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Adding possibility to test repositories in an embedded h2 database ... #1

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15 changes: 15 additions & 0 deletions pom.xml
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Expand Up @@ -145,6 +145,13 @@
<version>4.0.1.Final</version>
<scope>provided</scope>
</dependency>

<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
<version>4.0.1.Final</version>
<scope>test</scope> <!-- for standalone tests -->
</dependency>

<!-- Annotation processor to generate the JPA 2.0 metamodel classes
for typesafe criteria queries -->
Expand Down Expand Up @@ -192,6 +199,14 @@
<version>${version.junit}</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.3.170</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.jboss.arquillian.junit</groupId>
<artifactId>arquillian-junit-container</artifactId>
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2 changes: 1 addition & 1 deletion src/main/java/fr/ippon/companyfight/repository/PersonRepository.java
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Expand Up @@ -11,7 +11,7 @@
public class PersonRepository {

@PersistenceContext
private EntityManager em;
EntityManager em;

public Person createOrUpdatePerson(Person person) {
return em.merge(person);
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2 changes: 1 addition & 1 deletion src/test/java/fr/ippon/companyfight/repository/PersonRepositoryIT.java
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Expand Up @@ -39,7 +39,7 @@ public static Archive<?> jar() {
return ShrinkWrap.create(WebArchive.class)
.addPackage(Person.class.getPackage())
.addPackage(PersonRepository.class.getPackage())
.addAsResource("META-INF/persistence.xml", "META-INF/persistence.xml")
.addAsResource("META-INF/arquillian-persistence.xml","META-INF/persistence.xml")
.addAsWebInfResource("jbossas-ds.xml")
.addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml");
}
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117 changes: 117 additions & 0 deletions src/test/java/fr/ippon/companyfight/repository/PersonRepositoryStandaloneIT.java
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@@ -0,0 +1,117 @@
package fr.ippon.companyfight.repository;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.util.List;

import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;

import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;

import fr.ippon.companyfight.model.Person;

public class PersonRepositoryStandaloneIT {

private PersonRepository personRepository;

private EntityManager em;
private static EntityManagerFactory entityManagerFactory;


@BeforeClass
public static void createEMF() throws Exception {
entityManagerFactory = Persistence.createEntityManagerFactory("primary");
}
@AfterClass
public static void destroyEMF() throws Exception {
entityManagerFactory.close();
}

@Before
public void preparePersistenceTest() throws Exception {
em = entityManagerFactory.createEntityManager();
em.getTransaction().begin();

personRepository = new PersonRepository();
personRepository.em = em;
}

@After
public void rollbackTransaction() throws Exception {
em.getTransaction().rollback();
em = null;
}

@Test
public void shouldCreateAPerson() {
Person person = new Person();
person.setLogin("test-login");
person.setFollowersCount(10);
person.setAvatarUrl("http://avatar.url");

personRepository.createOrUpdatePerson(person);

Person testPerson = personRepository.findPerson("test-login");
assertNotNull(testPerson);
assertEquals(10, testPerson.getFollowersCount());
assertEquals("http://avatar.url", testPerson.getAvatarUrl());
assertEquals(0, testPerson.getRepositories().size());
}

@Test
public void shouldGetAllPersons() {
List<Person> persons = personRepository.findAll();
assertEquals(0, persons.size());

create10Persons();

persons = personRepository.findAll();
assertEquals(10, persons.size());
}

@Test
public void shouldGetPersonsOrderedByFollowersCount() {
List<Person> persons = personRepository.findPersonsOrderedByFollowersCount();
assertEquals(0, persons.size());

create10Persons();

Person person = new Person();
person.setLogin("test-login-11");
person.setFollowersCount(10);
person.setAvatarUrl("http://avatar.url");
personRepository.createOrUpdatePerson(person);

person = new Person();
person.setLogin("test-login-12");
person.setFollowersCount(0);
person.setAvatarUrl("http://avatar.url");
personRepository.createOrUpdatePerson(person);

persons = personRepository.findPersonsOrderedByFollowersCount();
assertEquals(12, persons.size());
// test-login-11 should be the first user
assertEquals("test-login-11", persons.iterator().next().getLogin());

// test-login-12 should be the last user
assertEquals("test-login-12", persons.get(persons.size() - 1).getLogin());
}

private void create10Persons() {
// Create 10 persons
for (int i = 0; i < 10; i++) {
Person person = new Person();
person.setLogin("test-login-"+i);
person.setFollowersCount(5);
person.setAvatarUrl("http://avatar.url");
personRepository.createOrUpdatePerson(person);
}
}
}
18 changes: 18 additions & 0 deletions src/test/resources/META-INF/arquillian-persistence.xml
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<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0"
xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="
http://java.sun.com/xml/ns/persistence
http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
<persistence-unit name="primary">
<!-- If you are running in a production environment, add a managed
data source, this example data source is just for development and testing! -->
<jta-data-source>java:jboss/datasources/test/CompanyFight</jta-data-source>
<properties>
<!-- Properties for Hibernate-->
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
<property name="hibernate.show_sql" value="true"/>
<property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQLDialect"/>
</properties>
</persistence-unit>
</persistence>
23 changes: 20 additions & 3 deletions src/test/resources/META-INF/persistence.xml
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Expand Up @@ -4,12 +4,29 @@
xsi:schemaLocation="
http://java.sun.com/xml/ns/persistence
http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">

<!-- Only for testing purpose outside of the application server ... -->

<persistence-unit name="primary">
<!-- If you are running in a production environment, add a managed
data source, this example data source is just for development and testing! -->
<jta-data-source>java:jboss/datasources/test/CompanyFight</jta-data-source>
<provider>org.hibernate.ejb.HibernatePersistence</provider>

<!-- note : in Java SE, the module is normally not scanned for entities classes -->
<!-- That being said, Hibernate do scan the directory where it founds persistence.xml in Java SE env
but as test ressources are not in the same directory than the entities, he can't find them for the tests
So we have to list the entities here : -->
<class>fr.ippon.companyfight.model.Person</class>
<class>fr.ippon.companyfight.model.Organization</class>
<class>fr.ippon.companyfight.model.Fight</class>
<class>fr.ippon.companyfight.model.Repository</class>
<class>fr.ippon.companyfight.model.Score</class>

<properties>
<!-- Properties for Hibernate-->
<property name="hibernate.connection.driver_class" value="org.h2.Driver" />
<property name="hibernate.connection.url" value="jdbc:h2:mem:junit-test;DB_CLOSE_DELAY=-1" />
<property name="hibernate.connection.username" value="sa" />
<property name="hibernate.connection.password" value="sa" />

<property name="hibernate.hbm2ddl.auto" value="create-drop" />
<property name="hibernate.show_sql" value="true"/>
<property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQLDialect"/>
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