PersistableArrayTest.java

/**
 * Copyright (c) 2006-2011 Floggy Open Source Group. All rights reserved.
 *
 * 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 net.sourceforge.floggy.persistence.rms.beans;

import java.util.Hashtable;

import net.sourceforge.floggy.persistence.Persistable;
import net.sourceforge.floggy.persistence.beans.FloggyPersistable;
import net.sourceforge.floggy.persistence.beans.FloggyPersistableArray;
import net.sourceforge.floggy.persistence.beans.Person;
import net.sourceforge.floggy.persistence.migration.Enumeration;
import net.sourceforge.floggy.persistence.migration.FieldPersistableInfo;
import net.sourceforge.floggy.persistence.migration.MigrationManager;
import net.sourceforge.floggy.persistence.rms.AbstractTest;

/**
 * DOCUMENT ME!
 *
 * @author <a href="mailto:thiago.moreira@floggy.org">Thiago Moreira</a>
 * @version $Revision$
  */
public class PersistableArrayTest extends AbstractTest {
	/**
	 * DOCUMENT ME!
	*
	* @return DOCUMENT ME!
	*/
	public Object getNewValueForSetMethod() {
		return new FloggyPersistable[0];
	}

	/**
	 * DOCUMENT ME!
	*
	* @return DOCUMENT ME!
	*/
	public Object getValueForSetMethod() {
		FloggyPersistable[] persistables = new FloggyPersistable[2];
		FloggyPersistable persistable = new FloggyPersistable();

		persistable.setX(new Person());
		persistables[0] = persistable;
		persistables[1] = new FloggyPersistable();

		return persistables;
	}

	/**
	 * DOCUMENT ME!
	*
	* @return DOCUMENT ME!
	*/
	public Persistable newInstance() {
		return new FloggyPersistableArray();
	}

	/**
	 * DOCUMENT ME!
	*
	* @throws Exception DOCUMENT ME!
	*/
	public void testFR2422928Read() throws Exception {
		Persistable container = newInstance();
		FloggyPersistable[] persistables =
			(FloggyPersistable[]) getValueForSetMethod();
		int[] fieldId = new int[persistables.length];

		for (int i = 0; i < persistables.length; i++) {
			fieldId[i] = manager.save(persistables[i]);
		}

		setX(container, persistables);
		manager.save(container);

		MigrationManager um = MigrationManager.getInstance();
		Enumeration enumeration = um.start(container.getClass(), null);

		try {
			while (enumeration.hasMoreElements()) {
				Hashtable data = (Hashtable) enumeration.nextElement();
				assertFalse("Should not be empty!", data.isEmpty());

				FieldPersistableInfo[] pi = (FieldPersistableInfo[]) data.get("x");

				for (int i = 0; i < pi.length; i++) {
					assertEquals(pi[i].getId(), fieldId[i]);
				}
			}
		} finally {
			manager.delete(container);
			um.finish(container.getClass());
		}
	}

	/**
	 * DOCUMENT ME!
	*
	* @throws Exception DOCUMENT ME!
	*/
	public void testFR2422928Update() throws Exception {
		Persistable oldObject = newInstance();
		setX(oldObject, getValueForSetMethod());
		manager.save(oldObject);

		MigrationManager um = MigrationManager.getInstance();
		Enumeration enumeration = um.start(oldObject.getClass(), null);

		try {
			while (enumeration.hasMoreElements()) {
				Persistable newObject = newInstance();
				Hashtable data = (Hashtable) enumeration.nextElement();
				assertFalse("Should not be empty!", data.isEmpty());

				int oldId = manager.getId(oldObject);
				int newId = enumeration.update(newObject);
				assertEquals(oldId, newId);
			}
		} finally {
			manager.delete(oldObject);
			um.finish(oldObject.getClass());
		}
	}

	/**
	 * DOCUMENT ME!
	*
	* @return DOCUMENT ME!
	*/
	protected Class getParameterType() {
		return FloggyPersistable[].class;
	}
}