HHH-18705 Test case

Author: cigaly

tooling/metamodel-generator/src/test/java/org/hibernate/processor/test/namedentity/Book.java

@@ -0,0 +1,18 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.processor.test.namedentity;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.NamedQuery;
+
+@Entity(name = "Liber")
+@NamedQuery(name = "findAllBooks", query = "from Liber")
+public class Book {
+	@Id
+	private Integer id;
+
+	private String name;
+}

tooling/metamodel-generator/src/test/java/org/hibernate/processor/test/namedentity/NamedEntityTest.java

@@ -0,0 +1,40 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.processor.test.namedentity;
+
+import jakarta.persistence.TypedQueryReference;
+import org.hibernate.processor.test.util.CompilationTest;
+import org.hibernate.processor.test.util.WithClasses;
+import org.junit.Test;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+
+import static org.hibernate.processor.test.util.TestUtil.assertMetamodelClassGeneratedFor;
+import static org.hibernate.processor.test.util.TestUtil.assertPresenceOfFieldInMetamodelFor;
+import static org.hibernate.processor.test.util.TestUtil.getFieldFromMetamodelFor;
+import static org.hibernate.processor.test.util.TestUtil.getMetaModelSourceAsString;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class NamedEntityTest extends CompilationTest {
+
+	@Test
+	@WithClasses(Book.class)
+	public void test() {
+		System.out.println( getMetaModelSourceAsString( Book.class ) );
+
+		assertMetamodelClassGeneratedFor( Book.class );
+
+		assertPresenceOfFieldInMetamodelFor( Book.class, "QUERY_FIND_ALL_BOOKS" );
+		final Field field = getFieldFromMetamodelFor( Book.class, "_findAllBooks_" );
+		assertEquals( TypedQueryReference.class, field.getType() );
+		final Type genericType = field.getGenericType();
+		assertTrue( genericType instanceof ParameterizedType );
+		final ParameterizedType parameterizedType = (ParameterizedType) genericType;
+		assertEquals( Book.class, parameterizedType.getActualTypeArguments()[0] );
+	}
+}