@Test public void testPerformPaginatedQuery1() throws Exception {
  createArtistsDataSet();
  EJBQLQuery query=new EJBQLQuery("select a FROM Artist a");
  query.setPageSize(5);
  List objects=context.performQuery(query);
  assertNotNull(objects);
  assertTrue(objects instanceof IncrementalFaultList);
  assertTrue(((IncrementalFaultList)objects).elements.get(0) instanceof Long);
  assertTrue(((IncrementalFaultList)objects).elements.get(6) instanceof Long);
  assertTrue(objects.get(0) instanceof Artist);
}