/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011, Red Hat, Inc. and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.mobicents.protocols.ss7.map.primitives;

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

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Arrays;

import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.testng.annotations.Test;

/**
 * 
 * @author sergey vetyutnev
 *
 */
public class LMSITest  {
	
	private byte[] getEncodedData() {
		return new byte[] { 4, 4, 0, 3, 98, 49 };
	}

	@Test(groups = { "functional.decode","primitives"})
	public void testDecode() throws Exception {
		
		byte[] rawData = getEncodedData();
		
		AsnInputStream asn = new AsnInputStream(rawData);

		int tag = asn.readTag();
		LMSIImpl lmsi = new LMSIImpl();
		lmsi.decodeAll(asn);

		assertEquals( tag,Tag.STRING_OCTET);
		assertEquals( asn.getTagClass(),Tag.CLASS_UNIVERSAL);
		
		assertTrue(Arrays.equals(new byte[] { 0, 3, 98, 49 }, lmsi.getData()));
	}
	
	@Test(groups = { "functional.encode","primitives"})
	public void testEncode() throws Exception {
		
		LMSIImpl lmsi = new LMSIImpl(new byte[] { 0, 3, 98, 49 });
		AsnOutputStream asnOS = new AsnOutputStream();
		
		lmsi.encodeAll(asnOS, Tag.CLASS_UNIVERSAL, Tag.STRING_OCTET);
		
		byte[] encodedData = asnOS.toByteArray();
		
		byte[] rawData = getEncodedData();		
		
		assertTrue( Arrays.equals(rawData,encodedData));
		
	}
	
	@Test(groups = { "functional.serialize", "primitives" })
	public void testSerialization() throws Exception {
		LMSIImpl original = new LMSIImpl(new byte[] { 0, 3, 98, 49 });
		// serialize
		ByteArrayOutputStream out = new ByteArrayOutputStream();
		ObjectOutputStream oos = new ObjectOutputStream(out);
		oos.writeObject(original);
		oos.close();

		// deserialize
		byte[] pickled = out.toByteArray();
		InputStream in = new ByteArrayInputStream(pickled);
		ObjectInputStream ois = new ObjectInputStream(in);
		Object o = ois.readObject();
		LMSIImpl copy = (LMSIImpl) o;
		
		//test result
		assertEquals(copy.getData(), original.getData());
		
	}
}