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package org.apache.cayenne;
import java.util.Date;
import java.util.List;
import org.apache.cayenne.configuration.server.ServerRuntime;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.exp.Expression;
import org.apache.cayenne.exp.ExpressionFactory;
import org.apache.cayenne.query.SelectQuery;
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.ArtistExhibit;
import org.apache.cayenne.testdo.testmap.Exhibit;
import org.apache.cayenne.testdo.testmap.Gallery;
import org.apache.cayenne.testdo.testmap.Painting;
import org.apache.cayenne.unit.di.server.ServerCase;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
@UseServerRuntime(ServerCase.TESTMAP_PROJECT)
public class CDOOne2ManyTest extends ServerCase {
@Inject
private ServerRuntime runtime;
@Inject
private ObjectContext context;
@Inject
private DBHelper dbHelper;
protected TableHelper tArtist;
protected TableHelper tPainting;
@Override
protected void setUpAfterInjection() throws Exception {
dbHelper.deleteAll("PAINTING_INFO");
dbHelper.deleteAll("PAINTING");
dbHelper.deleteAll("PAINTING1");
dbHelper.deleteAll("ARTIST_EXHIBIT");
dbHelper.deleteAll("ARTIST_GROUP");
dbHelper.deleteAll("ARTIST");
dbHelper.deleteAll("GALLERY");
dbHelper.deleteAll("EXHIBIT");
tArtist = new TableHelper(dbHelper, "ARTIST");
tArtist.setColumns("ARTIST_ID", "ARTIST_NAME");
tPainting = new TableHelper(dbHelper, "PAINTING");
tPainting.setColumns("PAINTING_ID", "PAINTING_TITLE", "ARTIST_ID", "GALLERY_ID");
}
public void testSelectWithToManyDBQualifier() throws Exception {
// intentionally add more than 1 painting to artist
// since this reduces a chance that painting and artist primary keys
// would accidentally match, resulting in success when it should fail
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("Xyz");
Painting p1 = context.newObject(Painting.class);
p1.setPaintingTitle("1");
a1.addToPaintingArray(p1);
Painting p2 = context.newObject(Painting.class);
p2.setPaintingTitle("2");
a1.addToPaintingArray(p2);
Painting p3 = context.newObject(Painting.class);
p3.setPaintingTitle("3");
a1.addToPaintingArray(p3);
context.commitChanges();
// do select
Expression e = ExpressionFactory.matchDbExp("paintingArray", p2);
SelectQuery q = new SelectQuery(Artist.class, e);
// *** TESTING THIS ***
List<Artist> artists = context.performQuery(q);
assertEquals(1, artists.size());
assertSame(a1, artists.get(0));
}
public void testSelectWithToManyQualifier() throws Exception {
// intentionally add more than 1 painting to artist
// since this reduces a chance that painting and artist primary keys
// would accidentally match, resulting in success when it should fail
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("Xyz");
Painting p1 = context.newObject(Painting.class);
p1.setPaintingTitle("1");
a1.addToPaintingArray(p1);
Painting p2 = context.newObject(Painting.class);
p2.setPaintingTitle("2");
a1.addToPaintingArray(p2);
Painting p3 = context.newObject(Painting.class);
p3.setPaintingTitle("3");
a1.addToPaintingArray(p3);
context.commitChanges();
// do select
Expression e = ExpressionFactory.matchExp("paintingArray", p2);
SelectQuery q = new SelectQuery(Artist.class, e);
// *** TESTING THIS ***
List<Artist> artists = context.performQuery(q);
assertEquals(1, artists.size());
assertSame(a1, artists.get(0));
}
public void testNewAdd() throws Exception {
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("XyzQ");
Painting p1 = context.newObject(Painting.class);
p1.setPaintingTitle("1");
// *** TESTING THIS ***
a1.addToPaintingArray(p1);
// test before save
assertSame(p1, a1.getPaintingArray().get(0));
