ipojo/runtime/composite-it/ipojo-composite-runtime-test/src/test/java/org/apache/felix/ipojo/runtime/core/EmptyCompositeTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 *
 * 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
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package org.apache.felix.ipojo.runtime.core;

import org.apache.felix.ipojo.ComponentInstance;
import org.apache.felix.ipojo.Factory;
import org.apache.felix.ipojo.ServiceContext;
import org.apache.felix.ipojo.architecture.ComponentTypeDescription;
import org.apache.felix.ipojo.composite.CompositeInstanceDescription;
import org.apache.felix.ipojo.composite.CompositeManager;
import org.junit.Test;
import org.osgi.framework.InvalidSyntaxException;

import java.util.Properties;

import static org.junit.Assert.*;

public class EmptyCompositeTest extends Common {

    @Test
    public void testEmptyCompositeCreation() {
        Factory factory = ipojoHelper.getFactory("composite.empty");
        Properties props = new Properties();
        props.put("instance.name", "empty");

        ComponentInstance ci = null;
        try {
            ci = factory.createComponentInstance(props);
        } catch (Exception e) {
            e.printStackTrace();
            fail("Unacceptable configuration : " + e.getMessage());
        }

        ComponentTypeDescription cd = ci.getFactory().getComponentDescription();
        assertEquals("Check component type name", cd.getName(), "composite.empty");
//		assertEquals("Check class name (" + cd.getClassName() + ")", cd.getClassName(), "composite");
        assertEquals("Check offered service", cd.getprovidedServiceSpecification().length, 0);
        assertEquals("Check configurable properties", cd.getProperties().length, 0);

        CompositeInstanceDescription id = (CompositeInstanceDescription) ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state (" + id.getState() + ")", id.getState(), ComponentInstance.VALID);

        assertEquals("Check contained instance", id.getContainedInstances().length, 0);

        assertTrue("Check composite manager", ci instanceof CompositeManager);
        CompositeManager cm = (CompositeManager) ci;
        ServiceContext sc = cm.getServiceContext();
        try {
            assertEquals("Check number of factories imported", sc.getServiceReferences(Factory.class.getName(), null).length, getContext().getServiceReferences(Factory.class.getName(), null).length);
        } catch (InvalidSyntaxException e) {
            fail("Invalid filter : " + e.getMessage());
        }
        ci.dispose();
    }

    @Test
    public void testInstanceCreation1() {
        Factory factory = ipojoHelper.getFactory("composite.empty");
        Properties props = new Properties();
        props.put("instance.name", "empty");

        ComponentInstance ci = null;
        try {
            ci = factory.createComponentInstance(props);
        } catch (Exception e) {
            e.printStackTrace();
            fail("Unacceptable configuration : " + e.getMessage());
        }

        assertTrue("Check composite manager", ci instanceof CompositeManager);
        CompositeManager cm = (CompositeManager) ci;
        ServiceContext sc = cm.getServiceContext();
        try {
            assertEquals("Check number of factories imported", sc.getServiceReferences(Factory.class.getName(),
                    null).length, getContext().getServiceReferences(Factory.class.getName(), null).length);
        } catch (InvalidSyntaxException e) {
            fail("Invalid filter : " + e.getMessage());
        }

        Properties props2 = new Properties();
        props2.put("instance.name", "empty2");
        ComponentInstance ci2 = null;
        try {
            ci2 = factory.createComponentInstance(props2, sc);
        } catch (Exception e) {
            e.printStackTrace();
            fail("Unacceptable configuration : " + e.getMessage());
        }

        CompositeInstanceDescription id = (CompositeInstanceDescription) ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state", id.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id.getContainedInstances().length, 1);
        CompositeInstanceDescription id2 = (CompositeInstanceDescription) id.getContainedInstances()[0];
        assertEquals("Check composite instance name", id2.getName(), "empty2");
        assertEquals("Check composite instance state", id2.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id2.getContainedInstances().length, 0);

        ci2.dispose();
        //id = ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state", id.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id.getContainedInstances().length, 0);

        ci.dispose();
    }

    @Test
    public void testInstanceCreation2() {
        Factory factory = ipojoHelper.getFactory("composite.empty");
        Properties props = new Properties();
        props.put("instance.name", "empty");

