ipojo/tests/core/service-dependency-filter/src/main/java/org/apache/felix/ipojo/test/scenarios/service/dependency/filter/FromDependencies.java

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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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 * Unless required by applicable law or agreed to in writing,
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package org.apache.felix.ipojo.test.scenarios.service.dependency.filter;

import java.util.Properties;

import org.apache.felix.ipojo.ComponentInstance;
import org.apache.felix.ipojo.architecture.Architecture;
import org.apache.felix.ipojo.architecture.InstanceDescription;
import org.apache.felix.ipojo.junit4osgi.OSGiTestCase;
import org.apache.felix.ipojo.test.scenarios.util.Utils;
import org.osgi.framework.ServiceReference;

public class FromDependencies extends OSGiTestCase {
	
	ComponentInstance instance1, instance2, instance3, instance4;
	ComponentInstance providerA, providerB, providerC, providerD;
	
	public void setUp() {
		try {
			Properties prov = new Properties();
			prov.put("instance.name","A");
			providerA = Utils.getFactoryByName(getContext(), "SimpleFilterCheckServiceProvider").createComponentInstance(prov);
			providerA.stop();
			
			Properties prov2 = new Properties();
            prov2.put("instance.name","B");
            providerB = Utils.getFactoryByName(getContext(), "SimpleFilterCheckServiceProvider").createComponentInstance(prov2);
            providerB.stop();
            
            Properties prov3 = new Properties();
            prov3.put("service.pid", "A");
            providerC = Utils.getFactoryByName(getContext(), "SimplePIDCheckServiceProvider").createComponentInstance(prov3);
            providerC.stop();
            
            Properties prov4 = new Properties();
            prov4.put("service.pid", "D");
            prov4.put("instance.name","D");
            providerD = Utils.getFactoryByName(getContext(), "SimplePIDCheckServiceProvider").createComponentInstance(prov4);
            providerD.stop();
		
            // Uses the component type from value
			Properties i1 = new Properties();
			i1.put("instance.name","Subscriber1");
			instance1 = Utils.getFactoryByName(getContext(), "SimpleFromCheckServiceSubscriber").createComponentInstance(i1);
			
			// Uses the instance configuration from value
			Properties i2 = new Properties();
            i2.put("instance.name","Subscriber2");
            Properties ii2 = new Properties();
            ii2.put("id1", "B");
            i2.put("requires.from", ii2);
            instance2 = Utils.getFactoryByName(getContext(), "SimpleFromCheckServiceSubscriber").createComponentInstance(i2);
            
            // Uses the instance configuration from value (*)
            Properties i3 = new Properties();
            i3.put("instance.name","Subscriber3");
            Properties ii3 = new Properties();
            ii3.put("id1", "*");
            i3.put("requires.from", ii3);
            instance3 = Utils.getFactoryByName(getContext(), "SimpleFromCheckServiceSubscriber").createComponentInstance(i3);
			
            // Uses the instance configuration from value, merge filter and from
            Properties i4 = new Properties();
            i4.put("instance.name","Subscriber4");
            Properties ii4 = new Properties();
            ii4.put("id1", "D");
            i4.put("requires.from", ii4);
            Properties iii4 = new Properties();
            iii4.put("id1", "(service.pid=D)");
            i4.put("requires.filters", iii4);
            instance4 = Utils.getFactoryByName(getContext(), "SimpleFromCheckServiceSubscriber").createComponentInstance(i4);
		
		} catch(Exception e) { 
		    e.printStackTrace();
		    fail(e.getMessage()); }
		
	}
	
	public void tearDown() {
		instance1.dispose();
		instance2.dispose();
		instance3.dispose();
		instance4.dispose();
		providerA.dispose();
		providerB.dispose();
		providerC.dispose();
		providerD.dispose();
		instance1 = null;
		instance2 = null;
		instance3 = null;
		instance4 = null;
		providerA = null;
		providerB = null;
		providerC = null;
		providerD = null;
	}
	
	public void testFromInstanceName() {
	    instance1.start();
	    
