Modular J2EE, Using Spring DM, Zk and EclipseLink

package com.cp.adrabi.jln.todo.tests.integration;

import java.util.ArrayList;
import java.util.List;

import net.sf.ehcache.CacheManager;

import org.osgi.framework.ServiceReference;
import org.springframework.core.io.Resource;
import org.springframework.osgi.test.AbstractConfigurableBundleCreatorTests;

import com.cp.adrabi.jln.model.Todo;
import com.cp.adrabi.jln.todo.services.TodoService;
import com.cp.adrabi.jln.todo.tests.utils.TestUtil;

/**
 * Integration test for Todo service
 * 
 * @author ADRABI Abderrahim (z3vil)
 *
 */
public class TodoServiceIntegrationTest extends AbstractConfigurableBundleCreatorTests
{
	private static final String TODO_CACHE = "todoCache";
	
	/**
	 * Set up bundles/fragments needed by Todo service
	 */
	@Override
	protected Resource[] getTestFrameworkBundles()
	{
		// *** change path ***
		List<Resource> resources = new ArrayList<Resource>();
		for(Resource r : TestUtil.makeResources("/base-test.txt", "/mnt/dev/java/platform/"))
		{
			resources.add(r);
		}
		for(Resource r : TestUtil.makeResources("/todo-test.txt", "/mnt/dev/java/jeenightmare/plugins/"))
		{
			resources.add(r);
		}
		
		return resources.toArray(new Resource[]{});
	}
	
	/**
	 * Override root path for classes
	 */
	@Override
	public String getRootPath() 
	{
		   return"file:./bin";
	}
	
	/**
	 * test bundle context, work only on JUnit 3
	 */
	public void testBundleContext()
	{
		assertNotNull( this.bundleContext );
	}
	
	/**
	 * Test todo service
	 */
	public void testTodoService()
	{
		assertNotNull( makeService() );
	}
	
	/**
	 * Test cache service
	 */
	public void testCacheService()
	{
		assertNotNull(makeCache());
	}
	
	/**
	 * Test list of Todo objects
	 */
	public void testListTodo()
	{
		final int cache_size = 1;
		
		cacheEmpty();
		
		List<Todo> list = makeService().getListTodo();
		
		assertNotNull(list);
		
		cacheNonEmpty();
		
		cacheSize( cache_size );
		
		list = makeService().getListTodo();
		
		cacheNonEmpty();
		
		cacheSize( cache_size );
		
	}
	
	/**
	 * Test save new Todo object
	 */
	public void testSaveTodo()
	{
		cacheNonEmpty();
		
		Todo todo = new Todo();
		todo.setSummary("#Homework n1");
		todo.setSummary("Create a test integration for service Todo");
		
		makeService().saveTodo(todo);
		
		// after any persist operation need cache be empty
		cacheEmpty();
	}
	
	/**
	 * Test get user by ID
	 */
	public void testGetTodoById()
	{
		final int cache_size = 1;
		
		final Long id = 1l;
		
		cacheEmpty();
		
		Todo todo = makeService().getTodoById(id);
		
		assertNotNull(todo);
		
		cacheNonEmpty();
		cacheSize(cache_size);
	}
	
	/**
	 * Test list todo after insert
	 */
	public void testListTodoAfterInsert()
	{
		final int cache_size = 2;
		
		cacheNonEmpty();
		
		List<Todo> list = makeService().getListTodo();
		
		assertEquals(1, list.size());
		
		cacheNonEmpty();
		cacheSize(cache_size);
	}
	
	/**
	 * Test update todo
	 */
	public void testUpdateTodo()
	{
		final int cache_size = 1;
		
		final Long id = 1l;
		
		cacheNonEmpty();
		
		Todo todo = makeService().getTodoById(id);
		String old_val = todo.getSummary();
		
		assertSame(old_val, todo.getSummary());
		
		todo.setSummary("#Update");
		
		assertNotSame(old_val, todo.getSummary());
		
		makeService().updateTodo(todo);
		
		cacheEmpty();
		
		todo = makeService().getTodoById(id);
		
		assertNotSame(old_val, todo.getSummary());
		
		cacheNonEmpty();
		
		cacheSize(cache_size);
	}
	
	/**
	 * Test remove todo
	 */
	public void testRemoveTodoById()
	{
		cacheNonEmpty();
		
		final Long id = 1l;
		
		makeService().removeTodoById(id);
		
		cacheEmpty();
	}
	
	/**
	 * Test list todo list after delete
	 */
	public void testListTodoAfterDelete()
	{
		cacheEmpty();
		
		List<Todo> list = makeService().getListTodo();
		
		assertEquals(0, list.size());
		
		cacheNonEmpty();
	}
	
	/*
	 *
	 * Private stuff
	 * 
	 */
	
	private TodoService makeService()
	{
		ServiceReference ref = this.bundleContext.getServiceReference("com.cp.adrabi.jln.todo.services.TodoService");
		return (TodoService) this.bundleContext.getService(ref);
	}
	
	private CacheManager makeCache()
	{
		ServiceReference ref = this.bundleContext.getServiceReference("net.sf.ehcache.CacheManager");
		return (CacheManager) this.bundleContext.getService(ref);
	}
	
	private void cacheEmpty()
	{
		CacheManager cache = makeCache();
		assertTrue( cache.getCache(TODO_CACHE).getSize() == 0 );
	}
	
	private void cacheNonEmpty()
	{
		CacheManager cache = makeCache();
		assertTrue( cache.getCache(TODO_CACHE).getSize() > 0 );
	}
	
	private void cacheSize(int size)
	{
		CacheManager cache = makeCache();
		assertTrue( cache.getCache(TODO_CACHE).getSize() == size );
	}
}