Merge pull request #4721 from amit2103/BAEL-4461-3

[BAEL-7620] - Fixed integration tests in spring-hibernate4 module by …

spring-hibernate4/pom.xml

@@ -127,6 +127,12 @@
             <version>${hsqldb.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>${h2.version}</version>
+            <scope>test</scope>
+        </dependency>
 
     </dependencies>
 
@@ -153,6 +159,7 @@
         <tomcat-dbcp.version>8.5.8</tomcat-dbcp.version>
         <jta.version>1.1</jta.version>
         <hsqldb.version>2.3.4</hsqldb.version>
+        <h2.version>1.4.193</h2.version>
 
         <!-- various -->
         <hibernate-validator.version>5.3.3.Final</hibernate-validator.version>

spring-hibernate4/src/main/java/com/baeldung/hibernate/fetching/model/UserEager.java

@@ -16,7 +16,7 @@ public class UserEager implements Serializable {
     @Column(name = "USER_ID")
     private Long userId;
 
-    @OneToMany(fetch = FetchType.EAGER, mappedBy = "user")
+    @OneToMany(fetch = FetchType.EAGER)
     private Set<OrderDetail> orderDetail = new HashSet();
 
     public UserEager() {

spring-hibernate4/src/main/java/com/baeldung/hibernate/fetching/model/UserLazy.java

@@ -16,7 +16,7 @@ public class UserLazy implements Serializable {
     @Column(name = "USER_ID")
     private Long userId;
 
-    @OneToMany(fetch = FetchType.LAZY, mappedBy = "user")
+    @OneToMany(fetch = FetchType.LAZY)
     private Set<OrderDetail> orderDetail = new HashSet();
 
     public UserLazy() {

spring-hibernate4/src/main/java/com/baeldung/hibernate/fetching/view/FetchingAppView.java

@@ -20,7 +20,7 @@ public class FetchingAppView {
     public Set<OrderDetail> lazyLoaded() {
         final Session sessionLazy = HibernateUtil.getHibernateSession("lazy");
         List<UserLazy> users = sessionLazy.createQuery("From UserLazy").list();
-        UserLazy userLazyLoaded = users.get(3);
+        UserLazy userLazyLoaded = users.get(0);
         // since data is lazyloaded so data won't be initialized
         return (userLazyLoaded.getOrderDetail());
     }
@@ -31,7 +31,7 @@ public class FetchingAppView {
         // data should be loaded in the following line
         // also note the queries generated
         List<UserEager> user = sessionEager.createQuery("From UserEager").list();
-        UserEager userEagerLoaded = user.get(3);
+        UserEager userEagerLoaded = user.get(0);
         return userEagerLoaded.getOrderDetail();
     }
 

spring-hibernate4/src/test/java/com/baeldung/persistence/audit/EnversFooBarAuditIntegrationTest.java

@@ -5,11 +5,6 @@ import static org.junit.Assert.assertNotNull;
 
 import java.util.List;
 
-import com.baeldung.persistence.model.Foo;
-import com.baeldung.persistence.service.IBarAuditableService;
-import com.baeldung.persistence.service.IFooAuditableService;
-import com.baeldung.spring.PersistenceConfig;
-import com.baeldung.persistence.model.Bar;
 import org.hibernate.Session;
 import org.hibernate.SessionFactory;
 import org.junit.After;
@@ -26,8 +21,14 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Bar;
+import com.baeldung.persistence.model.Foo;
+import com.baeldung.persistence.service.IBarAuditableService;
+import com.baeldung.persistence.service.IFooAuditableService;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class EnversFooBarAuditIntegrationTest {
 
     private static Logger logger = LoggerFactory.getLogger(EnversFooBarAuditIntegrationTest.class);

spring-hibernate4/src/test/java/com/baeldung/persistence/audit/JPABarAuditIntegrationTest.java

