Author: ppoddar
Date: Fri Aug 1 17:07:58 2008
New Revision: 681911
URL: http://svn.apache.org/viewvc?rev=681911&view=rev
Log:
OPENJPA-485: Add test
Added:
openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/query/TestOrderByQuery.java
Added:
openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/query/TestOrderByQuery.java
URL:
http://svn.apache.org/viewvc/openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/query/TestOrderByQuery.java?rev=681911&view=auto
==============================================================================
---
openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/query/TestOrderByQuery.java
(added)
+++
openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/query/TestOrderByQuery.java
Fri Aug 1 17:07:58 2008
@@ -0,0 +1,131 @@
+/*
+ * TestLockGroupsWithHorizontalBaseType.java
+ *
+ * Created on October 4, 2006, 5:03 PM
+ *
+ * To change this template, choose Tools | Template Manager
+ * and open the template in the editor.
+ */
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * 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
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.openjpa.persistence.jdbc.query;
+
+
+import java.util.List;
+
+import javax.persistence.EntityManager;
+
+import org.apache.openjpa.persistence.jdbc.query.domain.IndoorGame;
+import org.apache.openjpa.persistence.jdbc.query.domain.Scrabble;
+import org.apache.openjpa.persistence.jdbc.query.domain.Chess;
+import org.apache.openjpa.persistence.jdbc.query.domain.Game;
+import org.apache.openjpa.persistence.test.SingleEMFTestCase;
+
+/**
+ * Tests ORDER BY clause can work with TABLE_PER_CLASS strategy.
+ *
+ * Further details can be found in
+ * <A HREF="https://issues.apache.org/jira/browse/OPENJPA-485";>OPENJPA-485</A>
+ *
+ * @author Pinaki Poddar
+ *
+ */
+public class TestOrderByQuery extends SingleEMFTestCase {
+ public void setUp() {
+ super.setUp(DROP_TABLES, Game.class, IndoorGame.class,
+ Scrabble.class, Chess.class);
+ try {
+ createData();
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ void createData() throws Exception {
+ EntityManager em = emf.createEntityManager();
+ em.getTransaction().begin();
+ Class[] classes = { Game.class, IndoorGame.class,
Scrabble.class,
+ Chess.class };
+ for (Class cls : classes) {
+ for (int i = 1; i <= 4; i++) {
+ Game p = (Game) cls.newInstance();
+ p.setName(cls.getSimpleName() + "-" + i);
+ em.persist(p);
+ }
+ }
+ em.getTransaction().commit();
+ }
+
+ public void testOrderByQueryAscending() {
+ String jpql = "SELECT p FROM Game p ORDER BY p.name ASC";
+ EntityManager em = emf.createEntityManager();
+
+ List<Game> persons = em.createQuery(jpql).getResultList();
+ assertOrdering(getNames(persons), true);
+ }
+
+ public void testOrderByQueryDescending() {
+ String jpql = "SELECT p FROM Game p ORDER BY p.name DESC";
+ EntityManager em = emf.createEntityManager();
+
+ List<Game> persons = em.createQuery(jpql).getResultList();
+ assertOrdering(getNames(persons), false);
+ }
+
+ public void testOrderByQueryProjectionAscending() {
+ String jpql = "SELECT p.name FROM Game p ORDER BY p.name ASC";
+ EntityManager em = emf.createEntityManager();
+
+ List<String> names = em.createQuery(jpql).getResultList();
+ assertOrdering(names.toArray(new String[names.size()]), true);
+ }
+
+ public void testOrderByQueryProjectionDescending() {
+ String jpql = "SELECT p.name FROM Game p ORDER BY p.name DESC";
+ EntityManager em = emf.createEntityManager();
+
+ List<String> names = em.createQuery(jpql).getResultList();
+ assertOrdering(names.toArray(new String[names.size()]), false);
+ }
+
+
+
+ public String[] getNames(List<Game> persons) {
+ assertNotNull(persons);
+ String[] names = new String[persons.size()];
+ int i = 0;
+ for (Game p : persons) {
+ names[i++] = p.getName();
+ }
+ return names;
+ }
+
+ public void assertOrdering(String[] names, boolean ascending) {
+ assertNotNull(names);
+ assertTrue(names.length>0);
+ for (int i=1; i<names.length; i++) {
+ if (ascending) {
+ assertTrue(names[i].compareTo(names[i-1]) >= 0);
+ } else {
+ assertTrue(names[i].compareTo(names[i-1]) <= 0);
+ }
+ }
+ }
+}
