LMSITest.java example

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jss7-master
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 *
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 * published by the Free Software Foundation; either version 2.1 of
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 *
 * This software is distributed in the hope that it will be useful,
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 * 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
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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());

    }
}