@@ -7,10 +7,6 @@ import static org.junit.Assert.assertTrue;
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 
-import com.baeldung.persistence.model.Bar;
-import com.baeldung.persistence.model.Bar.OPERATION;
-import com.baeldung.persistence.service.IBarService;
-import com.baeldung.spring.PersistenceConfig;
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Before;
@@ -25,8 +21,13 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Bar;
+import com.baeldung.persistence.model.Bar.OPERATION;
+import com.baeldung.persistence.service.IBarService;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class JPABarAuditIntegrationTest {
 
     private static Logger logger = LoggerFactory.getLogger(JPABarAuditIntegrationTest.class);

spring-hibernate4/src/test/java/com/baeldung/persistence/audit/SpringDataJPABarAuditIntegrationTest.java

@@ -6,9 +6,6 @@ import static org.junit.Assert.assertTrue;
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 
-import com.baeldung.persistence.model.Bar;
-import com.baeldung.persistence.service.IBarService;
-import com.baeldung.spring.PersistenceConfig;
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Before;
@@ -24,8 +21,12 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Bar;
+import com.baeldung.persistence.service.IBarService;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class SpringDataJPABarAuditIntegrationTest {
 
     private static Logger logger = LoggerFactory.getLogger(SpringDataJPABarAuditIntegrationTest.class);

spring-hibernate4/src/test/java/com/baeldung/persistence/hibernate/FooPaginationPersistenceIntegrationTest.java

@@ -7,9 +7,6 @@ import static org.junit.Assert.assertThat;
 
 import java.util.List;
 
-import com.baeldung.persistence.model.Foo;
-import com.baeldung.persistence.service.IFooService;
-import com.baeldung.spring.PersistenceConfig;
 import org.hibernate.Criteria;
 import org.hibernate.Query;
 import org.hibernate.ScrollMode;
@@ -26,10 +23,13 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Foo;
+import com.baeldung.persistence.service.IFooService;
+import com.baeldung.spring.config.PersistenceTestConfig;
 import com.google.common.collect.Lists;
 
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class FooPaginationPersistenceIntegrationTest {
 
     @Autowired

spring-hibernate4/src/test/java/com/baeldung/persistence/hibernate/FooSortingPersistenceIntegrationTest.java

@@ -5,9 +5,6 @@ import static org.junit.Assert.assertNull;
 import java.util.List;
 import java.util.Set;
 
-import com.baeldung.persistence.model.Bar;
-import com.baeldung.persistence.model.Foo;
-import com.baeldung.spring.PersistenceConfig;
 import org.hibernate.Criteria;
 import org.hibernate.NullPrecedence;
 import org.hibernate.Query;
@@ -23,8 +20,12 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Bar;
+import com.baeldung.persistence.model.Foo;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 @SuppressWarnings("unchecked")
 public class FooSortingPersistenceIntegrationTest {
 

spring-hibernate4/src/test/java/com/baeldung/persistence/service/FooServiceBasicPersistenceIntegrationTest.java

@@ -2,8 +2,6 @@ package com.baeldung.persistence.service;
 
 import static org.apache.commons.lang3.RandomStringUtils.randomAlphabetic;
 
-import com.baeldung.persistence.model.Foo;
-import com.baeldung.spring.PersistenceConfig;
 import org.hibernate.Session;
 import org.hibernate.SessionFactory;
 import org.junit.After;
@@ -15,8 +13,11 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Foo;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class FooServiceBasicPersistenceIntegrationTest {
 
     @Autowired

spring-hibernate4/src/test/java/com/baeldung/persistence/service/FooServicePersistenceIntegrationTest.java

@@ -2,8 +2,6 @@ package com.baeldung.persistence.service;
 
 import static org.apache.commons.lang3.RandomStringUtils.randomAlphabetic;
 
-import com.baeldung.persistence.model.Foo;
-import com.baeldung.spring.PersistenceConfig;
 import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -16,8 +14,11 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Foo;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class FooServicePersistenceIntegrationTest {
 
     @Autowired

spring-hibernate4/src/test/java/com/baeldung/persistence/service/FooStoredProceduresLiveTest.java

