PersistenceTests.java

package eu.play_project.dcep.distributedetalis.test;

import java.io.File;
import java.io.IOException;
import java.util.UUID;

import junit.framework.Assert;

import org.junit.Test;

import eu.play_project.dcep.distributedetalis.persistence.Persistence;
import eu.play_project.dcep.distributedetalis.persistence.PersistenceException;
import eu.play_project.dcep.distributedetalis.persistence.Sqlite;
import eu.play_project.play_commons.constants.Stream;
import fr.inria.eventcloud.utils.UniqueId;

public class PersistenceTests {

	/**
	 * Test the persistence mechanism on a temporary file in order not to
	 * interefere with any productive DCEP instance running on the test machine.
	 */
	@Test
	public void testSqlite() throws PersistenceException, IOException {
		File dbFile = new File(File.createTempFile("play-dcep", "test") + File.pathSeparator + "dcep.db");
		dbFile.deleteOnExit();
		Persistence db = new Sqlite(dbFile);
		db.deleteAllSubscriptions();
		Assert.assertTrue(db.getSubscriptions().size() == 0);
		db.storeSubscription(Stream.TwitterFeed.getTopicUri(), UniqueId.encode(UUID.randomUUID()));
		Assert.assertTrue(db.getSubscriptions().size() == 1);
		db.deleteAllSubscriptions();
		Assert.assertTrue(db.getSubscriptions().size() == 0);
		dbFile.delete();
	}
}