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HHH-13016 Add test case

This commit is contained in:
Cody Lerum 2018-10-06 10:41:25 -06:00 committed by Guillaume Smet
parent 15ea965d20
commit e2510d9e3d
1 changed files with 50 additions and 0 deletions
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50
hibernate-core/src/test/java/org/hibernate/jpa/test/criteria/simplecase/BasicSimpleCaseTest.java
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@ -8,6 +8,7 @@ package org.hibernate.jpa.test.criteria.simplecase;
import javax.persistence.Entity; import javax.persistence.Entity;
import javax.persistence.EntityManager; import javax.persistence.EntityManager;
import javax.persistence.GeneratedValue;
import javax.persistence.Id; import javax.persistence.Id;
import javax.persistence.Table; import javax.persistence.Table;
import javax.persistence.Tuple; import javax.persistence.Tuple;
@ -24,6 +25,10 @@ import org.junit.Test;
import org.hibernate.testing.TestForIssue; import org.hibernate.testing.TestForIssue;
import static javax.persistence.criteria.CriteriaBuilder.SimpleCase; import static javax.persistence.criteria.CriteriaBuilder.SimpleCase;
import static org.hibernate.testing.transaction.TransactionUtil.doInJPA;
import static org.junit.Assert.assertEquals;
import java.util.List;
/** /**
* Mote that these are simply performing syntax checking (can the criteria query * Mote that these are simply performing syntax checking (can the criteria query
@ -164,6 +169,46 @@ public class BasicSimpleCaseTest extends BaseEntityManagerFunctionalTestCase {
} }
@Test
@TestForIssue(jiraKey = "HHH-13016")
public void testCaseEnumResult() {
doInJPA( this::entityManagerFactory, em -> {
// create entities
Customer customer1 = new Customer();
customer1.setEmail( "LONG5678901234" );
em.persist( customer1 );
Customer customer2 = new Customer();
customer2.setEmail( "NORMAL7890123" );
em.persist( customer2 );
Customer customer3 = new Customer();
customer3.setEmail( "UNKNOWN" );
em.persist( customer3 );
});
EntityManager em = getOrCreateEntityManager();
CriteriaBuilder builder = em.getCriteriaBuilder();
CriteriaQuery<Tuple> query = builder.createTupleQuery();
Root<Customer> root = query.from( Customer.class );
Path<String> emailPath = root.get( "email" );
CriteriaBuilder.Case<EmailType> selectCase = builder.selectCase();
selectCase.when( builder.greaterThan( builder.length( emailPath ), 13 ), EmailType.LONG );
selectCase.when( builder.greaterThan( builder.length( emailPath ), 12 ), EmailType.NORMAL );
Expression<EmailType> emailType = selectCase.otherwise( EmailType.UNKNOWN );
query.multiselect( emailPath, emailType );
query.orderBy( builder.asc( emailPath ) );
List<Tuple> results = em.createQuery( query ).getResultList();
assertEquals( 3, results.size() );
assertEquals( "LONG5678901234", results.get( 0 ).get( 0 ) );
assertEquals( EmailType.LONG, results.get( 0 ).get( 1 ) );
assertEquals( "NORMAL7890123", results.get( 1 ).get( 0 ) );
assertEquals( EmailType.NORMAL, results.get( 1 ).get( 1 ) );
assertEquals( "UNKNOWN", results.get( 2 ).get( 0 ) );
assertEquals( EmailType.UNKNOWN, results.get( 2 ).get( 1 ) );
}
@Entity(name = "Customer") @Entity(name = "Customer")
@Table(name = "customer") @Table(name = "customer")
public static class Customer { public static class Customer {
@ -171,6 +216,7 @@ public class BasicSimpleCaseTest extends BaseEntityManagerFunctionalTestCase {
private String email; private String email;
@Id @Id
@GeneratedValue
public Integer getId() { public Integer getId() {
return id; return id;
} }
@ -187,4 +233,8 @@ public class BasicSimpleCaseTest extends BaseEntityManagerFunctionalTestCase {
this.email = email; this.email = email;
} }
} }
public enum EmailType {
LONG, NORMAL, UNKNOWN
}
} }