/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.dialect.resolver;
import java.util.Properties;
import java.sql.Connection;
import junit.framework.TestSuite;
import junit.framework.TestCase;
import junit.framework.Test;
import org.hibernate.HibernateException;
import org.hibernate.dialect.HSQLDialect;
import org.hibernate.dialect.H2Dialect;
import org.hibernate.dialect.MySQLDialect;
import org.hibernate.dialect.PostgreSQLDialect;
import org.hibernate.dialect.DerbyDialect;
import org.hibernate.dialect.IngresDialect;
import org.hibernate.dialect.SQLServerDialect;
import org.hibernate.dialect.InformixDialect;
import org.hibernate.dialect.DB2Dialect;
import org.hibernate.dialect.Oracle8iDialect;
import org.hibernate.dialect.Oracle9iDialect;
import org.hibernate.dialect.Oracle10gDialect;
import org.hibernate.dialect.TestingDialects;
import org.hibernate.dialect.Mocks;
import org.hibernate.dialect.SybaseASE15Dialect;
import org.hibernate.dialect.SybaseAnywhereDialect;
import org.hibernate.cfg.Environment;
/**
* TODO : javadoc
*
* @author Steve Ebersole
*/
public class DialectFactoryTest extends TestCase {
public DialectFactoryTest(String name) {
super( name );
}
public static Test suite() {
return new TestSuite( DialectFactoryTest.class );
}
public void testBuildDialectByClass() {
assertEquals(
HSQLDialect.class,
DialectFactory.constructDialect( "org.hibernate.dialect.HSQLDialect" ).getClass()
);
try {
DialectFactory.constructDialect( "org.hibernate.dialect.NoSuchDialect" );
fail();
}
catch ( HibernateException e ) {
assertEquals( "unexpected exception type", e.getCause().getClass(), ClassNotFoundException.class );
}
try {
DialectFactory.constructDialect( "java.lang.Object" );
fail();
}
catch ( HibernateException e ) {
assertEquals( "unexpected exception type", e.getCause().getClass(), ClassCastException.class );
}
}
public void testBuildDialectByProperties() {
Properties props = new Properties();
try {
DialectFactory.buildDialect( props, null );
fail();
}
catch ( HibernateException e ) {
assertNull( e.getCause() );
}
props.setProperty( Environment.DIALECT, "org.hibernate.dialect.HSQLDialect" );
assertTrue( DialectFactory.buildDialect( props, null ) instanceof HSQLDialect );
}
public void testPreregisteredDialects() {
testDetermination( "HSQL Database Engine", HSQLDialect.class );
testDetermination( "H2", H2Dialect.class );
testDetermination( "MySQL", MySQLDialect.class );
testDetermination( "PostgreSQL", PostgreSQLDialect.class );
testDetermination( "Apache Derby", DerbyDialect.class );
testDetermination( "Ingres", IngresDialect.class );
testDetermination( "ingres", IngresDialect.class );
testDetermination( "INGRES", IngresDialect.class );
testDetermination( "Microsoft SQL Server Database", SQLServerDialect.class );
testDetermination( "Microsoft SQL Server", SQLServerDialect.class );
testDetermination( "Sybase SQL Server", SybaseASE15Dialect.class );
testDetermination( "Adaptive Server Enterprise", SybaseASE15Dialect.class );
testDetermination( "Adaptive Server Anywhere", SybaseAnywhereDialect.class );
testDetermination( "Informix Dynamic Server", InformixDialect.class );
testDetermination( "DB2/NT", DB2Dialect.class );
testDetermination( "DB2/LINUX", DB2Dialect.class );
testDetermination( "DB2/6000", DB2Dialect.class );
testDetermination( "DB2/HPUX", DB2Dialect.class );
testDetermination( "DB2/SUN", DB2Dialect.class );
testDetermination( "DB2/LINUX390", DB2Dialect.class );
testDetermination( "DB2/AIX64", DB2Dialect.class );
testDetermination( "Oracle", 8, Oracle8iDialect.class );
testDetermination( "Oracle", 9, Oracle9iDialect.class );
testDetermination( "Oracle", 10, Oracle10gDialect.class );
testDetermination( "Oracle", 11, Oracle10gDialect.class );
}
public void testCustomDialects() {
DialectFactory.registerDialectResolver( TestingDialects.MyDialectResolver1.class.getName() );
DialectFactory.registerDialectResolver( TestingDialects.MyDialectResolver2.class.getName() );
DialectFactory.registerDialectResolver( TestingDialects.ErrorDialectResolver1.class.getName() );
DialectFactory.registerDialectResolver( TestingDialects.ErrorDialectResolver2.class.getName() );
DialectFactory.registerDialectResolver( TestingDialects.MyOverridingDialectResolver1.class.getName() );
DialectFactory.registerDialectResolver( "org.hibernate.dialect.NoSuchDialectResolver" );
DialectFactory.registerDialectResolver( "java.lang.Object" );
testDetermination( "MyDatabase1", TestingDialects.MyDialect1.class );
testDetermination( "MyDatabase2", 1, TestingDialects.MyDialect21.class );
testDetermination( "MyTrickyDatabase1", TestingDialects.MyDialect1.class );
// This should be mapped to DB2Dialect by default, but actually it will be
// my custom dialect because I have registered MyOverridingDialectResolver1.
testDetermination( "DB2/MySpecialPlatform", TestingDialects.MySpecialDB2Dialect.class );
try {
testDetermination( "ErrorDatabase1", Void.TYPE );
fail();
}
catch ( HibernateException e ) {
// log.info( "Expected SQL error in resolveDialect and ignored", e );
}
try {
testDetermination( "ErrorDatabase2", Void.TYPE );
fail();
}
catch ( HibernateException e ) {
// log.info( "Expected runtime error in resolveDialect", e );
}
}
public void testDialectNotFound() {
Properties properties = new Properties();
try {
DialectFactory.buildDialect( properties, Mocks.createConnection( "NoSuchDatabase", 666 ) );
fail();
}
catch ( HibernateException e ) {
assertNull( e.getCause() );
}
}
private void testDetermination(String databaseName, Class clazz) {
testDetermination( databaseName, -9999, clazz );
}
private void testDetermination(String databaseName, int databaseMajorVersion, Class clazz) {
Properties properties = new Properties();
Connection conn = Mocks.createConnection( databaseName, databaseMajorVersion );
assertEquals( clazz, DialectFactory.buildDialect( properties, conn ).getClass() );
}
}