@@ -26,9 +26,9 @@ import com.baeldung.spring.PersistenceConfig;
 
 @RunWith(SpringJUnit4ClassRunner.class)
 @ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
-public class FooStoredProceduresIntegrationTest {
+public class FooStoredProceduresLiveTest {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(FooStoredProceduresIntegrationTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(FooStoredProceduresLiveTest.class);
 
     @Autowired
     private SessionFactory sessionFactory;

spring-hibernate4/src/test/java/com/baeldung/persistence/service/ParentServicePersistenceIntegrationTest.java

@@ -1,8 +1,5 @@
 package com.baeldung.persistence.service;
 
-import com.baeldung.persistence.model.Child;
-import com.baeldung.persistence.model.Parent;
-import com.baeldung.spring.PersistenceConfig;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -11,8 +8,12 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 
+import com.baeldung.persistence.model.Child;
+import com.baeldung.persistence.model.Parent;
+import com.baeldung.spring.config.PersistenceTestConfig;
+
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = { PersistenceConfig.class }, loader = AnnotationConfigContextLoader.class)
+@ContextConfiguration(classes = { PersistenceTestConfig.class }, loader = AnnotationConfigContextLoader.class)
 public class ParentServicePersistenceIntegrationTest {
 
     @Autowired

spring-hibernate4/src/test/java/com/baeldung/spring/config/PersistenceTestConfig.java

