HHH-19607 Add test for issue

Author: dreab8

hibernate-core/src/test/java/org/hibernate/orm/test/inheritance/embeddable/JoinInheritanceSelectJoinTest.java

@@ -0,0 +1,206 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.orm.test.inheritance.embeddable;
+
+import jakarta.persistence.CascadeType;
+import jakarta.persistence.Embeddable;
+import jakarta.persistence.Embedded;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+import jakarta.persistence.Inheritance;
+import jakarta.persistence.InheritanceType;
+import jakarta.persistence.ManyToMany;
+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.util.HashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+
+import static org.assertj.core.api.AssertionsForInterfaceTypes.assertThat;
+
+@DomainModel(
+		annotatedClasses = {
+				JoinInheritanceSelectJoinTest.Human.class,
+				JoinInheritanceSelectJoinTest.Parent.class,
+				JoinInheritanceSelectJoinTest.Child.class,
+		}
+)
+@SessionFactory
+@JiraKey("HHH-19607")
+class JoinInheritanceSelectJoinTest {
+
+	@BeforeEach
+	public void setup(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					Parent parent = new Parent( "Luigi", new Address( "Via Milano", "Roma" ) );
+					Child child = new Child( "Miriam" );
+					child.addParent( parent );
+					session.persist( child );
+				}
+		);
+	}
+
+	@AfterEach
+	public void teardown(SessionFactoryScope scope) {
+		scope.getSessionFactory().getSchemaManager().truncateMappedObjects();
+	}
+
+	@Test
+	void testSelect(SessionFactoryScope scope) {
+		scope.inTransaction( session -> {
+			List<Child> children = session
+					.createSelectionQuery(
+							"SELECT c FROM Child c LEFT JOIN c.parents p WHERE p.address is not null",
+							Child.class
+					)
+					.getResultList();
+
+			assertThat( children.size() ).isEqualTo( 1 );
+		} );
+	}
+
+	@Test
+	void testSelectWithParameters(SessionFactoryScope scope) {
+		scope.inTransaction( session -> {
+			List<Child> children = session
+					.createSelectionQuery(
+							"SELECT c FROM Child c LEFT JOIN c.parents p WHERE p.address = :address",
+							Child.class
+					)
+					.setParameter( "address", new Address( "Via Milano", "Roma" )  )
+					.getResultList();
+
+			assertThat( children.size() ).isEqualTo( 1 );
+		} );
+	}
+
+
+
+	@Entity(name = "Child")
+	public static class Child {
+
+		@Id
+		@GeneratedValue
+		private Long id;
+
+		private String name;
+
+		@ManyToMany(cascade = CascadeType.PERSIST)
+		private Set<Parent> parents = new HashSet<>();
+
+		public Child() {
+		}
+
+		public Child(String name) {
+			this.name = name;
+		}
+
+		public Long getId() {
+			return id;
+		}
+
+		public String getName() {
+			return name;
+		}
+
+		public Set<Parent> getParents() {
+			return parents;
+		}
+
+		public void addParent(Parent parent) {
+			this.parents.add( parent );
+		}
+	}
+
+	@Entity(name = "Human")
+	@Inheritance(strategy = InheritanceType.JOINED)
+	public static class Human {
+		@Id
+		@GeneratedValue
+		private Long id;
+
+		private String name;
+
+		@Embedded
+		private Address address;
+
+		public Human() {
+		}
+
+		public Human(String name, Address address) {
+			this.name = name;
+			this.address = address;
+		}
+
+		public Long getId() {
+			return id;
+		}
+
+		public String getName() {
+			return name;
+		}
+
+		public Address getAddress() {
+			return address;
+		}
+	}
+
+	@Entity(name = "Parent")
+	public static class Parent extends Human {
+		public Parent() {
+		}
+
+		public Parent(String name, Address address) {
+			super( name, address );
+		}
+	}
+
+	@Embeddable
+	public static class Address {
+		private String street;
+
+		private String city;
+
+		public Address() {
+		}
+
+		public Address(String street, String city) {
+			this.street = street;
+			this.city = city;
+		}
+
+		public String getStreet() {
+			return street;
+		}
+
+		public String getCity() {
+			return city;
+		}
+
+		@Override
+		public boolean equals(Object o) {
+			if ( o == null || getClass() != o.getClass() ) {
+				return false;
+			}
+			Address address = (Address) o;
+			return Objects.equals( street, address.street ) && Objects.equals( city, address.city );
+		}
+
+		@Override
+		public int hashCode() {
+			return Objects.hash( street, city );
+		}
+	}
+
+}