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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.tuscany.core.runtime;
import junit.framework.Assert;
import junit.framework.TestCase;
import org.apache.tuscany.common.monitor.MonitorFactory;
import org.apache.tuscany.common.monitor.impl.NullMonitorFactory;
import org.apache.tuscany.core.builder.ContextFactoryBuilder;
import org.apache.tuscany.core.builder.ContextFactoryBuilderRegistry;
import org.apache.tuscany.core.client.BootstrapHelper;
import org.apache.tuscany.core.config.ConfigurationException;
import org.apache.tuscany.core.context.CompositeContext;
import org.apache.tuscany.core.context.Lifecycle;
import org.apache.tuscany.core.context.ServiceNotFoundException;
import org.apache.tuscany.core.context.event.ModuleStart;
import org.apache.tuscany.core.context.event.ModuleStop;
import org.apache.tuscany.core.context.impl.CompositeContextImpl;
import org.apache.tuscany.core.mock.MockFactory;
import org.apache.tuscany.core.mock.component.ModuleScopeSystemComponent;
import org.apache.tuscany.core.mock.component.ModuleScopeSystemComponentImpl;
import org.apache.tuscany.core.system.assembly.SystemAssemblyFactory;
import org.apache.tuscany.core.system.assembly.impl.SystemAssemblyFactoryImpl;
import org.apache.tuscany.core.system.context.TestBuilder;
import org.apache.tuscany.model.assembly.Component;
import org.apache.tuscany.model.assembly.EntryPoint;
import org.apache.tuscany.model.assembly.ExternalService;
import org.apache.tuscany.model.assembly.Scope;
import org.apache.tuscany.model.assembly.Service;
import org.apache.tuscany.model.types.java.JavaServiceContract;
/**
* Performs basic tests on the runtime context
*
* @version $Rev$ $Date$
*/
public class RuntimeContextImplTestCase extends TestCase {
private SystemAssemblyFactory systemFactory = new SystemAssemblyFactoryImpl();
private ContextFactoryBuilderRegistry builderRegistry;
private SystemAssemblyFactory factory;
private MonitorFactory monitorFactory;
private RuntimeContext runtime;
/**
* Tests explicit wiring of an external service to a system entry point that is wired to a child system
* module entry point
*/
public void testSystemExplicitWiring() throws Exception {
CompositeContext root = runtime.getRootContext();
Assert.assertNotNull(root);
Assert.assertTrue(root.getLifecycleState() == Lifecycle.RUNNING);
CompositeContext system = runtime.getSystemContext();
Assert.assertNotNull(system);
system.registerModelObject(MockFactory.createSystemModule());
// register a child system context
system.registerModelObject(MockFactory.createSystemCompositeComponent("system.child"));
CompositeContext systemChild = (CompositeContext) system.getContext("system.child");
systemChild.registerModelObject(MockFactory.createSystemChildModule());
// register a top-level system entry point that exposes the child entry point
EntryPoint ep = MockFactory.createEPSystemBinding("TestService2EP", ModuleScopeSystemComponent.class, "ref");
ep.getBindings().add(systemFactory.createSystemBinding());
Service service = systemFactory.createService();
service.setName("system.child/TestService2EP");
ep.getConfiguredReference().getTargetConfiguredServices().get(0).setPort(service);
JavaServiceContract inter = systemFactory.createJavaServiceContract();
inter.setInterface(ModuleScopeSystemComponentImpl.class);
service.setServiceContract(inter);
system.registerModelObject(ep);
system.publish(new ModuleStart(this));
Assert.assertNotNull(system.getContext("TestService1").getInstance(null));
Assert.assertNotNull(system.getContext("TestService2EP").getInstance(null));
// create a test module and wire an external service to the system entry point
