additional test for implicit instantiation with native SQL

Author: gavinking

hibernate-core/src/test/java/org/hibernate/orm/test/query/hql/ImplicitInstantiationTest.java

@@ -55,7 +55,7 @@ public void testRecordInstantiationWithoutAlias(SessionFactoryScope scope) {
 	}
 
 	@Test
-	public void testSqlRecordInstantiationWithoutAlias(SessionFactoryScope scope) {
+	public void testSqlRecordInstantiationWithoutMapping(SessionFactoryScope scope) {
 		scope.inTransaction(
 				session -> {
 					session.persist(new Thing(1L, "thing"));
@@ -69,6 +69,23 @@ public void testSqlRecordInstantiationWithoutAlias(SessionFactoryScope scope) {
 		);
 	}
 
+	@Test
+	public void testSqlRecordInstantiationWithMapping(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					session.persist(new Thing(1L, "thing"));
+					Record result = (Record) session.createNativeQuery( "select id, upper(name) as name from thingy_table", Record.class)
+							.addScalar("id", Long.class)
+							.addScalar("name", String.class)
+							.addSynchronizedEntityClass(Thing.class)
+							.getSingleResult();
+					assertEquals( result.id(), 1L );
+					assertEquals( result.name(), "THING" );
+					session.getTransaction().setRollbackOnly();
+				}
+		);
+	}
+
 	@Test
 	public void testTupleInstantiationWithAlias(SessionFactoryScope scope) {
 		scope.inTransaction(