assertSame(a1, p1.getToArtist());
context.commitChanges();
// test database data
Object[] aRow = tArtist.select();
// have to trim CHAR column to ensure consistent comparison results across DB's
// should really be using VARCHAR in this test
assertEquals("XyzQ", String.valueOf(aRow[1]).trim());
Object[] pRow = tPainting.select();
assertEquals("1", pRow[1]);
assertEquals(aRow[0], pRow[2]);
}
public void testNewAddMultiples() throws Exception {
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("XyzV");
Painting p1 = context.newObject(Painting.class);
p1.setPaintingTitle("1");
a1.addToPaintingArray(p1);
Painting p2 = context.newObject(Painting.class);
p2.setPaintingTitle("2");
a1.addToPaintingArray(p2);
// test before save
assertEquals(2, a1.getPaintingArray().size());
assertSame(a1, p1.getToArtist());
assertSame(a1, p2.getToArtist());
context.commitChanges();
ObjectContext context2 = runtime.newContext();
// test database data
Artist a2 = (Artist) Cayenne.objectForQuery(context2, new SelectQuery(
Artist.class));
assertEquals(2, a2.getPaintingArray().size());
}
public void testRemove1() throws Exception {
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("XyzE");
Painting p1 = context.newObject(Painting.class);
p1.setPaintingTitle("1");
a1.addToPaintingArray(p1);
context.commitChanges();
ObjectContext context2 = runtime.newContext();
// test database data
Artist a2 = (Artist) Cayenne.objectForQuery(context2, new SelectQuery(
Artist.class));
Painting p2 = a2.getPaintingArray().get(0);
// *** TESTING THIS ***
a2.removeFromPaintingArray(p2);
// test before save
assertEquals(0, a2.getPaintingArray().size());
assertNull(p2.getToGallery());
// do save II
context2.commitChanges();
ObjectContext context3 = runtime.newContext();
Painting p3 = (Painting) Cayenne.objectForQuery(context3, new SelectQuery(
Painting.class));
assertNull(p3.getToArtist());
Artist a3 = (Artist) Cayenne.objectForQuery(context3, new SelectQuery(
Artist.class));
assertEquals(0, a3.getPaintingArray().size());
}
public void testRemove2() throws Exception {
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("XyzQ");
Painting p01 = context.newObject(Painting.class);
p01.setPaintingTitle("1");
a1.addToPaintingArray(p01);
Painting p02 = context.newObject(Painting.class);
p02.setPaintingTitle("2");
a1.addToPaintingArray(p02);
context.commitChanges();
ObjectContext context2 = runtime.newContext();
// test database data
Artist a2 = (Artist) Cayenne.objectForQuery(context2, new SelectQuery(
Artist.class));
assertEquals(2, a2.getPaintingArray().size());
Painting p2 = a2.getPaintingArray().get(0);
// *** TESTING THIS ***
a2.removeFromPaintingArray(p2);
// test before save
assertEquals(1, a2.getPaintingArray().size());
assertNull(p2.getToArtist());
// do save II
context2.commitChanges();
ObjectContext context3 = runtime.newContext();
Artist a3 = (Artist) Cayenne.objectForQuery(context3, new SelectQuery(
Artist.class));
assertEquals(1, a3.getPaintingArray().size());
}
public void testPropagatePK() throws Exception {
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("XyBn");
Gallery g1 = context.newObject(Gallery.class);
g1.setGalleryName("Tyu");
Exhibit e1 = context.newObject(Exhibit.class);
e1.setToGallery(g1);
e1.setOpeningDate(new Date());
e1.setClosingDate(new Date());
context.commitChanges();
// *** TESTING THIS ***
ArtistExhibit ae1 = context.newObject(ArtistExhibit.class);
e1.addToArtistExhibitArray(ae1);
a1.addToArtistExhibitArray(ae1);
// check before save
assertSame(e1, ae1.getToExhibit());
assertSame(a1, ae1.getToArtist());
// save
// test "assertion" is that commit succeeds (PK of ae1 was set properly)
context.commitChanges();
}
}