Various code cleanup

hibernate-core/src/test/java/org/hibernate/orm/test/mapping/formula/SchemaSubstitutionTests.java

@@ -0,0 +1,72 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.orm.test.mapping.formula;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import org.hibernate.annotations.Formula;
+import org.hibernate.cfg.MappingSettings;
+import org.hibernate.dialect.H2Dialect;
+import org.hibernate.engine.spi.SessionFactoryImplementor;
+import org.hibernate.metamodel.mapping.AttributeMapping;
+import org.hibernate.metamodel.mapping.SelectableMapping;
+import org.hibernate.persister.entity.EntityPersister;
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.DomainModelScope;
+import org.hibernate.testing.orm.junit.Jira;
+import org.hibernate.testing.orm.junit.RequiresDialect;
+import org.hibernate.testing.orm.junit.ServiceRegistry;
+import org.hibernate.testing.orm.junit.Setting;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * @author Steve Ebersole
+ */
+@Jira( "https://hibernate.atlassian.net/browse/HHH-12227" )
+@RequiresDialect( value = H2Dialect.class, comment = "Not dialect specific" )
+@SuppressWarnings("JUnitMalformedDeclaration")
+public class SchemaSubstitutionTests {
+	@Test
+	@ServiceRegistry( settings = @Setting( name = MappingSettings.DEFAULT_SCHEMA, value = "my_schema" ) )
+	@DomainModel( annotatedClasses = Thing.class )
+	void testWithSchema(DomainModelScope modelScope) {
+		try (SessionFactoryImplementor sessionFactory = (SessionFactoryImplementor) modelScope.getDomainModel().buildSessionFactory()) {
+			final EntityPersister persister = sessionFactory.getMappingMetamodel().getEntityDescriptor( Thing.class );
+			final AttributeMapping attributeMapping = persister.findAttributeMapping( "externalName" );
+			verifyFormula( attributeMapping, true );
+		}
+	}
+
+	@Test
+	@ServiceRegistry
+	@DomainModel( annotatedClasses = Thing.class )
+	void testWithoutSchema(DomainModelScope modelScope) {
+		try (SessionFactoryImplementor sessionFactory = (SessionFactoryImplementor) modelScope.getDomainModel().buildSessionFactory()) {
+			final EntityPersister persister = sessionFactory.getMappingMetamodel().getEntityDescriptor( Thing.class );
+			final AttributeMapping attributeMapping = persister.findAttributeMapping( "externalName" );
+			verifyFormula( attributeMapping, false );
+		}
+	}
+
+	private void verifyFormula(AttributeMapping attributeMapping, boolean expectSchema) {
+		final SelectableMapping selectable = attributeMapping.getSelectable( 0 );
+		assertThat( selectable.isFormula() ).isTrue();
+		assertThat( selectable.getSelectionExpression() ).doesNotContain( "{h-schema}" );
+		assertThat( selectable.getSelectionExpression().contains( "my_schema" ) ).isEqualTo( expectSchema );
+	}
+
+	@Entity(name="Thing")
+	@Table(name="things")
+	public static class Thing {
+		@Id
+		private Integer id;
+		private String name;
+		@Formula( "select name from {h-schema}externals" )
+		private String externalName;
+	}
+}