HHH-15990 Add test for issue

hibernate-core/src/test/java/org/hibernate/orm/test/notfound/NotFoundAndSelectJoinTest.java

@@ -0,0 +1,165 @@
+package org.hibernate.orm.test.notfound;
+
+import java.util.List;
+
+import org.hibernate.Hibernate;
+import org.hibernate.annotations.NotFound;
+import org.hibernate.annotations.NotFoundAction;
+
+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.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Tuple;
+
+import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+
+@DomainModel(
+		annotatedClasses = {
+				NotFoundAndSelectJoinTest.Person.class,
+				NotFoundAndSelectJoinTest.Address.class,
+		}
+)
+@SessionFactory(useCollectingStatementInspector = true)
+@TestForIssue(jiraKey = "HHH-15990")
+public class NotFoundAndSelectJoinTest {
+
+	@BeforeAll
+	public void setUp(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					Address address = new Address( 1l, "Texas", "Austin" );
+					Person person = new Person( 2l, "And", address );
+
+					session.persist( address );
+					session.persist( person );
+				}
+		);
+	}
+
+	@Test
+	public void testQuery(SessionFactoryScope scope) {
+		SQLStatementInspector statementInspector = (SQLStatementInspector) scope.getStatementInspector();
+		statementInspector.clear();
+		scope.inTransaction(
+				session -> {
+					List<Address> addresses = session.createQuery(
+									"select a from Address a where  a.state = :state",
+									Address.class
+							)
+							.setParameter( "state", "Texas" ).list();
+
+					assertThat( addresses.size() ).isEqualTo( 1 );
+					Address address = addresses.get( 0 );
+					Person person = address.getPerson();
+					assertThat( person ).isNotNull();
+					assertThat( Hibernate.isInitialized( person ) );
+
+					assertThat( statementInspector.getSqlQueries().size() ).isEqualTo( 1 );
+					assertThat( statementInspector.getNumberOfJoins( 0 ) ).isEqualTo( 1 );
+				}
+		);
+	}
+
+	@Test
+	public void testQueryWithJoin(SessionFactoryScope scope) {
+		SQLStatementInspector statementInspector = (SQLStatementInspector) scope.getStatementInspector();
+		statementInspector.clear();
+		scope.inTransaction(
+				session -> {
+					List<Tuple> tuples = session.createQuery(
+									"select a, p from Address a left join a.person p where a.state = :state",
+									Tuple.class
+							)
+							.setParameter( "state", "Texas" ).list();
+
+					assertThat( tuples.size() ).isEqualTo( 1 );
+					Tuple tuple = tuples.get( 0 );
+					Address address = tuple.get( 0, Address.class );
+
+					Person person = address.getPerson();
+					assertThat( person ).isNotNull();
+					assertThat( Hibernate.isInitialized( person ) );
+
+					Person p = tuple.get( 1, Person.class );
+					assertThat( p ).isEqualTo( person );
+					assertThat( p.getName() ).isEqualTo( "And" );
+
+					assertThat( statementInspector.getSqlQueries().size() ).isEqualTo( 1 );
+					assertThat( statementInspector.getNumberOfJoins( 0 ) ).isEqualTo( 1 );
+
+				}
+		);
+	}
+
+	@Entity(name = "Address")
+	public static class Address {
+		@Id
+		private Long id;
+
+		@ManyToOne
+		@NotFound(action = NotFoundAction.IGNORE)
+		private Person person;
+
+		private String state;
+		private String city;
+
+		public Address() {
+		}
+
+		public Address(Long id, String state, String city) {
+			this.id = id;
+			this.state = state;
+			this.city = city;
+		}
+
+		public Long getId() {
+			return id;
+		}
+
+		public Person getPerson() {
+			return person;
+		}
+
+		public String getState() {
+			return state;
+		}
+
+		public String getCity() {
+			return city;
+		}
+	}
+
+	@Entity(name = "Person")
+	public static class Person {
+		@Id
+		private Long id;
+
+		private String name;
+
+		public Person() {
+		}
+
+		public Person(Long id, String name, Address address) {
+			this.id = id;
+			this.name = name;
+			address.person = this;
+		}
+
+		public Long getId() {
+			return id;
+		}
+
+		public String getName() {
+			return name;
+		}
+
+	}
+}