HHH-10843 - Add test for issue

This commit is contained in:
Andrea Boriero 2016-06-25 12:28:54 +02:00
parent d889b412cd
commit a3ed7010b6
1 changed files with 146 additions and 0 deletions

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.jpa.test.criteria.basic;
import javax.persistence.Entity;
import javax.persistence.EntityManager;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Root;
import java.io.Serializable;
import java.util.List;
import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;
import org.junit.Before;
import org.junit.Test;
import org.hibernate.testing.TestForIssue;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
/**
* @author Andrea Boriero
*/
@TestForIssue(jiraKey = "HHH-10843")
public class ConcatTest extends BaseEntityManagerFunctionalTestCase {
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class[] {TestEntity.class};
}
@Before
public void setUp() {
EntityManager entityManager = getOrCreateEntityManager();
entityManager.getTransaction().begin();
try {
TestEntity testEntity = new TestEntity();
testEntity.setName( "test_1" );
entityManager.persist( testEntity );
entityManager.getTransaction().commit();
}
catch (Exception e) {
if ( entityManager.getTransaction().isActive() ) {
entityManager.getTransaction().rollback();
}
throw e;
}
finally {
entityManager.close();
}
}
@Test
public void testSelectCaseWithConcat() throws Exception {
EntityManager entityManager = getOrCreateEntityManager();
entityManager.getTransaction().begin();
try {
CriteriaBuilder cb = entityManager.getCriteriaBuilder();
CriteriaQuery<Object[]> query = cb.createQuery( Object[].class );
Root<TestEntity> testEntity = query.from( TestEntity.class );
query.multiselect(
cb.selectCase()
.when( cb.isNotNull( testEntity.get( "id" ) ), cb.concat( "test", cb.literal( "_1" ) ) )
.otherwise( cb.literal( "Empty" ) ),
cb.trim( cb.concat( ".", cb.literal( "Test " ) ) )
);
final List<Object[]> results = entityManager.createQuery( query ).getResultList();
assertThat( results.size(), is( 1 ) );
assertThat( results.get( 0 )[0], is( "test_1" ) );
assertThat( results.get( 0 )[1], is( ".Test" ) );
entityManager.getTransaction().commit();
}
catch (Exception e) {
if ( entityManager.getTransaction().isActive() ) {
entityManager.getTransaction().rollback();
}
throw e;
}
finally {
entityManager.close();
}
}
@Test
public void testConcat() throws Exception {
EntityManager entityManager = getOrCreateEntityManager();
entityManager.getTransaction().begin();
try {
CriteriaBuilder cb = entityManager.getCriteriaBuilder();
CriteriaQuery query = cb.createQuery();
Root<TestEntity> testEntity = query.from( TestEntity.class );
query.select( testEntity ).where( cb.equal( testEntity.get( "name" ), cb.concat( "test", cb.literal( "_1" ) ) ) );
final List results = entityManager.createQuery( query ).getResultList();
entityManager.getTransaction().commit();
assertThat( results.size(), is( 1 ) );
}
catch (Exception e) {
if ( entityManager.getTransaction().isActive() ) {
entityManager.getTransaction().rollback();
}
throw e;
}
finally {
entityManager.close();
}
}
@Entity(name = "TestEntity")
@Table(name = "TEST_ENTITY")
public static class TestEntity implements Serializable {
@Id
@GeneratedValue
private Integer id;
private String name;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
}