HHH-15523 Test case showing schema is missing in map key subquery

Author: beikov

hibernate-core/src/test/java/org/hibernate/test/jpa/ql/MapKeySubquerySchemaTest.java

@@ -0,0 +1,57 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.jpa.ql;
+
+import java.util.Properties;
+
+import org.hibernate.cfg.AvailableSettings;
+import org.hibernate.cfg.Configuration;
+import org.hibernate.dialect.H2Dialect;
+import org.hibernate.persister.collection.QueryableCollection;
+
+import org.hibernate.testing.RequiresDialect;
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+import org.hibernate.test.jpa.MapContent;
+import org.hibernate.test.jpa.MapOwner;
+import org.hibernate.test.jpa.Relationship;
+import org.junit.Assert;
+import org.junit.Test;
+
+@RequiresDialect(H2Dialect.class)
+public class MapKeySubquerySchemaTest extends BaseCoreFunctionalTestCase {
+
+	private static final String CUSTOM_SCHEMA = "CUSTOM_SCHEMA";
+
+	@Test
+	@TestForIssue( jiraKey = "HHH-15523")
+	public void testMapKeyLoad() {
+		final QueryableCollection collectionPersister = (QueryableCollection) sessionFactory().getMetamodel()
+				.collectionPersister( MapOwner.class.getName() + ".contents" );
+		Assert.assertEquals(
+				"(select a1.relationship_id from " + CUSTOM_SCHEMA + ".MapContent a1 where a1.id=contents_id)",
+				collectionPersister.getIndexFormulas()[0]
+		);
+	}
+
+	@Override
+	protected void configure(Configuration configuration) {
+		final Properties properties = new Properties();
+		properties.put( AvailableSettings.DEFAULT_SCHEMA, CUSTOM_SCHEMA );
+		configuration.addProperties( properties );
+	}
+
+	@Override
+	protected String createSecondSchema() {
+		return CUSTOM_SCHEMA;
+	}
+
+	@Override
+	protected Class[] getAnnotatedClasses() {
+		return new Class[] { MapOwner.class, MapContent.class, Relationship.class};
+	}
+}