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  package org.apache.cayenne.access;
  
  import java.util.List;
  
  import org.apache.cayenne.di.Inject;
  import org.apache.cayenne.exp.ExpressionFactory;
  import org.apache.cayenne.query.ObjectSelect;
  import org.apache.cayenne.test.jdbc.DBHelper;
  import org.apache.cayenne.test.jdbc.TableHelper;
  import org.apache.cayenne.testdo.testmap.Artist;
  import org.apache.cayenne.testdo.testmap.Painting;
  import org.apache.cayenne.unit.di.runtime.CayenneProjects;
  import org.apache.cayenne.unit.di.runtime.RuntimeCase;
  import org.apache.cayenne.unit.di.runtime.UseCayenneRuntime;
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  
  @UseCayenneRuntime(CayenneProjects.TESTMAP_PROJECT)
  public class DataContextPrefetchQualifierOverlapIT extends RuntimeCase {
  
      @Inject
      private DataContext context;
  
      @Inject
      private DBHelper dbHelper;
  
      private void createTwoArtistsThreePaintingsDataSet() throws Exception {
          TableHelper tArtist = new TableHelper(dbHelper, "ARTIST");
          tArtist.setColumns("ARTIST_ID", "ARTIST_NAME");
  
          TableHelper tPainting = new TableHelper(dbHelper, "PAINTING");
          tPainting.setColumns("PAINTING_ID", "PAINTING_TITLE", "ARTIST_ID");
  
          tArtist.insert(1, "A1");
          tArtist.insert(2, "A2");
  
          tPainting.insert(1, "ABC", 1);
          tPainting.insert(2, "ABD", 1);
          tPainting.insert(3, "ACC", 1);
      }
  
      @Test
      public void testToManyDisjointOverlappingQualifierWithInnerJoin() throws Exception {
          createTwoArtistsThreePaintingsDataSet();
  
          ObjectSelect<Artist> query = ObjectSelect.query(Artist.class)
                  .and(Artist.PAINTING_ARRAY.dot(Painting.PAINTING_TITLE).like("AB%"))
                  .prefetch(Artist.PAINTING_ARRAY.disjoint());
  
          List<Artist> result = query.select(context);
          assertEquals(1, result.size());
  
          Artist a = result.get(0);
          assertEquals(3, a.getPaintingArray().size());
      }
  
      @Test
      public void testToManyJointOverlappingQualifierWithInnerJoin() throws Exception {
          createTwoArtistsThreePaintingsDataSet();
  
          ObjectSelect<Artist> query = ObjectSelect.query(Artist.class)
                  .and(Artist.PAINTING_ARRAY.dot(Painting.PAINTING_TITLE).like("AB%"))
                  .prefetch(Artist.PAINTING_ARRAY.joint());
  
          List<Artist> result = query.select(context);
          assertEquals(1, result.size());
  
          Artist a = result.get(0);
          assertEquals(3, a.getPaintingArray().size());
      }
  
      @Test
      public void testToManyJointOverlappingQualifierWithOuterJoin() throws Exception {
          createTwoArtistsThreePaintingsDataSet();
  
          ObjectSelect<Artist> query = ObjectSelect.query(Artist.class)
                  .and(ExpressionFactory.likeExp("paintingArray+.paintingTitle", "AB%"))
                  .prefetch(Artist.PAINTING_ARRAY.joint())
                  .or(Artist.ARTIST_NAME.like("A%"))
                  .orderBy(Artist.ARTIST_NAME.asc());
  
          List<Artist> result = query.select(context);
          assertEquals(2, result.size());
  
          Artist a = result.get(0);
          assertEquals(3, a.getPaintingArray().size());
  
          Artist a1 = result.get(1);
          assertEquals(0, a1.getPaintingArray().size());
      }
  }
  