/** Some checks for the getIndex() method. */
public void testGetIndex() {
DefaultPieDataset d = new DefaultPieDataset();
d.setValue("A", 1.0);
d.setValue("B", 2.0);
assertEquals(0, d.getIndex("A"));
assertEquals(1, d.getIndex("B"));
assertEquals(-1, d.getIndex("XX"));
boolean pass = false;
try {
d.getIndex(null);
} catch (IllegalArgumentException e) {
pass = true;
}
assertTrue(pass);
}
