public void testDecisionListMerge() throws Exception {
DecisionList dlist1 = new DecisionList("Yes", "No");
DecisionList dlist2 = new DecisionList("Yes", "No");
DataSet ds = DataSetFactory.getRestaurantDataSet();
DLTest test1 = new DLTest();
test1.add("type", "Thai"); // doesn't match first example
dlist1.add(test1, "test1success");
DLTest test2 = new DLTest();
test2.add("type", "French");
dlist2.add(test2, "test2success");// matches first example
DecisionList dlist3 = dlist1.mergeWith(dlist2);
Assert.assertEquals("test2success", dlist3.predict(ds.getExample(0)));
}