| /* |
| * TestQueries.java |
| * |
| * Created on October 13, 2006, 4:27 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.kernel; |
| |
| import java.util.Collection; |
| import java.util.Iterator; |
| |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| import org.apache.openjpa.persistence.OpenJPAQuery; |
| import org.apache.openjpa.persistence.kernel.common.apps.RuntimeTest1; |
| import org.apache.openjpa.persistence.kernel.common.apps.RuntimeTest2; |
| import org.apache.openjpa.persistence.kernel.common.apps.RuntimeTest3; |
| |
| public class TestQueries extends BaseKernelTest { |
| |
| private static final int CHILD_COUNT = 3; |
| private int id = 10000; |
| |
| public TestQueries(String name) { |
| super(name); |
| } |
| |
| public TestQueries() { |
| } |
| |
| @Override |
| public void setUp() |
| throws Exception { |
| super.setUp(RuntimeTest1.class, RuntimeTest2.class, RuntimeTest3.class); |
| } |
| |
| public void testSimpleQuery() { |
| OpenJPAEntityManager pm = getPM(); |
| |
| persist(newRuntimeTest1("SimpleQueryA", 50), pm); |
| persist(newRuntimeTest2("SimpleQueryB", 50), pm); |
| |
| Collection results = runQuery(RuntimeTest1.class, false, |
| "stringField = \'SimpleQueryA\'", pm); |
| assertEquals(1, results.size()); |
| |
| results = runQuery(RuntimeTest1.class, true, "intField1 = 50", pm); |
| assertEquals(2, results.size()); |
| |
| results = runQuery(RuntimeTest2.class, true, "intField1 = 50", pm); |
| assertEquals(1, results.size()); |
| |
| results = runQuery(RuntimeTest2.class, false, "intField1 = 50", pm); |
| assertEquals(1, results.size()); |
| |
| endEm(pm); |
| } |
| |
| public void testAndQuery() { |
| String query = "intField1 > 10 AND o.intField1 < 50"; |
| |
| for (int currentCount = 1; currentCount < 15; currentCount++) { |
| OpenJPAEntityManager pm = getPM(); |
| |
| // make sure that none exist |
| deleteByQuery(RuntimeTest1.class, false, query, pm); |
| |
| startTx(pm); |
| for (int i = 1; i <= currentCount; i++) |
| pm.persist(newRuntimeTest1("AndQueryTest", 30 + i)); |
| endTx(pm); |
| |
| // verify that the query works. |
| Collection results = runQuery(RuntimeTest1.class, false, |
| query, pm); |
| assertEquals(currentCount, results.size()); |
| endEm(pm); |
| } |
| } |
| |
| public void testRelationQuery() { |
| relationQuery(10, "JOE", 20); |
| relationQuery(99, "BOB", 2); |
| relationQuery(3, "MARTHA", 1); |
| relationQuery(5, "brenda", 43); |
| relationQuery(43, "SarA", 55); |
| } |
| |
| public void relationQuery(int intField, String stringField, int count) { |
| OpenJPAEntityManager pm = getPM(); |
| |
| String query = "selfOneOne.intField1 = " + intField |
| + " AND o.selfOneOne.stringField = '" + stringField + "'"; |
| deleteByQuery(RuntimeTest1.class, true, query, pm); |
| |
| // we go up the to max count, adding to the people, and validate |
| // with a query each time. |
| for (int currentcount = 0; currentcount <= count; currentcount++) { |
| if (currentcount != 0) |
| persist(newRuntimeTest2(stringField, intField), pm); |
| |
| Collection results = runQuery(RuntimeTest1.class, true, query, pm); |
| assertEquals("query (" + query + ") failed to yield " |
| + currentcount + " instances", |
| currentcount * CHILD_COUNT, results.size()); |
| } |
| |
| endEm(pm); |
| } |
| |
| public void testQueryExecuteThrowsExceptionWhenNoNTR() { |
| OpenJPAEntityManager pm = getPM(); |
| startTx(pm); |
| pm.persist(newRuntimeTest1("Query", 10)); |
| endTx(pm); |
| |
| pm.setNontransactionalRead(false); |
| // OpenJPAQuery q = pm.createNativeQuery("",RuntimeTest1.class); |
| OpenJPAQuery q = pm.createQuery("SELECT o FROM RuntimeTest1 o"); |
| try { |
| q.getResultList(); |
| fail("Query.execute() should have thrown a JDOException when " |
| + "PM is outside a Transaction and NTR==false"); |
| } catch (Exception jdoe) { |
| // good |
| startTx(pm); |
| q.getResultList(); |
| rollbackTx(pm); |
| } |
| } |
| |
| /** |
| * Delete the results of a query, so we can reinsert and test. |
| */ |
| private void deleteByQuery(Class type, boolean subs, String filter, |
| OpenJPAEntityManager pm) { |
| startTx(pm); |
| pm.createExtent(type, subs); |
| //FIXME jthomas |
| // OpenJPAQuery query = pm.newQuery(extent, filter); |
| // Collection items = (Collection) query.execute(); |
| String cstrng = type.getSimpleName(); |
| |
| OpenJPAQuery query = |
| pm.createQuery("SELECT o FROM " + cstrng + " o WHERE o." + filter); |
| query.setSubclasses(subs); |
| Collection items = query.getResultList(); |
| for (Object item : items) pm.remove(item); |
| |
| //FIXME jthomas |
| //query = pm.newQuery(extent, filter); |
| |
| query = |
| pm.createQuery("SELECT o FROM " + cstrng + " o WHERE o." + filter); |
| query.setSubclasses(subs); |
| items = query.getResultList(); |
| endTx(pm); |
| assertEquals("after deleting from query (" + query |
| + "), there should have been zero items", |
| 0, items.size()); |
| } |
| |
| private Collection runQuery(Class type, boolean subs, String filter, |
| OpenJPAEntityManager pm) { |
| pm.createExtent(type, subs); |
| //FIXME jthomas |
| //Query query = pm.newQuery(extent, filter); |
| String cstrng = type.getName(); |
| OpenJPAQuery query = |
| pm.createQuery("SELECT o FROM " + cstrng + " o WHERE o." + filter); |
| query.setSubclasses(subs); |
| Collection results = query.getResultList(); |
| return results; |
| } |
| |
| private void persist(RuntimeTest1 parent, OpenJPAEntityManager pm) { |
| RuntimeTest1 child; |
| for (int i = 0; i < CHILD_COUNT; i++) { |
| child = newRuntimeTest1("CHILD" + i, i * 10); |
| child.setSelfOneOne(parent); |
| parent.getSelfOneMany().add(child); |
| } |
| |
| startTx(pm); |
| pm.persist(parent); |
| endTx(pm); |
| } |
| |
| private RuntimeTest1 newRuntimeTest1(String stringField, int intField) { |
| RuntimeTest1 pc = new RuntimeTest1(stringField, intField); |
| pc.setIntField(id++); |
| return pc; |
| } |
| |
| private RuntimeTest2 newRuntimeTest2(String stringField, int intField) { |
| RuntimeTest2 pc = new RuntimeTest2(stringField, intField); |
| pc.setIntField(id++); |
| return pc; |
| } |
| } |