New test cases for adapters.
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1004538 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/dependencymanager/test/src/test/java/org/apache/felix/dm/test/AdapterAndConsumerTest.java b/dependencymanager/test/src/test/java/org/apache/felix/dm/test/AdapterAndConsumerTest.java
new file mode 100644
index 0000000..60966bc
--- /dev/null
+++ b/dependencymanager/test/src/test/java/org/apache/felix/dm/test/AdapterAndConsumerTest.java
@@ -0,0 +1,129 @@
+/*
+ * 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 org.apache.felix.dm.Component;
+import org.apache.felix.dm.DependencyManager;
+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;
+
+@RunWith(JUnit4TestRunner.class)
+public class AdapterAndConsumerTest 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 testServiceWithAdapterAndConsumer(BundleContext context) {
+ DependencyManager m = new DependencyManager(context);
+ // helper class that ensures certain steps get executed in sequence
+ Ensure e = new Ensure();
+
+ Component provider = m.createComponent()
+ .setInterface(OriginalService.class.getName(), null)
+ .setImplementation(new ServiceProvider(e));
+
+ Component consumer = m.createComponent()
+ .setImplementation(new ServiceConsumer(e))
+ .add(m.createServiceDependency()
+ .setService(AdaptedService.class)
+ .setRequired(true)
+ );
+
+ Component adapter = m.createAdapterService(OriginalService.class, null)
+ .setInterface(AdaptedService.class.getName(), null)
+ .setImplementation(ServiceAdapter.class);
+
+ // add the provider and the adapter
+ m.add(provider);
+ m.add(adapter);
+ // add a consumer that will invoke the adapter
+ // which will in turn invoke the original provider
+ m.add(consumer);
+ // now validate that both have been invoked in the right order
+ e.waitForStep(2, 5000);
+ // remove the provider again
+ m.remove(provider);
+ // ensure that the consumer is stopped
+ e.waitForStep(3, 5000);
+ // remove adapter and consumer
+ m.remove(adapter);
+ m.remove(consumer);
+ }
+
+ static interface OriginalService {
+ public void invoke();
+ }
+
+ static interface AdaptedService {
+ public void invoke();
+ }
+
+ static class ServiceProvider implements OriginalService {
+ private final Ensure m_ensure;
+ public ServiceProvider(Ensure e) {
+ m_ensure = e;
+ }
+ public void invoke() {
+ m_ensure.step(2);
+ }
+ }
+
+ public static class ServiceAdapter implements AdaptedService {
+ private volatile OriginalService m_originalService;
+
+ public void start() { System.out.println("start"); }
+ public void stop() { System.out.println("stop"); }
+ public void invoke() {
+ m_originalService.invoke();
+ }
+ }
+
+ static class ServiceConsumer {
+ private volatile AdaptedService m_service;
+ private final Ensure m_ensure;
+
+ public ServiceConsumer(Ensure e) {
+ m_ensure = e;
+ }
+ public void start() {
+ m_ensure.step(1);
+ m_service.invoke();
+ }
+ public void stop() {
+ m_ensure.step(3);
+ }
+ }
+}
+
+
diff --git a/dependencymanager/test/src/test/java/org/apache/felix/dm/test/AdapterWithAspectTest.java b/dependencymanager/test/src/test/java/org/apache/felix/dm/test/AdapterWithAspectTest.java
new file mode 100644
index 0000000..7d56fcb
--- /dev/null
+++ b/dependencymanager/test/src/test/java/org/apache/felix/dm/test/AdapterWithAspectTest.java
@@ -0,0 +1,206 @@
+/*
+ * 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 org.apache.felix.dm.Component;
+import org.apache.felix.dm.DependencyManager;
+import org.apache.felix.dm.ServiceUtil;
+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.ServiceReference;
+
+@RunWith(JUnit4TestRunner.class)
+public class AdapterWithAspectTest 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 testAdapterWithAspectMultipleTimes(BundleContext context) {
+ DependencyManager m = new DependencyManager(context);
