HHH-16959 Add test for issue

hibernate-core/src/test/java/org/hibernate/orm/test/embeddable/NestedEmbeddableWithLockingDeletionTest.java

@@ -0,0 +1,224 @@
+package org.hibernate.orm.test.embeddable;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+import java.util.List;
+
+import org.hibernate.annotations.DynamicUpdate;
+import org.hibernate.annotations.OptimisticLockType;
+import org.hibernate.annotations.OptimisticLocking;
+import org.hibernate.cfg.AvailableSettings;
+
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.JiraKey;
+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.AfterEach;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Embeddable;
+import jakarta.persistence.Embedded;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.IdClass;
+import jakarta.persistence.Table;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@DomainModel(
+		annotatedClasses = {
+				NestedEmbeddableWithLockingDeletionTest.Product.class,
+
+		}
+)
+@SessionFactory
+@ServiceRegistry(
+		settings = {
+				@Setting(name = AvailableSettings.STATEMENT_BATCH_SIZE, value = "20")
+		}
+)
+@JiraKey("HHH-16959")
+public class NestedEmbeddableWithLockingDeletionTest {
+
+	@AfterEach
+	public void tearDown(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session ->
+						session.createMutationQuery( "delete from Product" ).executeUpdate()
+		);
+	}
+
+	@Test
+	public void shouldDeleteAllProducts(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					TypeOneBenefit typeOneBenefit = new TypeOneBenefit( BigDecimal.TEN );
+					Product product = new Product( "ID1", new Benefits( typeOneBenefit, null ), "test" );
+					session.persist( product );
+
+					Product product2 = new Product( "ID2", new Benefits( null, "data" ) );
+
+					session.persist( product2 );
+
+					Product product3 = new Product( "ID3", null, "test" );
+					session.persist( product3 );
+				}
+		);
+
+		deleteAllProducts( scope );
+
+		assertProductsHaveBeenDeleted( scope );
+	}
+
+	@Test
+	public void shouldDeleteOneProduct1(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					Product product = new Product( "ID1", new Benefits( null, "data" ) );
+					session.persist( product );
+				}
+		);
+
+		deleteAllProducts( scope );
+
+		assertProductsHaveBeenDeleted( scope );
+
+	}
+
+	@Test
+	public void shouldDeleteOneProduct2(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					Product product = new Product( "ID1", null, "test" );
+					session.persist( product );
+
+				}
+		);
+
+		deleteAllProducts( scope );
+
+		assertProductsHaveBeenDeleted( scope );
+	}
+
+	@Test
+	public void shouldDeleteOneProduct3(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					TypeOneBenefit typeOneBenefit = new TypeOneBenefit( BigDecimal.TEN );
+					Product product = new Product( "ID1", new Benefits( typeOneBenefit, null ), "test" );
+					session.persist( product );
+				}
+		);
+
+		deleteAllProducts( scope );
+
+		assertProductsHaveBeenDeleted( scope );
+
+	}
+
+	private static void deleteAllProducts(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					List<Product> products = session.createQuery(
+							"select p from Product p",
+							Product.class
+					).list();
+
+					products.forEach(
+							p -> {
+								session.remove( p );
+							}
+					);
+				}
+		);
+	}
+
+	private static void assertProductsHaveBeenDeleted(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					List<Product> products = session.createQuery( "select  p from Product p", Product.class ).list();
+					assertThat( products.size() ).isEqualTo( 0 );
+				}
+		);
+	}
+
+	@IdClass(ProductPK.class)
+	@Entity(name = "Product")
+	@OptimisticLocking(type = OptimisticLockType.ALL)
+	@DynamicUpdate
+	@Table(name = "PRODUCTS")
+	public static class Product {
+
+		@Id
+		private String productId;
+
+
+		private String description;
+
+		@Embedded
+		private Benefits benefits;
+
+		public Product() {
+		}
+
+		public Product(String productId) {
+			this.productId = productId;
+		}
+
+		public Product(String productId, Benefits benefits) {
+			this.productId = productId;
+			this.benefits = benefits;
+		}
+
+		public Product(String productId, Benefits benefits, String description) {
+			this.productId = productId;
+			this.benefits = benefits;
+			this.description = description;
+		}
+	}
+
+	public static class ProductPK implements Serializable {
+		private String productId;
+
+		public ProductPK() {
+		}
+
+		public ProductPK(String productId) {
+			this.productId = productId;
+		}
+	}
+
+	@Embeddable
+	public static class Benefits {
+
+		@Embedded
+		TypeOneBenefit credit;
+
+		String data;
+
+		public Benefits() {
+		}
+
+		public Benefits(TypeOneBenefit credit, String data) {
+			this.credit = credit;
+			this.data = data;
+		}
+	}
+
+	@Embeddable
+	public static class TypeOneBenefit {
+		@Column(name = "BENEFIT_ONE_BASE_AMOUNT")
+		BigDecimal baseAmount;
+
+		public TypeOneBenefit() {
+		}
+
+		public TypeOneBenefit(BigDecimal baseAmount) {
+			this.baseAmount = baseAmount;
+		}
+	}
+
+}