/**
 * 
 * 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.impl.NullMonitorFactory;
import org.apache.tuscany.core.builder.ContextFactoryBuilderRegistry;
import org.apache.tuscany.core.client.BootstrapHelper;
import org.apache.tuscany.core.context.AutowireContext;
import org.apache.tuscany.core.context.CompositeContext;
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.GenericSystemComponent;
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.model.assembly.Component;
import org.apache.tuscany.model.assembly.EntryPoint;
import org.apache.tuscany.model.assembly.ExternalService;
import org.apache.tuscany.model.assembly.Module;
import org.apache.tuscany.model.assembly.Service;
import org.apache.tuscany.model.types.java.JavaServiceContract;

/**
 * Tests bootstrapping a system module
 * 
 * @version $Rev: 385834 $ $Date: 2006-03-14 08:57:08 -0800 (Tue, 14 Mar 2006) $
 */
public class SystemBootstrapTestCase extends TestCase {
    private ContextFactoryBuilderRegistry builderRegistry;
    
    private SystemAssemblyFactory factory = new SystemAssemblyFactoryImpl();

    /**
     * Simulates booting a runtime process
     */
    public void testBoot() throws Exception {
        RuntimeContext runtimeContext = new RuntimeContextImpl(new NullMonitorFactory(), builderRegistry,null);
        runtimeContext.start();

        CompositeContext systemContext = runtimeContext.getSystemContext();
        Assert.assertNotNull(systemContext);
        Module systemModule = MockFactory.createSystemModule();
       // MockSystemAssemblyFactory.buildModule(systemModule, systemContext);
        systemContext.registerModelObject(systemModule);

        // create a test module
        Component moduleComponent = MockFactory.createCompositeComponent("module");
        runtimeContext.registerModelObject(moduleComponent);
        CompositeContextImpl moduleContext = (CompositeContextImpl) runtimeContext.getContext("module");
        Assert.assertNotNull(moduleContext);
        ExternalService es = MockFactory.createESSystemBinding("TestServiceES", "tuscany.system/TestService1EP");
        moduleContext.registerModelObject(es);

        // start the modules and test inter-module system wires
        systemContext.publish(new ModuleStart(this));
        moduleContext.publish(new ModuleStart(this));

        Assert.assertNotNull(systemContext.getContext("TestService1EP").getInstance(null));
        GenericSystemComponent testService = (GenericSystemComponent) systemContext.getContext("TestService1").getInstance(null);
        Assert.assertNotNull(testService);
        GenericSystemComponent testES = (GenericSystemComponent) moduleContext.getContext("TestServiceES").getInstance(null);
        Assert.assertNotNull(testES);
        Assert.assertSame(testService, testES);
    }

    public void testRuntimeBoot() throws Exception {
        RuntimeContext runtime = new RuntimeContextImpl(new NullMonitorFactory(), builderRegistry,null);
        runtime.start();
        runtime.getRootContext();

        CompositeContext system = runtime.getSystemContext();
        system.registerModelObject(MockFactory.createSystemModule());
        system.registerModelObject(MockFactory.createSystemCompositeComponent("module2"));
        CompositeContext systemModule2 = (CompositeContext) system.getContext("module2");
        systemModule2.registerModelObject(MockFactory.createSystemChildModule());

        EntryPoint ep = MockFactory.createEPSystemBinding("TestService2EP", ModuleScopeSystemComponent.class, "ref");
        ep.getBindings().add(factory.createSystemBinding());
        Service service = factory.createService();
        service.setName("module2/TestService2EP");
        JavaServiceContract inter = factory.createJavaServiceContract();
        inter.setInterface(ModuleScopeSystemComponentImpl.class);
        service.setServiceContract(inter);
        ep.getConfiguredReference().getTargetConfiguredServices().get(0).setPort(service);
        system.registerModelObject(ep);
        system.publish(new ModuleStart(this));
        Assert.assertNotNull(system.getContext("TestService1").getInstance(null));
        Assert.assertNotNull(system.getContext("TestService2EP").getInstance(null));

        Assert.assertNotNull(((AutowireContext) system).resolveInstance(ModuleScopeSystemComponent.class));
        // create a test module
        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));
        runtime.stop();
    }

    protected void setUp() throws Exception {
        super.setUp();
        builderRegistry = BootstrapHelper.bootstrapContextFactoryBuilders(null);
    }
}