/*
 * Copyright (c) 2015 Cisco Systems, Inc. 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.protocol.bmp.parser.message;

import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.opendaylight.protocol.bmp.parser.message.TestUtil.createInitMsg;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import org.junit.Test;
import org.opendaylight.protocol.bmp.spi.parser.BmpDeserializationException;
import org.opendaylight.protocol.util.ByteArray;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev200120.InitiationMessage;

public class InitiationHandlerTest extends AbstractBmpMessageTest {

    private static final String STR_INFO = "The information field type 0";
    private static final String SYS_DESCR = "SysDescr type 1";
    private static final String SYS_NAME = "SysName type 2";

    private static final byte[] INIT_MSG = {
        /*
         * 03 <- bmp version
         * 00 00 00 4B <- total length of initiation message + common header lenght
         * 04 <- bmp message type
         * 00 02 <- initiation message type SYS_NAME
         * 00 0E <- the length of SYS_NAME
         * 53 79 73 4E 61 6D 65 20 74 79 70 65 20 32 <- value of SYS_NAME
         * 00 01 <- initiation message type SYS_DESCR
         * 00 0F <- the lenght of SYS_DESCR
         * 53 79 73 44 65 73 63 72 20 74 79 70 65 20 31 <- value of SYS_DESCR
         * 00 00 <- initiation message type STRING
         * 00 1C <- the length of STRING
         * 54 68 65 20 69 6E 66 6F 72 6D 61 74 69 6F 6E 20 66 69 65 6C 64 20 74 79 70 65 20 30 <- value of STRING
         */
        (byte) 0x03, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x4B, (byte) 0x04, (byte) 0x00, (byte) 0x02,
        (byte) 0x00, (byte) 0x0E,
        (byte) 0x53, (byte) 0x79, (byte) 0x73, (byte) 0x4E, (byte) 0x61, (byte) 0x6D, (byte) 0x65, (byte) 0x20,
        (byte) 0x74, (byte) 0x79,
        (byte) 0x70, (byte) 0x65, (byte) 0x20, (byte) 0x32, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x0F,
        (byte) 0x53, (byte) 0x79,
        (byte) 0x73, (byte) 0x44, (byte) 0x65, (byte) 0x73, (byte) 0x63, (byte) 0x72, (byte) 0x20, (byte) 0x74,
        (byte) 0x79, (byte) 0x70,
        (byte) 0x65, (byte) 0x20, (byte) 0x31, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x1C, (byte) 0x54,
        (byte) 0x68, (byte) 0x65,
        (byte) 0x20, (byte) 0x69, (byte) 0x6E, (byte) 0x66, (byte) 0x6F, (byte) 0x72, (byte) 0x6D, (byte) 0x61,
        (byte) 0x74, (byte) 0x69,
        (byte) 0x6F, (byte) 0x6E, (byte) 0x20, (byte) 0x66, (byte) 0x69, (byte) 0x65, (byte) 0x6C, (byte) 0x64,
        (byte) 0x20, (byte) 0x74,
        (byte) 0x79, (byte) 0x70, (byte) 0x65, (byte) 0x20, (byte) 0x30
    };

    @Test
    public void testSerializeInitiationMessage() throws BmpDeserializationException {
        final ByteBuf buffer = Unpooled.buffer();
        getBmpMessageRegistry().serializeMessage(createInitMsg(SYS_DESCR, SYS_NAME, STR_INFO), buffer);
        assertArrayEquals(INIT_MSG, ByteArray.readAllBytes(buffer));
    }

    @Test
    public void testParseInitiationMessage() throws BmpDeserializationException {
        final InitiationMessage parsedInitMsg = (InitiationMessage) getBmpMessageRegistry()
                .parseMessage(Unpooled.copiedBuffer(INIT_MSG));
        assertEquals(createInitMsg(SYS_DESCR, SYS_NAME, STR_INFO), parsedInitMsg);
    }
}