HHH-19524 Add test for issue

Author: dreab8

hibernate-core/src/test/java/org/hibernate/orm/test/jpa/query/NativeQueryJoinTest.java

@@ -0,0 +1,166 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.orm.test.jpa.query;
+
+import jakarta.persistence.CascadeType;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.OneToOne;
+import jakarta.persistence.Table;
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.JiraKey;
+import org.hibernate.testing.orm.junit.SessionFactory;
+import org.hibernate.testing.orm.junit.SessionFactoryScope;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.math.BigDecimal;
+import java.util.List;
+
+import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+
+@DomainModel(
+		annotatedClasses = {
+				NativeQueryJoinTest.Order.class,
+				NativeQueryJoinTest.OrderInfo.class,
+		}
+)
+@SessionFactory
+@JiraKey("HHH-19524")
+public class NativeQueryJoinTest {
+
+	private static final long ORDER_ID = 1L;
+	private static final long ORDER_INFO_ID = 2L;
+	private static final String ORDER_INFO_DESCRIPTION = "first order";
+
+	@BeforeEach
+	public void setup(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					OrderInfo additionalInfo = new OrderInfo(
+							new BigDecimal( ORDER_INFO_ID ),
+							ORDER_INFO_DESCRIPTION
+					);
+					Order order = new Order( ORDER_ID, 1L, additionalInfo );
+					session.persist( order );
+				}
+		);
+	}
+
+	@AfterEach
+	public void teardown(SessionFactoryScope scope) {
+		scope.getSessionFactory().getSchemaManager().truncateMappedObjects();
+	}
+
+	@Test
+	public void testFind(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					Order order = session.find( Order.class, ORDER_ID );
+					OrderInfo additionalInfo = order.getOrderInfo();
+					assertThat( additionalInfo.getDescription() ).isEqualTo( ORDER_INFO_DESCRIPTION );
+				} );
+	}
+
+	@Test
+	public void testQuery(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					List<Long> ids = session.createQuery("select o.orderId from Order o", Long.class ).list();
+					session.createMutationQuery( "update Order set description = :des" ).setParameter( "des", "abc" ).executeUpdate();
+				} );
+	}
+
+	@Test
+	public void testNativeQuery(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					String query = "select o.* from ORDER_TABLE o where o.ORDER_ID = ?1";
+					List<Order> orders = session.createNativeQuery( query, Order.class )
+							.setParameter( 1, ORDER_ID )
+							.list();
+					Order order = orders.get( 0 );
+					OrderInfo additionalInfo = order.getOrderInfo();
+					assertThat( additionalInfo.getDescription() ).isEqualTo( ORDER_INFO_DESCRIPTION );
+				} );
+	}
+
+	@Table(name = "ORDER_TABLE")
+	@Entity(name = "Order")
+	public static class Order {
+
+		@Id
+		@Column(name = "ORDER_ID")
+		private Long orderId;
+
+		private long orderNumber;
+
+		private String description;
+
+		@OneToOne(mappedBy = "order", fetch = FetchType.LAZY, cascade = CascadeType.PERSIST)
+		private OrderInfo orderInfo;
+
+		public Order() {
+		}
+
+		public Long getOrderId() {
+			return orderId;
+		}
+
+		public long getOrderNumber() {
+			return orderNumber;
+		}
+
+		public OrderInfo getOrderInfo() {
+			return orderInfo;
+		}
+
+		public Order(Long orderId, long orderNumber, OrderInfo additionalInfo) {
+			this.orderId = orderId;
+			this.orderNumber = orderNumber;
+			this.orderInfo = additionalInfo;
+			additionalInfo.order = this;
+		}
+	}
+
+	@Entity(name = "OrderInfo")
+	@Table(name = "ORDER_INFO_TABLE")
+	public static class OrderInfo {
+
+		@Id
+		@Column(name = "ORDER_INFO_ID")
+		private BigDecimal orderInfoId;
+
+		private String description;
+
+		@OneToOne(fetch = FetchType.LAZY)
+		@JoinColumn(name = "ORDER_ID")
+		private Order order;
+
+		public OrderInfo() {
+		}
+
+		public OrderInfo(BigDecimal orderInfoId, String description) {
+			this.orderInfoId = orderInfoId;
+			this.description = description;
+		}
+
+		public BigDecimal getOrderInfoId() {
+			return orderInfoId;
+		}
+
+		public String getDescription() {
+			return description;
+		}
+
+		public Order getOrder() {
+			return order;
+		}
+	}
+}