KieBaseInjectionTest.java example

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/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.drools.cdi;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.inject.Inject;

import org.drools.cdi.kproject.AbstractKnowledgeTest;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.kie.api.KieBase;
import org.kie.api.cdi.KBase;
import org.kie.api.cdi.KReleaseId;
import org.kie.api.runtime.KieSession;

import static org.junit.Assert.*;

@RunWith(CDITestRunner.class)
public class KieBaseInjectionTest {
    public static AbstractKnowledgeTest helper;
    
    @Inject
    @KBase
    @KReleaseId( groupId    = "jar1",
                 artifactId = "art1", 
                 version    = "1.0")
    private KieBase defaultKBase;

    @Inject
    @KBase("jar1.KBase1")
    @KReleaseId( groupId    = "jar1",
                 artifactId = "art1",
                 version    = "1.0")
    private KieBase jar1KBase1v10;

    @Inject
    @KBase("jar1.KBase1") 
    @KReleaseId(groupId    = "jar1",
                artifactId = "art1", 
                version    = "1.1")
    private KieBase jar1KBase1v11;      
    
    @Inject
    @KBase(value="jar1.KBase1", name="kb1")
    @KReleaseId( groupId    = "jar1",
                 artifactId = "art1", 
                 version    = "1.0")
    private KieBase jar1KBase1kb1;

    @Inject  
    @KBase(value="jar1.KBase1", name="kb2")    
    @KReleaseId( groupId    = "jar1",
                 artifactId = "art1", 
                 version    = "1.0")
    private KieBase jar1KBase1kb2;    

    @Inject
    @KBase(value="jar1.KBase1", name="kb2")    
    @KReleaseId( groupId    = "jar1",
                 artifactId = "art1", 
                 version    = "1.0")
    private KieBase jar1KBase1kb22;      
    
    @BeforeClass
    public static void beforeClass() {  
        helper = new AbstractKnowledgeTest();
        try {
            helper.setUp();
        } catch ( Exception e ) {
            e.printStackTrace();
            fail( e.getMessage() );
        }
        try {
            helper.createKieModule( "jar1", true, "1.0" );
            helper.createKieModule( "jar1", true, "1.1" );
        } catch ( Exception e ) {
            e.printStackTrace();
            fail( "Unable to build dynamic KieModules:\n" + e.toString() );
        }
        
        CDITestRunner.setUp( );

        CDITestRunner.weld = CDITestRunner.createWeld( KieBaseInjectionTest.class.getName() );

        CDITestRunner.container = CDITestRunner.weld.initialize();
    }

    @AfterClass
    public static void afterClass() {
        CDITestRunner.tearDown();
        
        try {
            helper.tearDown();
        } catch ( Exception e ) {
            fail( e.getMessage() );
        }
    }         
    
    @Test
    public void testDynamicKieBaseReleaseId() throws IOException, ClassNotFoundException, InterruptedException {
        checkKBase( defaultKBase, "1.0" );
        checkKBase( jar1KBase1v10, "1.0" );
        checkKBase( jar1KBase1v11, "1.1" );
    }

    private void checkKBase(KieBase kBase, String check) {
        assertNotNull( kBase );

        KieSession kSession = kBase.newKieSession();
        List<String> list = new ArrayList<String>();
        kSession.setGlobal( "list", list );
        kSession.fireAllRules();

        assertEquals( 2, list.size() );
        assertTrue( list.get( 0 ).endsWith( check ) );
        assertTrue( list.get(1).endsWith( check ) );
    }

    @Test
    public void testNamedKieBases() throws IOException, ClassNotFoundException, InterruptedException {
        assertNotNull(jar1KBase1kb1);
        assertNotNull(jar1KBase1kb2);
        assertNotNull(jar1KBase1kb22);
        
        assertNotSame(jar1KBase1kb1, jar1KBase1kb2);
        assertSame( jar1KBase1kb2, jar1KBase1kb22);
        
        KieSession kSession = jar1KBase1kb1.newKieSession();
        List<String> list = new ArrayList<String>();
        kSession.setGlobal( "list", list );
        kSession.fireAllRules();
        
        assertEquals( 2, list.size() );
        assertTrue( list.get(0).endsWith( "1.0" ) );
        assertTrue( list.get(1).endsWith( "1.0" ) );

        
        kSession = jar1KBase1kb2.newKieSession();
        list = new ArrayList<String>();
        kSession.setGlobal( "list", list );
        kSession.fireAllRules();

        assertEquals( 2, list.size() );
        assertTrue( list.get(0).endsWith( "1.0" ) );
        assertTrue( list.get(1).endsWith( "1.0" ) );        
    }   
          
}