HHH-19874 Add test to show issue has been resolved

Author: dreab8

hibernate-core/src/test/java/org/hibernate/orm/test/query/SelectWithWrongResultTypeTest.java

@@ -14,6 +14,7 @@
 import jakarta.persistence.Table;
 import jakarta.persistence.Tuple;
 import jakarta.persistence.Version;
+import org.hibernate.Hibernate;
 import org.hibernate.InstantiationException;
 import org.hibernate.testing.orm.junit.DomainModel;
 import org.hibernate.testing.orm.junit.JiraKey;
@@ -29,6 +30,7 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 @DomainModel(
 		annotatedClasses = {
@@ -37,7 +39,6 @@
 		}
 )
 @SessionFactory
-@JiraKey("HHH-19868")
 public class SelectWithWrongResultTypeTest {
 
 	@BeforeEach
@@ -56,6 +57,7 @@ public void setUp(SessionFactoryScope scope) {
 	}
 
 	@AfterEach
+	@JiraKey("HHH-19868")
 	public void tearDown(SessionFactoryScope scope) {
 		scope.getSessionFactory().getSchemaManager().truncateMappedObjects();
 	}
@@ -84,6 +86,29 @@ void testSelectWithWrongResultType(SessionFactoryScope scope) {
 					.getResultList();
 			assertThat( resultList ).hasSize( 1 );
 		} ) );
+
+	}
+
+	@Test
+	@JiraKey("HHH-19874")
+	void testSelectWithArrayReturnType(SessionFactoryScope scope) {
+		scope.inTransaction( session -> {
+			List<Node> list = session.createSelectionQuery( "from Node order by id", Node.class ).getResultList();
+			assertThat( list ).hasSize( 2 );
+			assertThat( Hibernate.isInitialized( list.get( 0 ).elements ) ).isTrue();
+			assertThat( list.get( 0 ).elements ).hasSize( 3 );
+			assertThat( list.get( 1 ).elements ).isEmpty();
+		} );
+
+		scope.inTransaction( session -> {
+			List<Object[]> list = session.createSelectionQuery(
+							"select distinct n, e from Node n join n.elements e order by n.id", Object[].class )
+					.getResultList();
+			assertThat( list ).hasSize( 3 );
+			Object[] tup = list.get( 0 );
+			assertTrue( Hibernate.isInitialized( ((Node) tup[0]).elements ) );
+			assertThat( ((Node) tup[0]).elements ).hasSize( 3 );
+		} );
 	}
 
 	@Test