HHH-4724 add tests on Tuple

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@18300 1b8cb986-b30d-0410-93ca-fae66ebed9b2

entitymanager/src/test/java/org/hibernate/ejb/criteria/tuple/Customer.java

@@ -0,0 +1,43 @@
+package org.hibernate.ejb.criteria.tuple;
+
+import javax.persistence.Table;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.GeneratedValue;
+
+/**
+ * @author Emmanuel Bernard
+ */
+@Entity
+@Table(name="tup_cust")
+public class Customer {
+	private Long id;
+	private String name;
+	private Integer age;
+
+	@Id
+	@GeneratedValue
+	public Long getId() {
+		return id;
+	}
+
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public Integer getAge() {
+		return age;
+	}
+
+	public void setAge(Integer age) {
+		this.age = age;
+	}
+}

entitymanager/src/test/java/org/hibernate/ejb/criteria/tuple/TupleCriteriaTest.java

@@ -0,0 +1,74 @@
+package org.hibernate.ejb.criteria.tuple;
+
+import java.util.List;
+import javax.persistence.EntityManager;
+import javax.persistence.Tuple;
+import javax.persistence.TupleElement;
+import javax.persistence.criteria.CriteriaBuilder;
+import javax.persistence.criteria.Root;
+import javax.persistence.criteria.CriteriaQuery;
+import javax.persistence.criteria.Path;
+
+import org.hibernate.ejb.test.TestCase;
+
+/**
+ * @author Emmanuel Bernard
+ */
+public class TupleCriteriaTest extends TestCase {
+	public void testArray() {
+		EntityManager em = factory.createEntityManager();
+		Customer c1 = new Customer();
+		c1.setAge( 18 );
+		c1.setName( "Bob" );
+		em.getTransaction().begin();
+		em.persist( c1 );
+		em.flush();
+
+		final CriteriaBuilder cb = em.getCriteriaBuilder();
+		CriteriaQuery<Object[]> q = cb.createQuery(Object[].class);
+		Root<Customer> c = q.from(Customer.class);
+		q.select( cb.array( c.get(Customer_.name), c.get(Customer_.age) ) );
+		List<Object[]> result = em.createQuery(q).getResultList();
+
+		assertEquals( 1, result.size() );
+		assertEquals( c1.getName(), result.get( 0 )[0] );
+		assertEquals( c1.getAge(), result.get( 0 )[1] );
+
+		em.getTransaction().rollback();
+		em.close();
+	}
+
+
+	public void testTuple() {
+		EntityManager em = factory.createEntityManager();
+		Customer c1 = new Customer();
+		c1.setAge( 18 );
+		c1.setName( "Bob" );
+		em.getTransaction().begin();
+		em.persist( c1 );
+		em.flush();
+
+		final CriteriaBuilder cb = em.getCriteriaBuilder();
+
+		CriteriaQuery<Tuple> q = cb.createTupleQuery();
+		Root<Customer> c = q.from(Customer.class);
+		Path<String> tname = c.get(Customer_.name);
+		q.multiselect(  tname, c.get(Customer_.age).alias("age") );
+		List<Tuple> result = em.createQuery(q).getResultList();
+
+		assertEquals( 1, result.size() );
+		//FIXME uncomment when HHH-4724 is fixed
+//		assertEquals( c1.getName(), result.get(0).get(tname) );
+//		assertEquals( c1.getAge(), result.get(0).get("age") );
+				
+
+		em.getTransaction().rollback();
+		em.close();
+	}
+
+	public Class[] getAnnotatedClasses() {
+		return new Class[] {
+				Customer.class
+		};
+	}
+}