package org.drools.testframework;

import org.drools.Address;
import org.drools.KnowledgeBase;
import org.drools.KnowledgeBaseFactory;
import org.drools.builder.KnowledgeBuilder;
import org.drools.builder.KnowledgeBuilderFactory;
import org.drools.builder.ResourceType;
import org.drools.io.Resource;
import org.drools.io.ResourceFactory;
import org.drools.runtime.StatefulKnowledgeSession;
import org.drools.runtime.rule.FactHandle;
import org.junit.Test;

public class ExternalUpdateInheritanceTest {

	@Test
	public void testExternalInheritanceFactUpdates() {
		KnowledgeBase knowledgeBase = null;

		KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder();

		Resource newClassPathResource = ResourceFactory.newClassPathResource("org/drools/lang/inheritance.drl");
		builder.add(newClassPathResource, ResourceType.DRL);

		if (builder.hasErrors()) {
			throw new RuntimeException(builder.getErrors().toString());
		}
		knowledgeBase = KnowledgeBaseFactory.newKnowledgeBase();
		knowledgeBase.addKnowledgePackages(builder.getKnowledgePackages());
		
		StatefulKnowledgeSession ksession = knowledgeBase.newStatefulKnowledgeSession();
		
		Address address = new Address();
		
		address.setSuburb("xyz");
		FactHandle addressHandle = ksession.insert(address);
		
		int rulesFired = ksession.fireAllRules();
		
		address.setStreet("123 some street");
		
		
		ksession.update(addressHandle, address);
		
		System.out.println(rulesFired);
	}
}