        ComponentInstance ci = null;
        try {
            ci = factory.createComponentInstance(props);
        } catch (Exception e) {
            fail("Unacceptable configuration : " + e.getMessage());
        }

        assertTrue("Check composite manager", ci instanceof CompositeManager);
        CompositeManager cm = (CompositeManager) ci;
        ServiceContext sc = cm.getServiceContext();
        try {
            assertEquals("Check number of factories imported", sc.getServiceReferences(Factory.class.getName(), null).length, getContext().getServiceReferences(Factory.class.getName(), null).length);
        } catch (InvalidSyntaxException e) {
            fail("Invalid filter : " + e.getMessage());
        }

        Factory factory2 = ipojoHelper.getFactory(sc, "composite.empty");
        assertNotNull("Check factory2 not null", factory2);
        Properties props2 = new Properties();
        props2.put("instance.name", "empty2");
        ComponentInstance ci2 = null;
        try {
            ci2 = factory2.createComponentInstance(props2);
        } catch (Exception e) {
            fail("Unacceptable configuration : " + e.getMessage());
        }

        CompositeInstanceDescription id = (CompositeInstanceDescription) ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state", id.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id.getContainedInstances().length, 1);
        CompositeInstanceDescription id2 = (CompositeInstanceDescription) id.getContainedInstances()[0];
        assertEquals("Check composite instance name", id2.getName(), "empty2");
        assertEquals("Check composite instance state", id2.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id2.getContainedInstances().length, 0);

        ci2.dispose();
        //id = ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state", id.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id.getContainedInstances().length, 0);

        ci.dispose();
    }

    @Test
    public void testInstanceCreation3() {
        Factory factory = ipojoHelper.getFactory("composite.empty");
        Properties props = new Properties();
        props.put("instance.name", "empty");

        ComponentInstance ci = null;
        try {
            ci = factory.createComponentInstance(props);
        } catch (Exception e) {
            fail("Unacceptable configuration : " + e.getMessage());
        }

        assertTrue("Check composite manager", ci instanceof CompositeManager);
        CompositeManager cm = (CompositeManager) ci;
        ServiceContext sc = cm.getServiceContext();
        try {
            assertEquals("Check number of factories imported", sc.getServiceReferences(Factory.class.getName(), null).length, getContext().getServiceReferences(Factory.class.getName(), null).length);
        } catch (InvalidSyntaxException e) {
            fail("Invalid filter : " + e.getMessage());
        }

        Factory factory2 = ipojoHelper.getFactory(sc, "composite.empty");
        assertNotNull("Check factory2 not null", factory2);
        Properties props2 = new Properties();
        props2.put("instance.name", "empty2");
        ComponentInstance ci2 = null;
        try {
            ci2 = factory2.createComponentInstance(props2, sc);
        } catch (Exception e) {
            fail("Unacceptable configuration : " + e.getMessage());
        }

        CompositeInstanceDescription id = (CompositeInstanceDescription) ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state", id.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id.getContainedInstances().length, 1);
        CompositeInstanceDescription id2 = (CompositeInstanceDescription) id.getContainedInstances()[0];
        assertEquals("Check composite instance name", id2.getName(), "empty2");
        assertEquals("Check composite instance state", id2.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id2.getContainedInstances().length, 0);

        ci2.dispose();
        //id = ci.getInstanceDescription();
        assertEquals("Check composite instance name", id.getName(), "empty");
        assertEquals("Check composite instance state", id.getState(), ComponentInstance.VALID);
        assertEquals("Check contained instance", id.getContainedInstances().length, 0);

        ci.dispose();
    }


}