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 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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package org.apache.cayenne.remote;

import org.apache.cayenne.DataChannel;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.graph.CompoundDiff;
import org.apache.cayenne.graph.GraphDiff;
import org.apache.cayenne.graph.NodeCreateOperation;
import org.apache.cayenne.map.EntityResolver;
import org.apache.cayenne.remote.hessian.service.HessianUtil;
import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.mock;

public class SyncMessageTest {

    @Test
    public void testConstructor() {
        ObjectContext source = mock(ObjectContext.class);
        GraphDiff diff = new CompoundDiff();
        SyncMessage message = new SyncMessage(source, DataChannel.FLUSH_NOCASCADE_SYNC, diff);

        assertSame(source, message.getSource());
        assertEquals(DataChannel.FLUSH_NOCASCADE_SYNC, message.getType());
        assertSame(diff, message.getSenderChanges());
    }

    @Test
    public void testHessianSerialization() throws Exception {
        // id must be a serializable object; source doesn't have to be
        ObjectContext source = mock(ObjectContext.class);
        GraphDiff diff = new NodeCreateOperation("id-string");
        SyncMessage message = new SyncMessage(source, DataChannel.FLUSH_NOCASCADE_SYNC, diff);

        Object d = HessianUtil.cloneViaClientServerSerialization(message, new EntityResolver());
        assertNotNull(d);
        assertTrue(d instanceof SyncMessage);

        SyncMessage ds = (SyncMessage) d;
        assertNull(ds.getSource());
        assertEquals(message.getType(), ds.getType());
        assertNotNull(ds.getSenderChanges());
    }

    @Test
    public void testConstructorInvalid() {
        ObjectContext source = mock(ObjectContext.class);
        new SyncMessage(source, DataChannel.FLUSH_NOCASCADE_SYNC, new CompoundDiff());
        new SyncMessage(source, DataChannel.FLUSH_CASCADE_SYNC, new CompoundDiff());
        new SyncMessage(null, DataChannel.ROLLBACK_CASCADE_SYNC, new CompoundDiff());

        int bogusType = 45678;
        try {
            new SyncMessage(source, bogusType, new CompoundDiff());
            fail("invalid type was allowed to go unnoticed...");
        }
        catch (IllegalArgumentException e) {

        }
    }
}