| /* |
| * TestDFG.java |
| * |
| * Created on October 2, 2006, 5:55 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.meta; |
| |
| import java.util.*; |
| import javax.persistence.EntityTransaction; |
| import org.apache.openjpa.kernel.OpenJPAStateManager; |
| import org.apache.openjpa.meta.FieldMetaData; |
| |
| import org.apache.openjpa.persistence.jdbc.common.apps.*; |
| |
| |
| import java.lang.annotation.Annotation; |
| import junit.framework.*; |
| import javax.persistence.EntityManager; |
| import javax.persistence.EntityManagerFactory; |
| import org.apache.openjpa.persistence.OpenJPAEntityManagerFactory; |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| |
| |
| |
| public class TestDFG extends org.apache.openjpa.persistence.jdbc.kernel.BaseJDBCTest{ |
| |
| private Object oid; |
| /** Creates a new instance of TestDFG */ |
| public TestDFG(String name) |
| { |
| super(name); |
| } |
| |
| public void setUp() { |
| deleteAll(DFGTest.class); |
| OpenJPAEntityManager pm = (OpenJPAEntityManager)currentEntityManager(); |
| EntityTransaction t= pm.getTransaction(); |
| t.begin(); |
| DFGTest a = new DFGTest(); |
| pm.persist(a); |
| a.setNonDFGField(2); |
| t.commit(); |
| |
| // modify a field so that if we're examining sql we can see |
| // how much is flushed. |
| t.begin(); |
| a.setDFGField(1); |
| t.commit(); |
| |
| oid = pm.getObjectId(a); |
| pm.close(); |
| } |
| |
| public void testDFG() { |
| OpenJPAEntityManager pm = (OpenJPAEntityManager)currentEntityManager(); |
| |
| DFGTest a = (DFGTest) pm.getObjectId(oid); |
| |
| // check the non-dfg fields |
| |
| OpenJPAStateManager sm = getStateManager(a,pm); |
| FieldMetaData fmd = sm.getMetaData().getField("nonDFGField"); |
| assertTrue("nonDFGField should not be loaded", |
| !sm.getLoaded().get(fmd.getIndex())); |
| |
| fmd = sm.getMetaData().getField("dfgField"); |
| assertTrue("dfgField should be loaded", |
| sm.getLoaded().get(fmd.getIndex())); |
| |
| int val = a.getNonDFGField(); |
| assertTrue("nonDFGField should be loaded", |
| sm.getLoaded().get(fmd.getIndex())); |
| assertEquals(2, val); |
| |
| pm.close(); |
| } |
| |
| // it'd be nice if we could actually automate this test. As it |
| // stands, this is just here so that there's an easy place to look |
| // at the SQL. |
| public void testDFGWrites() { |
| OpenJPAEntityManager pm = (OpenJPAEntityManager)currentEntityManager(); |
| startTx(pm); |
| |
| |
| DFGTest a = (DFGTest) pm.getObjectId(oid); |
| a.setDFGField(3); |
| endTx(pm); |
| |
| pm.close(); |
| } |
| |
| } |