def test_validation(self):
     '''
     Test the validation
     '''
     run = RankingRun('ORG-test-1', 'this is a test run')
     for task in self.tasks['E'][:-2]:
         run.add(task.query.qid, [(i, 0) for i in task.iunits])
     queries = [t.query for t in self.tasks['E']]
     self.assertFalse(run.validation(queries))
     for task in self.tasks['E'][-2:]:
         run.add(task.query.qid, [(i, 0) for i in task.iunits])
     self.assertTrue(run.validation(queries))