/*
 * Copyright 2015 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.
 * 
 *      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.jbpm.runtime.manager.impl;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.util.Properties;

import org.jbpm.runtime.manager.util.TestUtil;
import org.jbpm.services.task.identity.JBossUserGroupCallbackImpl;
import org.jbpm.test.util.AbstractBaseTest;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.kie.api.io.ResourceType;
import org.kie.api.runtime.KieSession;
import org.kie.api.runtime.manager.RuntimeEngine;
import org.kie.api.runtime.manager.RuntimeEnvironment;
import org.kie.api.runtime.manager.RuntimeEnvironmentBuilder;
import org.kie.api.runtime.manager.RuntimeManager;
import org.kie.api.runtime.manager.RuntimeManagerFactory;
import org.kie.internal.io.ResourceFactory;
import org.kie.internal.runtime.manager.context.EmptyContext;
import org.kie.internal.task.api.UserGroupCallback;

public class InMemorySingletonRuntimeManagerTest extends AbstractBaseTest {
    

    private UserGroupCallback userGroupCallback;  
    private RuntimeManager manager;
    @Before
    public void setup() {
        TestUtil.cleanupSingletonSessionId();
        
        Properties properties= new Properties();
        properties.setProperty("mary", "HR");
        properties.setProperty("john", "HR");
        userGroupCallback = new JBossUserGroupCallbackImpl(properties);
    }
    
    @After
    public void teardown() {
        if (manager != null) {
            manager.close();
        }        
    }

    @Test
    public void testCreationOfSessionInMemory() {
        RuntimeEnvironment environment = RuntimeEnvironmentBuilder.Factory.get()
    			.newDefaultInMemoryBuilder()
                .userGroupCallback(userGroupCallback)
                .addAsset(ResourceFactory.newClassPathResource("BPMN2-ScriptTask.bpmn2"), ResourceType.BPMN2)
                .get();
        
        manager = RuntimeManagerFactory.Factory.get().newSingletonRuntimeManager(environment);        
        assertNotNull(manager);
        
        RuntimeEngine runtime = manager.getRuntimeEngine(EmptyContext.get());
        KieSession ksession = runtime.getKieSession();
        assertNotNull(ksession);       
        
        long sessionId = ksession.getIdentifier();
        assertTrue(sessionId == 0);
        
        runtime = manager.getRuntimeEngine(EmptyContext.get());
        ksession = runtime.getKieSession();        
        assertEquals(sessionId, ksession.getIdentifier());
        // dispose session that should not have affect on the session at all
        manager.disposeRuntimeEngine(runtime);
        
        ksession = manager.getRuntimeEngine(EmptyContext.get()).getKieSession();        
        assertEquals(sessionId, ksession.getIdentifier());
        
        // close manager which will close session maintained by the manager
        manager.close();
    }
    
   }