/* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */
package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;

import io.netty.buffer.ByteBuf;

import org.junit.Assert;
import org.junit.Test;
import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ErrorMessage;

/**
 * @author michal.polkorab
 * @author timotej.kubas
 */
public class ErrorMessageFactoryTest {

    /**
     * Test of {@link ErrorMessageFactory} for correct translation into POJO
     */
    @Test
    public void testWithoutData() {
        ByteBuf bb = BufferHelper.buildBuffer("00 01 00 02");
        ErrorMessage builtByFactory = BufferHelper.decodeV13(
                ErrorMessageFactory.getInstance(), bb);

        BufferHelper.checkHeaderV13(builtByFactory);
        Assert.assertEquals("Wrong type", 1, builtByFactory.getType().intValue());
        Assert.assertEquals("Wrong code", 2, builtByFactory.getCode().intValue());
        Assert.assertEquals("Wrong type string", "BADREQUEST", builtByFactory.getTypeString());
        Assert.assertEquals("Wrong code string", "BADMULTIPART", builtByFactory.getCodeString());
        Assert.assertNull("Data is not null", builtByFactory.getData());
    }
    
    /**
     * Test of {@link ErrorMessageFactory} for correct translation into POJO
     */
    @Test
    public void testWithData() {
        ByteBuf bb = BufferHelper.buildBuffer("00 00 00 01 00 01 02 03");
        ErrorMessage builtByFactory = BufferHelper.decodeV13(
                ErrorMessageFactory.getInstance(), bb);

        BufferHelper.checkHeaderV13(builtByFactory);
        Assert.assertEquals("Wrong type", 0, builtByFactory.getType().intValue());
        Assert.assertEquals("Wrong code", 1, builtByFactory.getCode().intValue());
        Assert.assertEquals("Wrong type string", "HELLOFAILED", builtByFactory.getTypeString());
        Assert.assertEquals("Wrong code string", "EPERM", builtByFactory.getCodeString());
        Assert.assertArrayEquals("Wrong data", new byte[]{0x00, 0x01, 0x02, 0x03}, builtByFactory.getData());
    }
    
    /**
     * Test of {@link ErrorMessageFactory} for correct translation into POJO
     */
    @Test
    public void testWithIncorrectTypeEnum() {
        ByteBuf bb = BufferHelper.buildBuffer("00 20 00 05 00 01 02 03");
        ErrorMessage builtByFactory = BufferHelper.decodeV13(
                ErrorMessageFactory.getInstance(), bb);

        BufferHelper.checkHeaderV13(builtByFactory);
        Assert.assertEquals("Wrong type", 32, builtByFactory.getType().intValue());
        Assert.assertEquals("Wrong code", 5, builtByFactory.getCode().intValue());
        Assert.assertEquals("Wrong type string", "UNKNOWN_TYPE", builtByFactory.getTypeString());
        Assert.assertEquals("Wrong code string", "UNKNOWN_CODE", builtByFactory.getCodeString());
        Assert.assertArrayEquals("Wrong data", new byte[]{0x00, 0x01, 0x02, 0x03}, builtByFactory.getData());
    }
    
    /**
     * Test of {@link ErrorMessageFactory} for correct translation into POJO
     */
    @Test
    public void testWithIncorrectCodeEnum() {
        ByteBuf bb = BufferHelper.buildBuffer("00 03 00 10 00 01 02 03");
        ErrorMessage builtByFactory = BufferHelper.decodeV13(
                ErrorMessageFactory.getInstance(), bb);

        BufferHelper.checkHeaderV13(builtByFactory);
        Assert.assertEquals("Wrong type", 3, builtByFactory.getType().intValue());
        Assert.assertEquals("Wrong code", 16, builtByFactory.getCode().intValue());
        Assert.assertEquals("Wrong type string", "BADINSTRUCTION", builtByFactory.getTypeString());
        Assert.assertEquals("Wrong code string", "UNKNOWN_CODE", builtByFactory.getCodeString());
        Assert.assertArrayEquals("Wrong data", new byte[]{0x00, 0x01, 0x02, 0x03}, builtByFactory.getData());
    }
}