/*
 * A CCNx library test.
 *
 * Copyright (C) 2011 Palo Alto Research Center, Inc.
 *
 * This work is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License version 2 as published by the
 * Free Software Foundation. 
 * This work is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details. You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

package org.ccnx.ccn.test.repo;

import java.io.File;

import junit.framework.Assert;

import org.ccnx.ccn.impl.repo.RepositoryDaemon;
import org.ccnx.ccn.impl.repo.LogStructRepoStore.LogStructRepoStoreProfile;
import org.ccnx.ccn.impl.support.Log;
import org.junit.Test;

public class RepoInitialPolicyTest extends RepoTestBase {

	@Test
	public void testPolicyInitialization() throws Exception {
		Log.info(Log.FAC_TEST, "Starting testPolicyInitialization");

		RepoDaemonTest rdt = new RepoDaemonTest(new String[]{"-root", _fileTestDir2, 
						"-policy", _topdir + "/org/ccnx/ccn/test/repo/policyTest.xml",
						"-global", "/parc.com/csl/ccn/repositories/TestRepository"}, this);
		startAndStopRepo(rdt);
		File testFile = new File(_fileTestDir2 + "/" + LogStructRepoStoreProfile.CONTENT_FILE_PREFIX + "1");
		long testLength = testFile.length();
		startAndStopRepo(rdt);
		Assert.assertEquals(testLength, testFile.length());
		RepoDaemonTest rdtNoChange = new RepoDaemonTest(new String[]{"-root", _fileTestDir2,
				"-global", "/parc.com/csl/ccn/repositories/TestRepository"}, this);
		Thread th = new Thread(rdtNoChange);
		th.start();
		synchronized (this) {
			this.wait();
		}
		checkNameSpace("/repoTest/data3", false);
		checkNameSpace("/testNameSpace/data1", true);
		rdtNoChange.shutdown();
		th.join();
		rdt = new RepoDaemonTest(new String[]{"-root", _fileTestDir2, 
				"-prefix", "/policyTest/foo",
				"-global", "/parc.com/csl/ccn/repositories/TestRepository"}, this);
		startAndStopRepo(rdt);
		testLength = testFile.length();
		startAndStopRepo(rdt);
		Assert.assertEquals(testLength, testFile.length());
		th = new Thread(rdtNoChange);
		th.start();
		synchronized (this) {
			this.wait();
		}
		checkNameSpace("/testNameSpace/data1", false);
		checkNameSpace("/policyTest/foo/bar", true);
		rdtNoChange.shutdown();
		th.join();
		
		Log.info(Log.FAC_TEST, "Completed testPolicyInitialization");
	}
	
	public class RepoDaemonTest extends RepositoryDaemon implements Runnable {
		protected String[] _args = null;
		protected WorkerThread _wt = null;
		protected Object _waiter;
		public RepoDaemonTest(String[] args, Object waiter) {
			_args = args;
			_waiter = waiter;
		}
		public void run() {
			initialize(_args, this);
			_wt = createWorkerThread();
			_wt.start();
			_wt.waitForStart();
			synchronized (_waiter) {
				_waiter.notifyAll();
			}
			try {
				_wt.join();
			} catch (InterruptedException e) {}
		}
		public void shutdown() {
			_wt.shutDown();
		}
	}
	
	private void startAndStopRepo(RepoDaemonTest rdt) throws InterruptedException {
		Thread th = new Thread(rdt);
		th.start();
		synchronized (this) {
			this.wait();
		}
		rdt.shutdown();
		th.join();
	}
}