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 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
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package org.apache.cayenne.access;

import org.apache.cayenne.DataRow;
import org.apache.cayenne.QueryResponse;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.query.QueryChain;
import org.apache.cayenne.query.SelectQuery;
import org.apache.cayenne.testdo.testmap.Artist;
import org.apache.cayenne.unit.di.server.CayenneProjects;
import org.apache.cayenne.unit.di.server.ServerCase;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
import org.junit.Test;

import java.util.List;

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

@UseServerRuntime(CayenneProjects.TESTMAP_PROJECT)
public class DataContextQueryChainIT extends ServerCase {

    @Inject
    private DataContext context;

    @Test
    public void testSelectQuery() {
        Artist a1 = context.newObject(Artist.class);
        a1.setArtistName("X");
        context.commitChanges();

        QueryChain chain = new QueryChain();
        chain.addQuery(new SelectQuery(Artist.class));
        chain.addQuery(new SelectQuery(Artist.class));

        QueryResponse r = context.performGenericQuery(chain);

        // data comes back as datarows
        assertEquals(2, r.size());
        r.reset();
        r.next();
        List<?> l1 = r.currentList();
        r.next();
        List<?> l2 = r.currentList();

        assertTrue(l1.get(0) instanceof DataRow);
        assertTrue(l2.get(0) instanceof DataRow);
    }
}