public void testDecisionListLearnerReturnsFailureWhenTestsEmpty()
{
// tests second base case of DL Learner
DecisionListLearner learner = new DecisionListLearner("Yes", "No",
new MockDLTestFactory(new List<DLTest>()));
DataSet ds = DataSetFactory.getRestaurantDataSet();
learner.train(ds);
Assert.AreEqual(DecisionListLearner.FAILURE, learner.predict(ds
.getExample(0)));
}