Fuzzy/org.eclipse.emf.emfstore.fuzzy.emf.test/src/org/eclipse/emf/emfstore/fuzzy/emf/test/SerializationTest.java

/*******************************************************************************
 * Copyright (c) 2012 EclipseSource Muenchen GmbH.
 * 
 * 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.fuzzy.emf.test;

import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.emfstore.client.model.ProjectSpace;
import org.eclipse.emf.emfstore.client.model.WorkspaceManager;
import org.eclipse.emf.emfstore.client.model.util.EMFStoreCommand;
import org.eclipse.emf.emfstore.common.model.util.ModelUtil;
import org.eclipse.emf.emfstore.fuzzy.Annotations.DataProvider;
import org.eclipse.emf.emfstore.fuzzy.FuzzyRunner;
import org.eclipse.emf.emfstore.fuzzy.emf.EMFDataProvider;
import org.eclipse.emf.emfstore.modelmutator.api.ModelMutatorConfiguration;
import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * Class to test serialization functionality of the {@link WorkspaceManager}.
 * 
 * @author Julian Sommerfeldt
 * 
 */
@RunWith(FuzzyRunner.class)
@DataProvider(EMFDataProvider.class)
public class SerializationTest extends FuzzyProjectTest {

	/**
	 * Load and save a {@link ProjectSpace} via {@link WorkspaceManager} and compare them.
	 */
	@Test
	public void loadAndSaveToResource() {

		// mutate already saved (through importing) projectSpace and save it again
		ProjectSpace projectSpace = getProjectSpace();
		final ModelMutatorConfiguration mmc = getModelMutatorConfiguration(projectSpace.getProject());
		new EMFStoreCommand() {
			@Override
			protected void doRun() {
				getUtil().mutate(mmc);
			}
		}.run(false);

		projectSpace.save();

		// dispose and reinit WorkspaceManager
		WorkspaceManager.getInstance().dispose();
		WorkspaceManager.getInstance().reinit();

		// reload projectSpaces and check for valid state
		EList<ProjectSpace> projectSpaces = WorkspaceManager.getInstance().getCurrentWorkspace().getProjectSpaces();
		if (projectSpaces.size() != 1) {
			throw new IllegalStateException("There must be exactly one projectSpace in the workspace! Current value: "
				+ projectSpaces.size());
		}

		// compare
		ProjectSpace reloadedProjectSpace = projectSpaces.get(0);
		try {
			if (!ModelUtil.areEqual(reloadedProjectSpace.getProject(), projectSpace.getProject())) {
				fail(reloadedProjectSpace.getProject(), projectSpace.getProject());
			}
		} finally {
			// set projectSpace to the reloaded one to ensure correct cleanup
			setProjectSpace(reloadedProjectSpace);
		}
	}

	@Override
	public boolean projectSpaceCopyNeeded() {
		return false;
	}
}