+ // helper class that ensures certain steps get executed in sequence
+ Ensure e = new Ensure();
+
+ // create a service provider and consumer
+ Component provider = m.createComponent()
+ .setImplementation(new ServiceProvider())
+ .setInterface(OriginalService.class.getName(), null);
+
+ Component consumer = m.createComponent()
+ .setImplementation(new ServiceConsumer(e))
+ .add(m.createServiceDependency()
+ .setService(AdaptedService.class)
+ .setCallbacks("add", "remove")
+ );
+ Component adapter = m.createAdapterService(OriginalService.class, null)
+ .setInterface(AdaptedService.class.getName(), null)
+ .setImplementation(ServiceAdapter.class);
+
+ Component adapter2 = m.createAdapterService(OriginalService.class, null)
+ .setInterface(AdaptedService.class.getName(), null)
+ .setImplementation(ServiceAdapter.class);
+
+ Component aspect = m.createAspectService(OriginalService.class, null, 10, null)
+ .setImplementation(ServiceAspect.class);
+
+ m.add(provider);
+
+ int stepsInLoop = 12;
+ int loops = 10;
+ for (int loop = 0; loop < loops; loop++) {
+ int offset = stepsInLoop * loop;
+
+ m.add(adapter);
+ m.add(consumer);
+ e.waitForStep(1 + offset, 5000);
+ m.add(aspect);
+ // the aspect adapter will appear
+ // the original adapter will disappear
+ e.waitForStep(3 + offset, 5000);
+ m.add(adapter2);
+ // another aspect adapter will appear
+ e.waitForStep(4 + offset, 5000);
+ m.remove(provider);
+ // two times:
+ // the aspect adapter will disappear
+ // the original adapter will (briefly) appear
+ // the original adapter will disappear
+ e.waitForStep(10 + offset, 5000);
+ m.remove(consumer);
+ // nothing should happen, all consumed services were already gone
+ e.step(11 + offset);
+ m.add(provider);
+ // still nothing should happen
+ e.step(12 + offset);
+ m.remove(adapter);
+ m.remove(adapter2);
+ m.remove(aspect);
+ }
+ m.remove(provider);
+ e.waitForStep(stepsInLoop * loops, 5000);
+ System.out.println("EOT");
+ }
+
+ static interface OriginalService {
+ public void invoke();
+ }
+
+ static interface AdaptedService {
+ public void invoke();
+ }
+
+ static class ServiceProvider implements OriginalService {
+ public void start() {
+ System.out.println("...provider started");
+ }
+ public void invoke() {
+ }
+
+ @Override
+ public String toString() {
+ return "Provider";
+ }
+ }
+
+ public static class ServiceAdapter implements AdaptedService {
+ private volatile OriginalService m_originalService;
+
+ public ServiceAdapter() {
+ }
+ public void init() {
+ }
+ public void start() {
+ System.out.println("...adapter started");
+ }
+ public void invoke() {
+ m_originalService.invoke();
+ }
+ public void stop() {
+ }
+ @Override
+ public String toString() {
+ return "Adapter on " + m_originalService;
+ }
+ }
+
+ public static class ServiceAspect implements OriginalService {
+ volatile OriginalService m_service;
+
+ public void start() {
+ System.out.println("...aspect started");
+ }
+
+ public void invoke() {
+ m_service.invoke();
+ }
+
+ @Override
+ public String toString() {
+ return "Aspect on " + m_service;
+ }
+ }
+
+ public static class ServiceConsumer {
+ Ensure m_ensure;
+
+ public ServiceConsumer(Ensure e) {
+ m_ensure = e;
+ }
+
+// public void init() {
+// Thread t = new Thread(this);
+// t.start();
+// }
+ public void start() {
+ System.out.println("Consumer starting...");
+ }
+
+ int counter = 0;
+ public void add(ServiceReference ref, AdaptedService service) {
+ counter++;
+ System.out.println("add: " + counter + " " + service + " " + ServiceUtil.toString(ref));
+ m_ensure.step();
+ }
+ public void remove(ServiceReference ref, AdaptedService service) {
+ counter--;
+ System.out.println("rem: " + counter + " " + service + " " + ServiceUtil.toString(ref));
+ m_ensure.step();
+ }
+
+// public void run() {
+// m_service.invoke();
+// }
+ }
+}
+
+