Component moduleComponent = MockFactory.createCompositeComponent("test.module");
runtime.registerModelObject(moduleComponent);
CompositeContextImpl moduleContext = (CompositeContextImpl) runtime.getContext("test.module");
Assert.assertNotNull(moduleContext);
ExternalService es = MockFactory.createESSystemBinding("TestService2ES", "tuscany.system/TestService2EP");
moduleContext.registerModelObject(es);
moduleContext.publish(new ModuleStart(this));
Assert.assertNotNull(moduleContext.getContext("TestService2ES").getInstance(null));
moduleContext.publish(new ModuleStop(this));
system.publish(new ModuleStop(this));
}
/**
* Tests autowiring an external service to a system entry point
*/
public void testSystemAutoWiring() throws Exception {
CompositeContext root = runtime.getRootContext();
Assert.assertNotNull(root);
Assert.assertTrue(root.getLifecycleState() == Lifecycle.RUNNING);
CompositeContext system = runtime.getSystemContext();
Assert.assertNotNull(system);
system.registerModelObject(MockFactory.createSystemModule());
// create a test module and wire an external service to the system entry point
Component moduleComponent = MockFactory.createCompositeComponent("test.module");
runtime.registerModelObject(moduleComponent);
CompositeContextImpl moduleContext = (CompositeContextImpl) runtime.getContext("test.module");
Assert.assertNotNull(moduleContext);
ExternalService es = MockFactory.createAutowirableExternalService("TestService2ES", ModuleScopeSystemComponent.class);
moduleContext.registerModelObject(es);
system.publish(new ModuleStart(this));
moduleContext.publish(new ModuleStart(this));
// test that the autowire was resolved
Assert.assertNotNull(moduleContext.getContext("TestService2ES").getInstance(null));
moduleContext.publish(new ModuleStop(this));
system.publish(new ModuleStop(this));
}
public void testServiceNotFound() throws Exception {
// create a test module
Component moduleComponent = MockFactory.createCompositeComponent("module");
runtime.registerModelObject(moduleComponent);
CompositeContextImpl moduleContext = (CompositeContextImpl) runtime.getContext("module");
moduleContext.publish(new ModuleStart(this));
try {
moduleContext.locateService("TestService");
fail("Expected " + ServiceNotFoundException.class.getName());
} catch (ServiceNotFoundException e) {
// expected
}
moduleContext.publish(new ModuleStop(this));
}
public void testExternalServiceReferenceNotFound() throws Exception {
CompositeContext system = runtime.getSystemContext();
// create a test module
Component moduleComponent = MockFactory.createCompositeComponent("module");
runtime.registerModelObject(moduleComponent);
CompositeContextImpl moduleContext = (CompositeContextImpl) runtime.getContext("module");
ExternalService es = MockFactory.createESSystemBinding("TestServiceES", "tuscany.system/TestService1xEP");
moduleContext.registerModelObject(es);
// start the modules and test inter-module system wires
system.publish(new ModuleStart(this));
moduleContext.publish(new ModuleStart(this));
try {
moduleContext.locateService("TestServiceES");
fail("Expected " + ServiceNotFoundException.class.getName());
} catch (ServiceNotFoundException e) {
// expected
}
moduleContext.publish(new ModuleStop(this));
system.publish(new ModuleStop(this));
}
public void testEntryPointReferenceNotFound() throws Exception {
// create a test module
Component moduleComponent = MockFactory.createCompositeComponent("module");
runtime.registerModelObject(moduleComponent);
Component component = factory.createSystemComponent("NoService", ModuleScopeSystemComponent.class, ModuleScopeSystemComponentImpl.class, Scope.MODULE);
// do not register the above component!
