HHH-13722 Introducing a test case

hibernate-core/src/test/java/org/hibernate/test/mapping/joinformula/ChildEntity.java

@@ -0,0 +1,25 @@
+/*
+ * 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.mapping.joinformula;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+
+@Entity
+public class ChildEntity {
+
+    @Id
+    private Long id;
+
+    @Column(name = "PARENT_ID")
+    private Long parentId;
+
+    @Column
+    private String name;
+
+}

hibernate-core/src/test/java/org/hibernate/test/mapping/joinformula/JoinFormulaTest.java

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+/*
+ * 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.mapping.joinformula;
+
+import org.hibernate.Session;
+import org.hibernate.cfg.AvailableSettings;
+import org.hibernate.cfg.Configuration;
+
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+import org.junit.Test;
+
+public class JoinFormulaTest extends BaseCoreFunctionalTestCase {
+
+	@Override
+	protected Class[] getAnnotatedClasses() {
+		return new Class[] {
+				ParentEntity.class,
+				ChildEntity.class
+		};
+	}
+
+	@Override
+	protected void configure(Configuration configuration) {
+		super.configure( configuration );
+		configuration.setProperty( AvailableSettings.SHOW_SQL, Boolean.TRUE.toString() );
+		configuration.setProperty( AvailableSettings.FORMAT_SQL, Boolean.TRUE.toString() );
+	}
+
+	@Test
+	public void hhh13722Test() {
+		try (Session s = openSession()) {
+			//Nothing to do: the test just needs to verify that
+			//this can boot.
+		}
+	}
+
+}

hibernate-core/src/test/java/org/hibernate/test/mapping/joinformula/ParentEntity.java

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+/*
+ * 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.mapping.joinformula;
+
+import org.hibernate.annotations.JoinColumnOrFormula;
+import org.hibernate.annotations.JoinColumnsOrFormulas;
+import org.hibernate.annotations.JoinFormula;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+
+@Entity
+public class ParentEntity {
+
+    @Id
+    private Long id;
+
+    @OneToOne(targetEntity = ChildEntity.class, optional = false)
+    @JoinColumnsOrFormulas({
+            @JoinColumnOrFormula(column = @JoinColumn(name = "ID", referencedColumnName = "PARENT_ID", insertable = false, updatable = false)),
+            @JoinColumnOrFormula(formula = @JoinFormula(referencedColumnName = "NAME", value = "'Tom'"))
+    })
+    private ChildEntity tom;
+
+    @OneToOne(targetEntity = ChildEntity.class, optional = false)
+    @JoinColumnsOrFormulas({
+            @JoinColumnOrFormula(column = @JoinColumn(name = "ID", referencedColumnName = "PARENT_ID", insertable = false, updatable = false)),
+            @JoinColumnOrFormula(formula = @JoinFormula(referencedColumnName = "NAME", value = "'Ben'"))
+    })
+    private ChildEntity ben;
+
+}