78 lines
2.9 KiB
Java
Executable File
78 lines
2.9 KiB
Java
Executable File
package com.ankurm.hibernatedemo.namedquery;
|
|
|
|
import static org.assertj.core.api.Assertions.assertThat;
|
|
|
|
import jakarta.persistence.EntityManager;
|
|
import jakarta.persistence.EntityManagerFactory;
|
|
import java.util.List;
|
|
import org.junit.jupiter.api.BeforeEach;
|
|
import org.junit.jupiter.api.Test;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
import org.springframework.beans.factory.annotation.Autowired;
|
|
import org.springframework.boot.test.context.SpringBootTest;
|
|
|
|
/**
|
|
* Backs ankurm.com post 4877, docs/14-named-queries.md chapter "Named queries in orm.xml".
|
|
*/
|
|
@SpringBootTest
|
|
class OrmXmlNamedQueryTest {
|
|
|
|
private static final Logger DEMO = LoggerFactory.getLogger("DEMO");
|
|
|
|
@Autowired
|
|
private EntityManagerFactory emf;
|
|
|
|
@BeforeEach
|
|
void cleanTable() {
|
|
EntityManager em = emf.createEntityManager();
|
|
em.getTransaction().begin();
|
|
em.createQuery("DELETE FROM XmlQueryEmployee").executeUpdate();
|
|
em.getTransaction().commit();
|
|
em.close();
|
|
}
|
|
|
|
@Test
|
|
void namedQueryDefinedInOrmXml_worksAlongsideTheAnnotatedOne() {
|
|
EntityManager em = emf.createEntityManager();
|
|
em.getTransaction().begin();
|
|
em.persist(new XmlQueryEmployee("Low", 30_000));
|
|
em.persist(new XmlQueryEmployee("High", 90_000));
|
|
em.getTransaction().commit();
|
|
|
|
List<XmlQueryEmployee> viaAnnotation = em.createNamedQuery("XmlQueryEmployee.findBySalaryAbove", XmlQueryEmployee.class)
|
|
.setParameter("min", 50_000.0)
|
|
.getResultList();
|
|
List<XmlQueryEmployee> viaXml = em.createNamedQuery("XmlQueryEmployee.findBySalaryAboveXml", XmlQueryEmployee.class)
|
|
.setParameter("min", 50_000.0)
|
|
.getResultList();
|
|
|
|
DEMO.info("annotation-defined named query result: {} rows", viaAnnotation.size());
|
|
DEMO.info("orm.xml-defined named query result: {} rows", viaXml.size());
|
|
|
|
assertThat(viaAnnotation).hasSize(1);
|
|
assertThat(viaXml).hasSize(1);
|
|
em.close();
|
|
}
|
|
|
|
@Test
|
|
void ormXmlNamedQuery_overridesTheSameNamedAnnotatedOne() {
|
|
EntityManager em = emf.createEntityManager();
|
|
em.getTransaction().begin();
|
|
em.persist(new XmlQueryEmployee("Whoever", 60_000));
|
|
em.getTransaction().commit();
|
|
|
|
// The annotation on XmlQueryEmployee for "overridden" is deliberately wrong (salary < 0).
|
|
// If orm.xml wins, this returns 1 row; if the annotation wins, it returns 0.
|
|
List<XmlQueryEmployee> result = em.createNamedQuery("XmlQueryEmployee.overridden", XmlQueryEmployee.class)
|
|
.setParameter("min", 50_000.0)
|
|
.getResultList();
|
|
|
|
DEMO.info("XmlQueryEmployee.overridden (annotation says salary<0, orm.xml says salary>:min): {} rows", result.size());
|
|
assertThat(result)
|
|
.as("orm.xml's definition must win over the annotation of the same name")
|
|
.hasSize(1);
|
|
em.close();
|
|
}
|
|
}
|