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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cayenne.access;
import org.apache.cayenne.Cayenne;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.QueryResponse;
import org.apache.cayenne.configuration.server.ServerRuntime;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.query.EJBQLQuery;
import org.apache.cayenne.test.jdbc.DBHelper;
import org.apache.cayenne.test.jdbc.TableHelper;
import org.apache.cayenne.testdo.testmap.Painting;
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.Before;
import org.junit.Test;
import java.sql.Types;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
@UseServerRuntime(CayenneProjects.TESTMAP_PROJECT)
public class DataContextEJBQLDeleteIT extends ServerCase {
@Inject
protected ObjectContext context;
@Inject
protected DBHelper dbHelper;
@Inject
protected ServerRuntime runtime;
protected TableHelper tPainting;
@Before
public void setUp() throws Exception {
tPainting = new TableHelper(dbHelper, "PAINTING");
tPainting.setColumns(
"PAINTING_ID",
"ARTIST_ID",
"PAINTING_TITLE",
"ESTIMATED_PRICE").setColumnTypes(
Types.INTEGER,
Types.BIGINT,
Types.VARCHAR,
Types.DECIMAL);
}
protected void createPaintingsDataSet() throws Exception {
tPainting.insert(33001, null, "P1", 3000);
tPainting.insert(33002, null, "P2", 5000);
}
@Test
public void testDeleteNoIdVar() throws Exception {
createPaintingsDataSet();
String ejbql = "delete from Painting";
EJBQLQuery query = new EJBQLQuery(ejbql);
QueryResponse result = context.performGenericQuery(query);
int[] count = result.firstUpdateCount();
assertNotNull(count);
assertEquals(1, count.length);
assertEquals(2, count[0]);
}
@Test
public void testDeleteNoQualifier() throws Exception {
createPaintingsDataSet();
String ejbql = "delete from Painting AS p";
EJBQLQuery query = new EJBQLQuery(ejbql);
QueryResponse result = context.performGenericQuery(query);
int[] count = result.firstUpdateCount();
assertNotNull(count);
assertEquals(1, count.length);
assertEquals(2, count[0]);
}
@Test
public void testDeleteSameEntityQualifier() throws Exception {
createPaintingsDataSet();
String ejbql = "delete from Painting AS p WHERE p.paintingTitle = 'P2'";
EJBQLQuery query = new EJBQLQuery(ejbql);
QueryResponse result = context.performGenericQuery(query);
int[] count = result.firstUpdateCount();
assertNotNull(count);
assertEquals(1, count.length);
assertEquals(1, count[0]);
ObjectContext freshContext = runtime.newContext();
assertNotNull(Cayenne.objectForPK(freshContext, Painting.class, 33001));
assertNull(Cayenne.objectForPK(freshContext, Painting.class, 33002));
}
}