		ServiceReference arch_ref = Utils.getServiceReferenceByName(getContext(), Architecture.class.getName(), instance1.getInstanceName());
		assertNotNull("Check architecture availability", arch_ref);
		InstanceDescription id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
		assertTrue("Check instance invalidity - 1", id.getState() == ComponentInstance.INVALID);
		
		providerB.start();
		
		id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
		assertTrue("Check instance invalidity - 2", id.getState() == ComponentInstance.INVALID);
		
		providerA.start();
		
		id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id.getState() == ComponentInstance.VALID);

		providerA.stop();
		
		id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
		assertTrue("Check instance invalidity - 4", id.getState() == ComponentInstance.INVALID);
		
		providerA.start();
		
		id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
		assertTrue("Check instance validity - 3", id.getState() == ComponentInstance.VALID);
		
		
		providerA.stop();
		
		id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
		assertTrue("Check instance invalidity - 5", id.getState() == ComponentInstance.INVALID);
		
		id = null;
		providerB.stop();
		getContext().ungetService(arch_ref);
	}
	
	public void testFromPID() {
        instance1.start();
        
        ServiceReference arch_ref = Utils.getServiceReferenceByName(getContext(), Architecture.class.getName(), instance1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ref);
        InstanceDescription id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id.getState() == ComponentInstance.INVALID);
        
        providerB.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id.getState() == ComponentInstance.INVALID);
        
        providerC.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id.getState() == ComponentInstance.VALID);

        providerC.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 4", id.getState() == ComponentInstance.INVALID);
        
        providerC.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 3", id.getState() == ComponentInstance.VALID);
        
        providerC.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 5", id.getState() == ComponentInstance.INVALID);
        
        id = null;
        providerB.stop();
        getContext().ungetService(arch_ref);
    }
	
	public void testFromInstanceNameInstanceConfiguration() {
        instance2.start();
        
        ServiceReference arch_ref = Utils.getServiceReferenceByName(getContext(), Architecture.class.getName(), instance2.getInstanceName());
        assertNotNull("Check architecture availability", arch_ref);
        InstanceDescription id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id.getState() == ComponentInstance.INVALID);
        
        providerA.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id.getState() == ComponentInstance.INVALID);
        
        providerB.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id.getState() == ComponentInstance.VALID);

        providerB.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 4", id.getState() == ComponentInstance.INVALID);
        
        providerB.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 3", id.getState() == ComponentInstance.VALID);
        
        providerB.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 5", id.getState() == ComponentInstance.INVALID);
        
        id = null;
        providerA.stop();
        getContext().ungetService(arch_ref);
    }
	
	public void testFromInstanceNameStar() {
        instance3.start();
        
        ServiceReference arch_ref = Utils.getServiceReferenceByName(getContext(), Architecture.class.getName(), instance3.getInstanceName());
        assertNotNull("Check architecture availability", arch_ref);
        InstanceDescription id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id.getState() == ComponentInstance.INVALID);
        
        providerA.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 0", id.getState() == ComponentInstance.VALID);
        
        providerB.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id.getState() == ComponentInstance.VALID);

        providerB.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 4", id.getState() == ComponentInstance.VALID);
        
        providerA.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 3", id.getState() == ComponentInstance.INVALID);
        
        providerB.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 5", id.getState() == ComponentInstance.VALID);
        
        id = null;
        providerB.stop();
        getContext().ungetService(arch_ref);
    }
	
	public void testFromAndFilter() {
        instance4.start();
        
        ServiceReference arch_ref = Utils.getServiceReferenceByName(getContext(), Architecture.class.getName(), instance4.getInstanceName());
        assertNotNull("Check architecture availability", arch_ref);
        InstanceDescription id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id.getState() == ComponentInstance.INVALID);
        
        providerA.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id.getState() == ComponentInstance.INVALID);
        
        providerD.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id.getState() == ComponentInstance.VALID);

        providerD.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 4", id.getState() == ComponentInstance.INVALID);
        
        providerD.start();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance validity - 3", id.getState() == ComponentInstance.VALID);
        
        providerD.stop();
        
        id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
        assertTrue("Check instance invalidity - 5", id.getState() == ComponentInstance.INVALID);
        
        id = null;
        providerA.stop();
        getContext().ungetService(arch_ref);
    }
	
	

}