@@ -0,0 +1,179 @@
+package com.baeldung.spring.config;
+
+import java.util.Properties;
+
+import javax.sql.DataSource;
+
+import org.apache.tomcat.dbcp.dbcp2.BasicDataSource;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.core.env.Environment;
+import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
+import org.springframework.orm.hibernate4.HibernateTransactionManager;
+import org.springframework.orm.hibernate4.LocalSessionFactoryBean;
+import org.springframework.orm.jpa.JpaTransactionManager;
+import org.springframework.orm.jpa.JpaVendorAdapter;
+import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
+import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
+import org.springframework.transaction.PlatformTransactionManager;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+import com.baeldung.persistence.dao.IBarAuditableDao;
+import com.baeldung.persistence.dao.IBarDao;
+import com.baeldung.persistence.dao.IFooAuditableDao;
+import com.baeldung.persistence.dao.IFooDao;
+import com.baeldung.persistence.dao.impl.BarAuditableDao;
+import com.baeldung.persistence.dao.impl.BarDao;
+import com.baeldung.persistence.dao.impl.BarJpaDao;
+import com.baeldung.persistence.dao.impl.FooAuditableDao;
+import com.baeldung.persistence.dao.impl.FooDao;
+import com.baeldung.persistence.service.IBarAuditableService;
+import com.baeldung.persistence.service.IBarService;
+import com.baeldung.persistence.service.IFooAuditableService;
+import com.baeldung.persistence.service.IFooService;
+import com.baeldung.persistence.service.impl.BarAuditableService;
+import com.baeldung.persistence.service.impl.BarJpaService;
+import com.baeldung.persistence.service.impl.BarSpringDataJpaService;
+import com.baeldung.persistence.service.impl.FooAuditableService;
+import com.baeldung.persistence.service.impl.FooService;
+import com.google.common.base.Preconditions;
+
+@Configuration
+@EnableTransactionManagement
+@EnableJpaRepositories(basePackages = { "com.baeldung.persistence" }, transactionManagerRef = "jpaTransactionManager")
+@EnableJpaAuditing
+@PropertySource({ "classpath:persistence-h2.properties" })
+@ComponentScan({ "com.baeldung.persistence" })
+public class PersistenceTestConfig {
+
+    @Autowired
+    private Environment env;
+
+    public PersistenceTestConfig() {
+        super();
+    }
+
+    @Bean
+    public LocalSessionFactoryBean sessionFactory() {
+        final LocalSessionFactoryBean sessionFactory = new LocalSessionFactoryBean();
+        sessionFactory.setDataSource(restDataSource());
+        sessionFactory.setPackagesToScan(new String[] { "com.baeldung.persistence.model" });
+        sessionFactory.setHibernateProperties(hibernateProperties());
+
+        return sessionFactory;
+    }
+
+    @Bean
+    public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
+        final LocalContainerEntityManagerFactoryBean emf = new LocalContainerEntityManagerFactoryBean();
+        emf.setDataSource(restDataSource());
+        emf.setPackagesToScan(new String[] { "com.baeldung.persistence.model" });
+
+        final JpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter();
+        emf.setJpaVendorAdapter(vendorAdapter);
+        emf.setJpaProperties(hibernateProperties());
+
+        return emf;
+    }
+
+    @Bean
+    public DataSource restDataSource() {
+        final BasicDataSource dataSource = new BasicDataSource();
+        dataSource.setDriverClassName(Preconditions.checkNotNull(env.getProperty("jdbc.driverClassName")));
+        dataSource.setUrl(Preconditions.checkNotNull(env.getProperty("jdbc.url")));
+        dataSource.setUsername(Preconditions.checkNotNull(env.getProperty("jdbc.user")));
+        dataSource.setPassword(Preconditions.checkNotNull(env.getProperty("jdbc.pass")));
+
+        return dataSource;
+    }
+
+    @Bean
+    public PlatformTransactionManager hibernateTransactionManager() {
+        final HibernateTransactionManager transactionManager = new HibernateTransactionManager();
+        transactionManager.setSessionFactory(sessionFactory().getObject());
+        return transactionManager;
+    }
+
+    @Bean
+    public PlatformTransactionManager jpaTransactionManager() {
+        final JpaTransactionManager transactionManager = new JpaTransactionManager();
+        transactionManager.setEntityManagerFactory(entityManagerFactory().getObject());
+        return transactionManager;
+    }
+
+    @Bean
+    public PersistenceExceptionTranslationPostProcessor exceptionTranslation() {
+        return new PersistenceExceptionTranslationPostProcessor();
+    }
+
+    @Bean
+    public IBarService barJpaService() {
+        return new BarJpaService();
+    }
+
+    @Bean
+    public IBarService barSpringDataJpaService() {
+        return new BarSpringDataJpaService();
+    }
+
+    @Bean
+    public IFooService fooHibernateService() {
+        return new FooService();
+    }
+
+    @Bean
+    public IBarAuditableService barHibernateAuditableService() {
+        return new BarAuditableService();
+    }
+
+    @Bean
+    public IFooAuditableService fooHibernateAuditableService() {
+        return new FooAuditableService();
+    }
+
+    @Bean
+    public IBarDao barJpaDao() {
+        return new BarJpaDao();
+    }
+
+    @Bean
+    public IBarDao barHibernateDao() {
+        return new BarDao();
+    }
+
+    @Bean
+    public IBarAuditableDao barHibernateAuditableDao() {
+        return new BarAuditableDao();
+    }
+
+    @Bean
+    public IFooDao fooHibernateDao() {
+        return new FooDao();
+    }
+
+    @Bean
+    public IFooAuditableDao fooHibernateAuditableDao() {
+        return new FooAuditableDao();
+    }
+
+    private final Properties hibernateProperties() {
+        final Properties hibernateProperties = new Properties();
+        hibernateProperties.setProperty("hibernate.hbm2ddl.auto", env.getProperty("hibernate.hbm2ddl.auto"));
+        hibernateProperties.setProperty("hibernate.dialect", env.getProperty("hibernate.dialect"));
+
+        hibernateProperties.setProperty("hibernate.show_sql", "true");
+        // hibernateProperties.setProperty("hibernate.format_sql", "true");
+        // hibernateProperties.setProperty("hibernate.globally_quoted_identifiers", "true");
+
+        // Envers properties
+        hibernateProperties.setProperty("org.hibernate.envers.audit_table_suffix", env.getProperty("envers.audit_table_suffix"));
+
+        return hibernateProperties;
+    }
+
+}

