/*
 * 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.service.lsm;

import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNotNull;
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.mobicents.protocols.ss7.map.MAPParameterFactoryImpl;
import org.mobicents.protocols.ss7.map.api.MAPParameterFactory;
import org.mobicents.protocols.ss7.map.api.primitives.USSDString;
import org.mobicents.protocols.ss7.map.datacoding.CBSDataCodingSchemeImpl;
import org.testng.annotations.AfterClass;
import org.testng.annotations.AfterTest;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.BeforeTest;
import org.testng.annotations.Test;

/**
 * @author amit bhayani
 *
 */
public class LCSCodewordTest {
    MAPParameterFactory MAPParameterFactory = new MAPParameterFactoryImpl();

    @BeforeClass
    public static void setUpClass() throws Exception {
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
    }

    @BeforeTest
    public void setUp() {
    }

    @AfterTest
    public void tearDown() {
    }

    @Test(groups = { "functional.decode", "service.lsm" })
    public void testDecode() throws Exception {
        byte[] data = new byte[] { 0x30, 0x13, (byte) 0x80, 0x01, 0x0f, (byte) 0x81, 0x0e, 0x6e, 0x72, (byte) 0xfb, 0x1c,
                (byte) 0x86, (byte) 0xc3, 0x65, 0x6e, 0x72, (byte) 0xfb, 0x1c, (byte) 0x86, (byte) 0xc3, 0x65 };

        AsnInputStream asn = new AsnInputStream(data);
        int tag = asn.readTag();

        LCSCodewordImpl lcsCodeword = new LCSCodewordImpl();
        lcsCodeword.decodeAll(asn);

        assertEquals(lcsCodeword.getDataCodingScheme().getCode(), 0x0f);
        assertNotNull(lcsCodeword.getLCSCodewordString());
        assertTrue(lcsCodeword.getLCSCodewordString().getString(null).equals("ndmgapp2ndmgapp2"));

    }

    @Test(groups = { "functional.encode", "service.lsm" })
    public void testEncode() throws Exception {
        byte[] data = new byte[] { 0x30, 0x13, (byte) 0x80, 0x01, 0x0f, (byte) 0x81, 0x0e, 0x6e, 0x72, (byte) 0xfb, 0x1c,
                (byte) 0x86, (byte) 0xc3, 0x65, 0x6e, 0x72, (byte) 0xfb, 0x1c, (byte) 0x86, (byte) 0xc3, 0x65 };

        USSDString nameString = MAPParameterFactory.createUSSDString("ndmgapp2ndmgapp2");
        LCSCodewordImpl lcsCodeword = new LCSCodewordImpl(new CBSDataCodingSchemeImpl(0x0f), nameString);
        AsnOutputStream asnOS = new AsnOutputStream();
        lcsCodeword.encodeAll(asnOS, Tag.CLASS_UNIVERSAL, Tag.SEQUENCE);

        byte[] encodedData = asnOS.toByteArray();

        assertTrue(Arrays.equals(data, encodedData));
    }

    @Test(groups = { "functional.serialize", "service.lsm" })
    public void testSerialization() throws Exception {
        USSDString nameString = MAPParameterFactory.createUSSDString("ndmgapp2ndmgapp2");
        LCSCodewordImpl original = new LCSCodewordImpl(new CBSDataCodingSchemeImpl(0x0f), nameString);

        // 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();
        LCSCodewordImpl copy = (LCSCodewordImpl) o;

        // test result
        assertEquals(copy.getDataCodingScheme().getCode(), original.getDataCodingScheme().getCode());
        assertEquals(copy.getLCSCodewordString(), original.getLCSCodewordString());
    }
}