HHH-8389 - Look at JPA TCK StoredProcedureQuery related failures
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* Copyright (c) 2013, Red Hat Inc. or third-party contributors as
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* indicated by the @author tags or express copyright attribution
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* statements applied by the authors. All third-party contributions are
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* distributed under license by Red Hat Inc.
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*
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* This copyrighted material is made available to anyone wishing to use, modify,
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* copy, or redistribute it subject to the terms and conditions of the GNU
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* Lesser General Public License, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this distribution; if not, write to:
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* Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301 USA
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*/
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package org.hibernate.jpa.test.procedure;
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import javax.persistence.EntityManager;
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import javax.persistence.StoredProcedureQuery;
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import java.sql.Connection;
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import java.sql.SQLException;
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import java.sql.Statement;
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import java.util.List;
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import org.hibernate.dialect.H2Dialect;
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import org.hibernate.engine.spi.SessionFactoryImplementor;
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import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;
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import org.junit.Test;
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import org.hibernate.testing.FailureExpected;
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import org.hibernate.testing.RequiresDialect;
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import static org.hibernate.testing.junit4.ExtraAssertions.assertTyping;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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/**
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* Tests various JPA usage scenarios for performing stored procedures.
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*
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* @author Steve Ebersole
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*/
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@RequiresDialect( H2Dialect.class )
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@FailureExpected( jiraKey = "HHH-8389", message = "Waiting clarification from EG" )
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public class JpaUsageTest extends BaseEntityManagerFunctionalTestCase {
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/**
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* Some tests inspired by the awesomely well-done JPA TCK
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*/
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@Test
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public void testJpaUsage1() {
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EntityManager em = getOrCreateEntityManager();
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em.getTransaction().begin();
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StoredProcedureQuery query = em.createStoredProcedureQuery( "findOneUser", User.class );
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// this is what the TCK attempts to do, don't shoot the messenger...
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query.getUpdateCount();
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// yep, twice
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int updateCount = query.getUpdateCount();
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boolean results = false;
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do {
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List list = query.getResultList();
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results = query.hasMoreResults();
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// and it only sets the updateCount once lol
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} while ( results || updateCount != -1);
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em.getTransaction().commit();
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em.close();
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}
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@Test
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public void testJpaUsage2() {
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EntityManager em = getOrCreateEntityManager();
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em.getTransaction().begin();
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StoredProcedureQuery query = em.createStoredProcedureQuery( "findOneUser", User.class );
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boolean isResult = query.execute();
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assertTrue( isResult );
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// int updateCount = query.getUpdateCount();
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int updateCount = -1;
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boolean results = false;
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do {
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List list = query.getResultList();
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assertEquals( 1, list.size() );
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assertTyping( User.class, list.get( 0 ) );
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results = query.hasMoreResults();
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// and it only sets the updateCount once lol
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} while ( results || updateCount != -1);
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em.getTransaction().commit();
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em.close();
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}
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@Override
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protected Class<?>[] getAnnotatedClasses() {
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return new Class[] { User.class };
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}
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// todo : look at ways to allow "Auxiliary DB Objects" to the db via EMF bootstrapping.
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public static final String CREATE_CMD = "CREATE ALIAS findOneUser AS $$\n" +
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"import org.h2.tools.SimpleResultSet;\n" +
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"import java.sql.*;\n" +
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"@CODE\n" +
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"ResultSet findOneUser() {\n" +
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" SimpleResultSet rs = new SimpleResultSet();\n" +
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" rs.addColumn(\"ID\", Types.INTEGER, 10, 0);\n" +
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" rs.addColumn(\"NAME\", Types.VARCHAR, 255, 0);\n" +
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" rs.addRow(1, \"Steve\");\n" +
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" return rs;\n" +
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"}\n" +
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"$$";
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public static final String DROP_CMD = "DROP ALIAS findUser IF EXISTS";
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@Override
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protected void afterEntityManagerFactoryBuilt() {
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execute( CREATE_CMD );
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}
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private void execute(String sql) {
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final SessionFactoryImplementor sf = entityManagerFactory().unwrap( SessionFactoryImplementor.class );
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final Connection conn;
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try {
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conn = sf.getConnectionProvider().getConnection();
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try {
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Statement statement = conn.createStatement();
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statement.execute( sql );
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try {
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statement.close();
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}
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catch (SQLException ignore) {
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}
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}
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finally {
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try {
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sf.getConnectionProvider().closeConnection( conn );
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}
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catch (SQLException ignore) {
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}
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}
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}
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catch (SQLException e) {
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throw new RuntimeException( "Unable to execute SQL : " + sql );
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}
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}
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@Override
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public void releaseResources() {
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execute( DROP_CMD );
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super.releaseResources();
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}
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}
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