HHH-15517 Testcase for temporary table prefixing the qualified table name instead of just table name

hibernate-core/src/test/java/org/hibernate/orm/test/persister/entity/TemporaryTableSchemaTest.java

@@ -0,0 +1,97 @@
+/*
+ * 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.orm.test.persister.entity;
+
+import org.hibernate.cfg.AvailableSettings;
+import org.hibernate.dialect.H2Dialect;
+import org.hibernate.dialect.temptable.TemporaryTable;
+import org.hibernate.engine.spi.SessionFactoryImplementor;
+import org.hibernate.query.sqm.mutation.internal.temptable.GlobalTemporaryTableInsertStrategy;
+import org.hibernate.query.sqm.mutation.internal.temptable.LocalTemporaryTableInsertStrategy;
+import org.hibernate.query.sqm.mutation.internal.temptable.PersistentTableInsertStrategy;
+import org.hibernate.query.sqm.mutation.spi.SqmMultiTableInsertStrategy;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.RequiresDialect;
+import org.hibernate.testing.orm.junit.ServiceRegistry;
+import org.hibernate.testing.orm.junit.SessionFactory;
+import org.hibernate.testing.orm.junit.SessionFactoryScope;
+import org.hibernate.testing.orm.junit.Setting;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.SecondaryTable;
+import jakarta.persistence.Table;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+@RequiresDialect(H2Dialect.class)
+@ServiceRegistry(settings = {
+		@Setting( name = AvailableSettings.DEFAULT_SCHEMA, value = TemporaryTableSchemaTest.CUSTOM_SCHEMA),
+		@Setting( name = AvailableSettings.HBM2DDL_CREATE_SCHEMAS, value = "true")
+})
+@DomainModel(annotatedClasses = {
+		TemporaryTableSchemaTest.Bar.class
+})
+@SessionFactory
+public class TemporaryTableSchemaTest {
+
+	static final String CUSTOM_SCHEMA = "CUSTOM_SCHEMA";
+
+	@Test
+	@TestForIssue( jiraKey = "HHH-15517")
+	public void test(SessionFactoryScope scope) {
+		final SessionFactoryImplementor sessionFactory = scope.getSessionFactory();
+		final SqmMultiTableInsertStrategy insertStrategy = sessionFactory
+				.getRuntimeMetamodels()
+				.getMappingMetamodel()
+				.getEntityDescriptor( Bar.class )
+				.getSqmMultiTableInsertStrategy();
+		final TemporaryTable temporaryTable;
+		if ( insertStrategy instanceof LocalTemporaryTableInsertStrategy ) {
+			temporaryTable = ( (LocalTemporaryTableInsertStrategy) insertStrategy ).getTemporaryTable();
+		}
+		else if ( insertStrategy instanceof GlobalTemporaryTableInsertStrategy ) {
+			temporaryTable = ( (GlobalTemporaryTableInsertStrategy) insertStrategy ).getTemporaryTable();
+		}
+		else if ( insertStrategy instanceof PersistentTableInsertStrategy ) {
+			temporaryTable = ( (PersistentTableInsertStrategy) insertStrategy ).getTemporaryTable();
+		}
+		else {
+			temporaryTable = null;
+		}
+		if ( temporaryTable == null ) {
+			assertFalse( sessionFactory.getJdbcServices().getDialect().supportsTemporaryTables() );
+			return;
+		}
+		assertTrue(
+				temporaryTable.getQualifiedTableName().startsWith( "CUSTOM_SCHEMA" ),
+				"Formula should not contain {} characters"
+		);
+	}
+
+
+	@Entity(name = "BAR")
+	@Table(name = "BAR")
+	@SecondaryTable( name = "BAR2")
+	public static class Bar {
+
+		@Id
+		@Column(name = "ID")
+		public Integer id;
+
+		@Column(name = "name")
+		public String name;
+
+		@Column(name = "name2", table = "BAR2")
+		public String name2;
+	}
+}