/******************************************************************************
* Copyright (c) 2006, 2010 VMware Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html and the Apache License v2.0
* is available at http://www.opensource.org/licenses/apache2.0.php.
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
* VMware Inc.
*****************************************************************************/
package org.eclipse.gemini.blueprint.iandt.servicedependency;
import java.util.List;
import org.eclipse.gemini.blueprint.iandt.BaseIntegrationTest;
import org.osgi.framework.AdminPermission;
import org.osgi.framework.Bundle;
import org.osgi.framework.ServiceReference;
import org.eclipse.gemini.blueprint.iandt.simpleservice.MyService;
import org.eclipse.gemini.blueprint.iandt.simpleservice2.MyService2;
import org.eclipse.gemini.blueprint.iandt.tccl.TCCLService;
import org.eclipse.gemini.blueprint.util.OsgiBundleUtils;
import org.springframework.util.Assert;
/**
* Integration test with multiple imports that are hooked inside the same exporter.
*
* @author Costin Leau
*
*/
public class SingleExportDependingOnMultipleImportTest extends BaseIntegrationTest {
private static final String TCCL_SYM_NAME = "org.eclipse.gemini.blueprint.iandt.tccl";
private static final String SERVICE_SYM_NAME = "org.eclipse.gemini.blueprint.iandt.simpleservice";
private static final String SERVICE_2_SYM_NAME = "org.eclipse.gemini.blueprint.iandt.simpleservice2";
protected String[] getConfigLocations() {
return new String[] { "org/eclipse/gemini/blueprint/iandt/servicedependency/single-export-multi-import.xml" };
}
protected String[] getTestBundlesNames() {
// load the tccl bundle, plus simple.service + simple.service.2
return new String[] { "org.eclipse.gemini.blueprint.iandt,tccl.intf," + getSpringDMVersion(),
"org.eclipse.gemini.blueprint.iandt, tccl," + getSpringDMVersion(),
"org.eclipse.gemini.blueprint.iandt, simple.service," + getSpringDMVersion(),
"org.eclipse.gemini.blueprint.iandt, simple.service2," + getSpringDMVersion() };
}
public void testOneImporterCGoesDownAndThenUpAgain() throws Exception {
// importer C = TCCL bundle
// check exporter
assertTrue("exporter should be running", isExporterStarted());
takeDownServiceC();
assertFalse("serviceC should take exporter down", isExporterStarted());
putUpServiceC();
// check exporter
assertTrue("service C is up again, exporter should be up as well", isExporterStarted());
}
public void testImporterAGoesDownThenImporterBThenImporterAComesUpAgainAndThenB() throws Exception {
// check exporter
assertTrue("exporter should be running", isExporterStarted());
// start with A
// take down A
takeDownServiceA();
// check exporter
assertFalse("serviceA should take exporter down", isExporterStarted());
// then B
// take down B
takeDownServiceB();
// check exporter
assertFalse("serviceB should keep exporter down", isExporterStarted());
// put up A
putUpServiceA();
// check exporter
assertFalse("serviceB is still down so the exporter should be down as well", isExporterStarted());
// put up B
putUpServiceB();
// check exporter
assertTrue("service A + B up, exporter should be up as well", isExporterStarted());
}
public void testImportersGoDownOneAfterTheOtherAndTheExporterDoesNotStartUntilAllImportersAreUp() throws Exception {
// check exporter
assertTrue("exporter should be running", isExporterStarted());
// take down A
takeDownServiceA();
assertFalse("serviceA should take exporter down", isExporterStarted());
takeDownServiceB();
// check exporter
assertFalse("serviceB should keep exporter down", isExporterStarted());
takeDownServiceC();
// check exporter
assertFalse("serviceB should keep exporter down", isExporterStarted());
putUpServiceA();
// check exporter
assertFalse("serviceB,C are still down so the exporter should be down as well", isExporterStarted());
putUpServiceC();
assertFalse("serviceB is still down so the exporter should be down as well", isExporterStarted());
// put up B
putUpServiceB();
// check exporter
assertTrue("service A + B + C up, exporter should be up as well", isExporterStarted());
}
private void checkAndTakeDownService(String beanName, Class<?> type, String bundleSymName) throws Exception {
ServiceReference ref = bundleContext.getServiceReference(type.getName());
Object service = bundleContext.getService(ref);
Assert.isInstanceOf(type, service);
Bundle dependency = OsgiBundleUtils.findBundleBySymbolicName(bundleContext, bundleSymName);
// stop dependency bundle -> no importer -> exporter goes down
dependency.stop();
}
private void putUpService(String bundleSymName) throws Exception {
Bundle dependency = OsgiBundleUtils.findBundleBySymbolicName(bundleContext, bundleSymName);
dependency.start();
waitOnContextCreation(bundleSymName);
}
private void takeDownServiceA() throws Exception {
checkAndTakeDownService("serviceA", MyService.class, SERVICE_SYM_NAME);
}
private void putUpServiceA() throws Exception {
putUpService(SERVICE_SYM_NAME);
}
private void takeDownServiceB() throws Exception {
checkAndTakeDownService("serviceB", MyService2.class, SERVICE_2_SYM_NAME);
}
private void putUpServiceB() throws Exception {
putUpService(SERVICE_2_SYM_NAME);
}
private void takeDownServiceC() throws Exception {
checkAndTakeDownService("serviceC", TCCLService.class, TCCL_SYM_NAME);
}
private void putUpServiceC() throws Exception {
putUpService(TCCL_SYM_NAME);
}
private boolean isExporterStarted() throws Exception {
return (bundleContext.getServiceReference(SimpleBean.class.getName()) != null);
}
protected List getTestPermissions() {
List perms = super.getTestPermissions();
// export package
perms.add(new AdminPermission("*", AdminPermission.EXECUTE));
return perms;
}
}