OSGiJTATest.java

/*
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 * Copyright (c) 2011, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jboss.narayana.osgi.jta;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.arquillian.test.api.ArquillianResource;
import org.jboss.osgi.metadata.OSGiManifestBuilder;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.Asset;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.util.tracker.ServiceTracker;

import javax.transaction.TransactionManager;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Dictionary;
import java.util.Enumeration;

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

/**
 * @author <a href="mailto:zfeng@redhat.com">Amos Feng</a>
 */

@RunWith(Arquillian.class)
public class OSGiJTATest {
    @ArquillianResource
    BundleContext context;

    @Deployment
    public static JavaArchive createTestArchive() {
        final JavaArchive archive = ShrinkWrap.create(JavaArchive.class, "test.jar");
        archive.addClass(OSGiJTATest.class);
        archive.addPackage("org.osgi.util.tracker");
        archive.setManifest(new Asset() {
            public InputStream openStream() {
                OSGiManifestBuilder builder = OSGiManifestBuilder.newInstance();
                builder.addBundleSymbolicName(archive.getName());
                builder.addBundleManifestVersion(2);
                builder.addImportPackages("javax.transaction");
                return builder.openStream();
            }
        });
        return archive;
    }

    @Test
    public  void testTransactionManager(@ArquillianResource Bundle bundle) throws Exception {
        assertEquals("System Bundle ID", 0, context.getBundle().getBundleId());

        bundle.start();
        assertEquals("Bundle ACTIVE", Bundle.ACTIVE, bundle.getState());

        BundleContext context = bundle.getBundleContext();
        assertNotNull("BundleContext available", context);

        ServiceTracker<TransactionManager, TransactionManager> tracker = new ServiceTracker<>(context, TransactionManager.class, null);
        tracker.open();
        TransactionManager tm = tracker.waitForService(10000);

        if (tm == null) {
            for (Bundle b : context.getBundles()) {
                System.out.println(b.getSymbolicName() + "/" + b.getVersion() + " = " + b.getState());
                Dictionary<String, String> headers = b.getHeaders();
                System.out.println("\tHeaders");
                for (Enumeration<String> e = headers.keys(); e.hasMoreElements(); ) {
                    String key = e.nextElement();
                    String val = headers.get(key);
                    System.out.println("\t\t" + key + " = " + val);
                }
                System.out.println("\tServices");
                ServiceReference[] refs = b.getRegisteredServices();
                if (refs != null) {
                    for (ServiceReference svc : refs) {
                        for (String key : svc.getPropertyKeys()) {
                            Object val = svc.getProperty(key);
                            if (val.getClass().isArray()) {
                                val = Arrays.toString((Object[]) val);
                            }
                            System.out.println("\t\t" + key + " = " + val);
                        }
                    }
                }
            }

            fail("TransactionManager service not available");
        }

        tm.begin();
        tm.commit();

        bundle.stop();
        assertEquals("Bundle RESOLVED", Bundle.RESOLVED, bundle.getState());
    }

}