CompositeContextImpl moduleContext = (CompositeContextImpl) runtime.getContext("module");
EntryPoint epSystemBinding = MockFactory.createEPSystemBinding("TestServiceEP", ModuleScopeSystemComponent.class, "NoReference", component);
moduleContext.registerModelObject(epSystemBinding);
moduleContext.publish(new ModuleStart(this));
try {
moduleContext.locateService("TestServiceEP");
fail("Expected " + ServiceNotFoundException.class.getName());
} catch (ServiceNotFoundException e) {
// expected
}
moduleContext.publish(new ModuleStop(this));
}
/**
* Test two module components that have external services wired to entry points contained in each
*/
public void testCircularWires() throws Exception {
// create a test modules
Component module1 = MockFactory.createCompositeComponent("module1");
runtime.registerModelObject(module1);
Component module2 = MockFactory.createCompositeComponent("module2");
runtime.registerModelObject(module2);
CompositeContextImpl moduleContext1 = (CompositeContextImpl) runtime.getContext("module1");
CompositeContextImpl moduleContext2 = (CompositeContextImpl) runtime.getContext("module2");
Component component1 = factory.createSystemComponent("Component1", ModuleScopeSystemComponent.class, ModuleScopeSystemComponentImpl.class, Scope.MODULE);
EntryPoint entryPoint1 = MockFactory.createEPSystemBinding("EntryPoint1", ModuleScopeSystemComponent.class, "Component1", component1);
ExternalService externalService1 = MockFactory.createESSystemBinding("ExternalService1", "module2/EntryPoint2");
moduleContext1.registerModelObject(component1);
moduleContext1.registerModelObject(entryPoint1);
moduleContext1.registerModelObject(externalService1);
Component component2 = factory.createSystemComponent("Component2", ModuleScopeSystemComponent.class, ModuleScopeSystemComponentImpl.class, Scope.MODULE);
EntryPoint entryPoint2 = MockFactory.createEPSystemBinding("EntryPoint2", ModuleScopeSystemComponent.class, "Component2", component2);
ExternalService externalService2 = MockFactory.createESSystemBinding("ExternalService2", "module1/EntryPoint1");
moduleContext2.registerModelObject(component2);
moduleContext2.registerModelObject(entryPoint2);
moduleContext2.registerModelObject(externalService2);
moduleContext1.publish(new ModuleStart(this));
moduleContext2.publish(new ModuleStart(this));
Assert.assertNotNull(moduleContext2.getContext("ExternalService2").getInstance(null));
Assert.assertNotNull(moduleContext1.getContext("ExternalService1").getInstance(null));
}
/**
* Tests that a circular reference between an external service in one module and an entry point in another
* is caught as an error condition FIXME this must be implemented
*/
public void testInterModuleCircularReference() throws Exception {
// create a test modules
Component module1 = MockFactory.createCompositeComponent("module1");
runtime.registerModelObject(module1);
Component module2 = MockFactory.createCompositeComponent("module2");
runtime.registerModelObject(module2);
CompositeContextImpl moduleContext1 = (CompositeContextImpl) runtime.getContext("module1");
CompositeContextImpl moduleContext2 = (CompositeContextImpl) runtime.getContext("module2");
ExternalService externalService1 = MockFactory.createESSystemBinding("ExternalService1", "module2/EntryPoint2");
EntryPoint entryPoint1 = MockFactory.createEPSystemBinding("EntryPoint1", ModuleScopeSystemComponent.class,
"ExternalService1", externalService1);
ExternalService externalService2 = MockFactory.createESSystemBinding("ExternalService2", "module1/EntryPoint1");
EntryPoint entryPoint2 = MockFactory.createEPSystemBinding("EntryPoint2", ModuleScopeSystemComponent.class,
"ExternalService2", externalService2);
try {
// FIXME this should throw a circular reference exception
moduleContext1.registerModelObject(externalService1);
moduleContext1.registerModelObject(entryPoint1);
moduleContext2.registerModelObject(externalService2);
moduleContext2.registerModelObject(entryPoint2);
// FIXME implement fail("Expected " + ConfigurationException.class.getName());
} catch (ConfigurationException e) {
// expected
}
}
public void testRuntimeBuilderAutowire() throws Exception {
CompositeContext system = runtime.getSystemContext();
Component builder = factory.createSystemComponent("TestBuilder", ContextFactoryBuilder.class, TestBuilder.class, Scope.MODULE);
builder.getImplementation().setComponentType(MockFactory.getIntrospector().introspect(TestBuilder.class));
system.registerModelObject(builder);
system.publish(new ModuleStart(this));
Component module1 = MockFactory.createCompositeComponent("module1");
runtime.registerModelObject(module1);
runtime.getContext("module1");
Assert.assertTrue(((TestBuilder) system.getContext("TestBuilder").getInstance(null)).invoked());
system.publish(new ModuleStop(this));
}
protected void setUp() throws Exception {
super.setUp();
monitorFactory = new NullMonitorFactory();
builderRegistry = BootstrapHelper.bootstrapContextFactoryBuilders(monitorFactory);
factory = new SystemAssemblyFactoryImpl();
runtime = new RuntimeContextImpl(monitorFactory, builderRegistry, null);
runtime.start();
}
protected void tearDown() throws Exception {
runtime.stop();
super.tearDown();
}
}
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