HHH-15091 Add test for issue

hibernate-core/src/test/java/org/hibernate/orm/test/annotations/onetomany/OneToManyJoinColumnsUniquenessTest.java

@@ -0,0 +1,103 @@
+package org.hibernate.orm.test.annotations.onetomany;
+
+import java.util.Set;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.jdbc.SQLStatementInspector;
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.SessionFactory;
+import org.hibernate.testing.orm.junit.SessionFactoryScope;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Embeddable;
+import jakarta.persistence.EmbeddedId;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.JoinColumns;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.OneToMany;
+import jakarta.persistence.PersistenceException;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+@DomainModel(
+		annotatedClasses = {
+				OneToManyJoinColumnsUniquenessTest.EntityA.class,
+				OneToManyJoinColumnsUniquenessTest.EntityB.class,
+		}
+)
+@SessionFactory(statementInspectorClass = SQLStatementInspector.class)
+@TestForIssue(jiraKey = "HHH-15091")
+public class OneToManyJoinColumnsUniquenessTest {
+
+	@Test
+	public void testInsertWithNullAssociationThrowPersistenceException(SessionFactoryScope scope) {
+		SQLStatementInspector statementInspector = (SQLStatementInspector) scope.getStatementInspector();
+		statementInspector.clear();
+		assertThrows(
+				PersistenceException.class, () ->
+						scope.inTransaction(
+								session -> {
+									EntityB entityB = new EntityB( 1l );
+									session.persist( entityB );
+								}
+						)
+		);
+		// check that no insert statement has bees executed
+		statementInspector.assertExecutedCount( 0 );
+	}
+
+	@Entity(name = "EntityA")
+	public static class EntityA {
+
+		@EmbeddedId
+		private PK id;
+
+		@OneToMany(mappedBy = "entityA", fetch = FetchType.LAZY)
+		private Set<EntityB> entityBs;
+
+		public EntityA() {
+		}
+	}
+
+	@Embeddable
+	public static class PK {
+		@Column(name = "id_1")
+		private String id1;
+		@Column(name = "id_2")
+		private String id2;
+
+		public PK() {
+		}
+
+		public PK(String id1, String id2) {
+			this.id1 = id1;
+			this.id2 = id2;
+		}
+	}
+
+	@Entity(name = "EntityB")
+	public static class EntityB {
+		@Id
+		private Long id;
+
+		@ManyToOne(fetch = FetchType.LAZY)
+		@JoinColumns(value = {
+				@JoinColumn(name = "b_to_a_1", referencedColumnName = "id_1", nullable = false)
+				,
+				@JoinColumn(name = "b_to_a_2", referencedColumnName = "id_2", nullable = false)
+		}
+		)
+		private EntityA entityA;
+
+		public EntityB() {
+		}
+
+		public EntityB(Long id) {
+			this.id = id;
+		}
+	}
+}