package net.onrc.onos.core.intent;

import static org.junit.Assert.assertEquals;
import net.onrc.onos.core.topology.LinkEvent;
import net.onrc.onos.core.util.SwitchPort;
import net.onrc.onos.core.util.serializers.KryoFactory;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import com.esotericsoftware.kryo.Kryo;
import com.esotericsoftware.kryo.io.Input;
import com.esotericsoftware.kryo.io.Output;

/**
 * Unit tests for IntentOperationList.
 */
public class IntentOperationListTest {

    @Before
    public void setUp() throws Exception {
    }

    @After
    public void tearDown() throws Exception {
    }

    @Test
    public void test() {
        IntentOperationList opList = new IntentOperationList();

        ConstrainedShortestPathIntent cspIntent1 =
                new ConstrainedShortestPathIntent("1", 2L, 3L, 4L, 5L, 6L, 7L, 1000.0);

        Path path = new Path();
        path.add(new LinkEvent(new SwitchPort(1L, 2L), new SwitchPort(3L, 4L)));
        path.add(new LinkEvent(new SwitchPort(5L, 6L), new SwitchPort(7L, 8L)));
        path.add(new LinkEvent(new SwitchPort(9L, 0L), new SwitchPort(1L, 2L)));

        PathIntent pathIntent1 = new PathIntent("11", path, 123.45, cspIntent1);
        opList.add(IntentOperation.Operator.ADD, pathIntent1);
        opList.add(IntentOperation.Operator.REMOVE, new Intent("22"));

        KryoFactory factory = new KryoFactory();
        Kryo kryo = factory.newKryo();
        Output output = new Output(1024);
        kryo.writeObject(output, opList);
        output.close();

        byte[] bytes = output.toBytes();

        Input input = new Input(bytes);
        IntentOperationList rcvOpList = kryo.readObject(input, IntentOperationList.class);

        assertEquals(2, rcvOpList.size());

        IntentOperation op1 = rcvOpList.get(0);
        IntentOperation op2 = rcvOpList.get(1);

        assertEquals(IntentOperation.Operator.ADD, op1.operator);
        PathIntent intent1 = (PathIntent) op1.intent;
        assertEquals("11", intent1.getId());
        assertEquals(3, intent1.getPath().size());

        assertEquals(IntentOperation.Operator.REMOVE, op2.operator);
        Intent intent2 = op2.intent;
        assertEquals("22", intent2.getId());
    }
}