tests/org.eclipse.emf.emfstore.client.test/src/org/eclipse/emf/emfstore/client/test/persistence/PersistenceTest.java

/*******************************************************************************
 * Copyright (c) 2008-2011 Chair for Applied Software Engineering,
 * Technische Universitaet Muenchen.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 ******************************************************************************/
package org.eclipse.emf.emfstore.client.test.persistence;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.io.IOException;

import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.xmi.XMLHelper;
import org.eclipse.emf.emfstore.client.test.common.cases.ESTest;
import org.eclipse.emf.emfstore.internal.client.model.Configuration;
import org.eclipse.emf.emfstore.internal.client.model.ESWorkspaceProviderImpl;
import org.eclipse.emf.emfstore.internal.client.model.Workspace;
import org.eclipse.emf.emfstore.internal.client.model.util.EMFStoreCommand;
import org.eclipse.emf.emfstore.internal.common.EMFStoreResource;
import org.eclipse.emf.emfstore.internal.common.EMFStoreResourceHelper;
import org.eclipse.emf.emfstore.internal.common.model.Project;
import org.eclipse.emf.emfstore.internal.common.model.util.ModelUtil;
import org.eclipse.emf.emfstore.internal.common.model.util.SerializationException;
import org.eclipse.emf.emfstore.test.model.TestmodelFactory;
import org.junit.Test;

public class PersistenceTest extends ESTest {

	@Test
	public void testReinitWorkspace() throws SerializationException {
		Configuration.getClientBehavior().setAutoSave(false);
		final Project originalProject = ModelUtil.clone(ESWorkspaceProviderImpl.getInstance().getWorkspace()
			.toInternalAPI()
			.getProjectSpaces().get(0).getProject());

		new EMFStoreCommand() {
			@Override
			protected void doRun() {
				getProject().addModelElement(TestmodelFactory.eINSTANCE.createTestElement());
			}
		}.run(false, getProjectSpace().getContentEditingDomain());

		assertEquals(
			ESWorkspaceProviderImpl.getInstance().getWorkspace().getLocalProjects().get(0).getModelElements().size(), 1);
		ESWorkspaceProviderImpl.getInstance().dispose();
		ESWorkspaceProviderImpl.getInstance().load();
		final Workspace internalWorkspace = ESWorkspaceProviderImpl.getInstance().getWorkspace().toInternalAPI();
		final Project project = internalWorkspace.getProjectSpaces().get(0).getProject();
		assertTrue(ModelUtil.areEqual(project, originalProject));
		// set new projectspace since old one got disposed but WorkspaceTest still holds a reference and tries to save
		// it in teardown
		// setProjectSpace(internalWorkspace.getProjectSpaces().get(0));
	}

	/**
	 * Checks whether the XMLHelper used by the {@link EMFStoreResource} is an {@link EMFStoreResourceHelper}.
	 * 
	 * @throws IOException
	 */
	@Test
	public void testIsEMFStoreResourceHelperInUse() throws IOException {
		final XMLHelper[] helper = new XMLHelper[1];
		final EMFStoreResource resource = new EMFStoreResource(URI.createURI("foo")) {
			/**
			 * {@inheritDoc}
			 * 
			 * @see org.eclipse.emf.emfstore.internal.common.EMFStoreResource#createXMLHelper()
			 */
			@Override
			protected XMLHelper createXMLHelper() {
				final XMLHelper xmlHelper = super.createXMLHelper();
				helper[0] = xmlHelper;
				return xmlHelper;
			}
		};
		resource.save(null);
		assertTrue(EMFStoreResourceHelper.class.isInstance(helper[0]));
	}
}