public void catOnATreeTest() {
// Create the Knowledge Builder
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
// Add our rules
kbuilder.add(new ClassPathResource("rules.drl"), ResourceType.DRL);
//Check for errors during the compilation of the rules
KnowledgeBuilderErrors errors = kbuilder.getErrors();
if (errors.size() > 0) {
for (KnowledgeBuilderError error : errors) {
System.err.println(error);