spring-hibernate4/src/test/resources/criteria.cfg.xml

@@ -5,11 +5,12 @@
 
 <hibernate-configuration>
 	<session-factory>
-	    <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
+	    <property name="hibernate.connection.driver_class">org.h2.Driver</property>
-	    <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/test</property>
+		<property name="hibernate.connection.url">jdbc:h2:mem:testdb</property>
-	    <property name="hibernate.connection.username">root</property>
+		<property name="hibernate.connection.username">sa</property>
-	    <property name="hibernate.connection.password">iamtheking</property>
+		<property name="hibernate.connection.password"></property>
-	    <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
+		<property name="hibernate.dialect">org.hibernate.dialect.H2Dialect</property>
+	    <property name="hibernate.hbm2ddl.auto">update</property>
 	    <property name="show_sql">true</property>
 	    <mapping resource="com/baeldung/hibernate/criteria/model/Item.hbm.xml" />
 	</session-factory>

spring-hibernate4/src/test/resources/fetching.cfg.xml

@@ -5,14 +5,15 @@
 
 <hibernate-configuration>
 	<session-factory>
-		<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
+		<property name="hibernate.connection.driver_class">org.h2.Driver</property>
-		<property name="hibernate.connection.url">jdbc:mysql://localhost:3306/test</property>
+		<property name="hibernate.connection.url">jdbc:h2:mem:testdb</property>
-		<property name="hibernate.connection.username">root</property>
+		<property name="hibernate.connection.username">sa</property>
-		<property name="hibernate.connection.password">iamtheking</property>
+		<property name="hibernate.connection.password"></property>
-		<property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
+		<property name="hibernate.dialect">org.hibernate.dialect.H2Dialect</property>
+		<property name="hibernate.hbm2ddl.auto">update</property>
 		<property name="show_sql">true</property>
 		
 		<mapping class="com.baeldung.hibernate.fetching.model.UserEager" />
-        <mapping class="com.baeldung.hibernate.fetching.model.OrderDetailEager" />
+        <mapping class="com.baeldung.hibernate.fetching.model.OrderDetail" />
 	</session-factory>
 </hibernate-configuration>

spring-hibernate4/src/test/resources/fetchingLazy.cfg.xml

@@ -5,14 +5,15 @@
 
 <hibernate-configuration>
 	<session-factory>
-		<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
+		<property name="hibernate.connection.driver_class">org.h2.Driver</property>
-		<property name="hibernate.connection.url">jdbc:mysql://localhost:3306/test</property>
+		<property name="hibernate.connection.url">jdbc:h2:mem:testdb</property>
-		<property name="hibernate.connection.username">root</property>
+		<property name="hibernate.connection.username">sa</property>
-		<property name="hibernate.connection.password">iamtheking</property>
+		<property name="hibernate.connection.password"></property>
-		<property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
+		<property name="hibernate.dialect">org.hibernate.dialect.H2Dialect</property>
+		<property name="hibernate.hbm2ddl.auto">update</property>
 		<property name="show_sql">true</property>
 		<mapping class="com.baeldung.hibernate.fetching.model.UserLazy" />
-        <mapping class="com.baeldung.hibernate.fetching.model.OrderDetail" />
+		<mapping class="com.baeldung.hibernate.fetching.model.OrderDetail" />
 
 	</session-factory>
 </hibernate-configuration>

spring-hibernate4/src/test/resources/persistence-h2.properties

@@ -0,0 +1,13 @@
+# jdbc.X
+jdbc.driverClassName=org.h2.Driver
+jdbc.url=jdbc:h2:mem:test
+jdbc.user=sa
+jdbc.pass=
+
+# hibernate.X
+hibernate.dialect=org.hibernate.dialect.H2Dialect
+hibernate.show_sql=false
+hibernate.hbm2ddl.auto=create-drop
+
+# envers.X
+envers.audit_table_suffix=_audit_log