Tests the extensions that have been made to the standard ServiceTracker (mostly related to dealing with aspects).
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1022569 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/dependencymanager/test/src/test/java/org/apache/felix/dm/test/ServiceTrackerTest.java b/dependencymanager/test/src/test/java/org/apache/felix/dm/test/ServiceTrackerTest.java
new file mode 100644
index 0000000..d9098aa
--- /dev/null
+++ b/dependencymanager/test/src/test/java/org/apache/felix/dm/test/ServiceTrackerTest.java
@@ -0,0 +1,133 @@
+/*
+ * 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
+ * under the License.
+ */
+package org.apache.felix.dm.test;
+
+import static org.ops4j.pax.exam.CoreOptions.mavenBundle;
+import static org.ops4j.pax.exam.CoreOptions.options;
+import static org.ops4j.pax.exam.CoreOptions.provision;
+
+import java.util.Properties;
+
+import junit.framework.Assert;
+
+import org.apache.felix.dm.DependencyManager;
+import org.apache.felix.dm.ServiceUtil;
+import org.apache.felix.dm.tracker.ServiceTracker;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.ops4j.pax.exam.Option;
+import org.ops4j.pax.exam.junit.Configuration;
+import org.ops4j.pax.exam.junit.JUnit4TestRunner;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.Constants;
+import org.osgi.framework.ServiceRegistration;
+
+@RunWith(JUnit4TestRunner.class)
+public class ServiceTrackerTest extends Base {
+ @Configuration
+ public static Option[] configuration() {
+ return options(
+ provision(
+ mavenBundle().groupId("org.osgi").artifactId("org.osgi.compendium").version("4.1.0"),
+ mavenBundle().groupId("org.apache.felix").artifactId("org.apache.felix.dependencymanager").versionAsInProject()
+ )
+ );
+ }
+
+ @Test
+ public void testPlainServiceTracker(BundleContext context) {
+ ServiceTracker st = new ServiceTracker(context, ServiceInterface.class.getName(), null);
+ st.open();
+ ServiceRegistration sr = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(), null);
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ sr.unregister();
+ Assert.assertNull("There should be no service that matches the tracker", st.getServices());
+ st.close();
+ }
+
+ @Test
+ public void testAspectServiceTracker(BundleContext context) {
+ ServiceTracker st = new ServiceTracker(context, ServiceInterface.class.getName(), null);
+ st.open();
+
+ ServiceRegistration sr = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(), null);
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+
+ final long sid = ServiceUtil.getServiceId(sr.getReference());
+ ServiceRegistration asr = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(),
+ new Properties() {{ put(DependencyManager.ASPECT, sid); put(Constants.SERVICE_RANKING, 10); }});
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertEquals("Service ranking should be 10", Integer.valueOf(10), (Integer) st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ ServiceRegistration asr2 = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(),
+ new Properties() {{ put(DependencyManager.ASPECT, sid); put(Constants.SERVICE_RANKING, 20); }});
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertEquals("Service ranking should be 20", Integer.valueOf(20), (Integer) st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ asr.unregister();
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertEquals("Service ranking should be 20", Integer.valueOf(20), (Integer) st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ asr2.unregister();
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertNull("Service should not have a ranking", st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ sr.unregister();
+ Assert.assertNull("There should be no service that matches the tracker", st.getServices());
+
+ st.close();
+ }
+
+ @Test
+ public void testExistingAspectServiceTracker(BundleContext context) {
+ ServiceTracker st = new ServiceTracker(context, ServiceInterface.class.getName(), null);
+ ServiceRegistration sr = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(), null);
+ final long sid = ServiceUtil.getServiceId(sr.getReference());
+ ServiceRegistration asr = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(),
+ new Properties() {{ put(DependencyManager.ASPECT, sid); put(Constants.SERVICE_RANKING, 10); }});
+ ServiceRegistration asr2 = context.registerService(ServiceInterface.class.getName(), new ServiceProvider(),
+ new Properties() {{ put(DependencyManager.ASPECT, sid); put(Constants.SERVICE_RANKING, 20); }});
+
+ st.open();
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertEquals("Service ranking should be 20", Integer.valueOf(20), (Integer) st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ asr2.unregister();
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertEquals("Service ranking should be 10", Integer.valueOf(10), (Integer) st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ asr.unregister();
+ Assert.assertEquals("There should be one service that matches the tracker", 1, st.getServices().length);
+ Assert.assertNull("Service should not have a ranking", st.getServiceReference().getProperty(Constants.SERVICE_RANKING));
+
+ sr.unregister();
+ Assert.assertNull("There should be no service that matches the tracker", st.getServices());
+
+ st.close();
+ }
+
+ static interface ServiceInterface {
+ public void invoke();
+ }
+
+ static class ServiceProvider implements ServiceInterface {
+ public void invoke() {
+ }
+ }
+}