0));
assertEquals(new Double(3.0), dataset.getX(0, 1));
assertEquals(new Double(4.0), dataset.getX(0, 2));