/*
 * Copyright (c) 2016 Pantheon Technologies s.r.o. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.openflowplugin.impl.protocol.deserialization.match;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertArrayEquals;

import org.junit.Test;
import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IetfInetUtil;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6Match;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.UnpooledByteBufAllocator;

public class Ipv6NdTargetEntryDeserializerTest extends AbstractMatchEntryDeserializerTest {

    @Test
    public void deserializeEntry() throws Exception {
        final ByteBuf in = UnpooledByteBufAllocator.DEFAULT.buffer();
        final Ipv6Address address = new Ipv6Address("2001:db8::");

        writeHeader(in, false);
        in.writeBytes(IetfInetUtil.INSTANCE.ipv6AddressBytes(address));

        Ipv6Match match = Ipv6Match.class.cast(deserialize(in).getLayer3Match());
        assertArrayEquals(
                IetfInetUtil.INSTANCE.ipv6AddressBytes(address),
                IetfInetUtil.INSTANCE.ipv6AddressBytes(match.getIpv6NdTarget()));
        assertEquals(0, in.readableBytes());
    }

    @Override
    protected int getOxmClassCode() {
        return OxmMatchConstants.OPENFLOW_BASIC_CLASS;
    }

    @Override
    protected int getOxmFieldCode() {
        return OxmMatchConstants.IPV6_ND_TARGET;
    }

    @Override
    protected int getValueLength() {
        return EncodeConstants.SIZE_OF_IPV6_ADDRESS_IN_BYTES;
    }

}