HHH-14874 Add test for issue

hibernate-core/src/test/java/org/hibernate/orm/test/bytecode/enhancement/lazy/group/BasicAttributesLazyGroupTest.java

@@ -0,0 +1,169 @@
+package org.hibernate.orm.test.bytecode.enhancement.lazy.group;
+
+import java.util.List;
+
+import org.hibernate.Hibernate;
+import org.hibernate.annotations.LazyGroup;
+import org.hibernate.cfg.AvailableSettings;
+import org.hibernate.cfg.Configuration;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.bytecode.enhancement.BytecodeEnhancerRunner;
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import jakarta.persistence.Basic;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+@RunWith(BytecodeEnhancerRunner.class)
+@TestForIssue(jiraKey = "HHH-14874")
+public class BasicAttributesLazyGroupTest extends BaseCoreFunctionalTestCase {
+
+	@Override
+	public Class<?>[] getAnnotatedClasses() {
+		return new Class[] { Review.class };
+	}
+
+	@Override
+	protected void configure(Configuration configuration) {
+		configuration.setProperty( AvailableSettings.USE_SECOND_LEVEL_CACHE, "false" );
+		configuration.setProperty( AvailableSettings.ENABLE_LAZY_LOAD_NO_TRANS, "true" );
+	}
+
+	@Before
+	public void setUp() {
+		inTransaction(
+				session -> {
+					Review review = new Review();
+					review.setComment( "My first review" );
+					review.setRating( Rating.ONE );
+					session.save( review );
+				}
+		);
+	}
+
+	@Test
+	public void testLoad() {
+		inTransaction( session -> {
+			final Review review = session.load( Review.class, 1L );
+
+			assertFalse( Hibernate.isPropertyInitialized( review, "rating" ) );
+			assertFalse( Hibernate.isPropertyInitialized( review, "comment" ) );
+
+			assertThat( review.getRating(), is( Rating.ONE ) );
+
+			assertTrue( Hibernate.isPropertyInitialized( review, "rating" ) );
+			assertFalse( Hibernate.isPropertyInitialized( review, "comment" ) );
+		} );
+	}
+
+	@Test
+	public void testLoad2() {
+		inTransaction( session -> {
+			final Review review = session.load( Review.class, 1L );
+
+			assertFalse( Hibernate.isPropertyInitialized( review, "rating" ) );
+			assertFalse( Hibernate.isPropertyInitialized( review, "comment" ) );
+
+			assertThat( review.getComment(), is( "My first review" ) );
+
+			assertTrue( Hibernate.isPropertyInitialized( review, "comment" ) );
+			assertFalse( Hibernate.isPropertyInitialized( review, "rating" ) );
+		} );
+	}
+
+	@Test
+	public void testLoad3() {
+		inTransaction( session -> {
+			final Review review = session.load( Review.class, 1L );
+
+			assertThat( review.getComment(), is( "My first review" ) );
+			assertThat( review.getRating(), is( Rating.ONE ) );
+		} );
+	}
+
+	@Test
+	public void testLoad4() {
+		inTransaction( session -> {
+			final Review review = session.load( Review.class, 1L );
+			assertThat( review.getRating(), is( Rating.ONE ) );
+			assertThat( review.getComment(), is( "My first review" ) );
+		} );
+	}
+
+	@Test
+	public void testHql() {
+		inTransaction( session -> {
+			final List<Review> reviews = session.createQuery( "select r from Review r" ).list();
+			assertThat( reviews.size(), is( 1 ) );
+
+			final Review review = reviews.get( 0 );
+			assertFalse( Hibernate.isPropertyInitialized( review, "rating" ) );
+			assertFalse( Hibernate.isPropertyInitialized( review, "comment" ) );
+
+			assertThat( review.getRating(), is( Rating.ONE ) );
+
+			assertTrue( Hibernate.isPropertyInitialized( review, "rating" ) );
+			assertFalse( Hibernate.isPropertyInitialized( review, "comment" ) );
+		} );
+	}
+
+
+	@Entity(name = "Review")
+	public static class Review {
+
+		@Id
+		@GeneratedValue(strategy = GenerationType.AUTO)
+		private Long id;
+
+		@Enumerated
+		@Basic(fetch = FetchType.LAZY)
+		private Rating rating;
+
+		@Basic(fetch = FetchType.LAZY)
+		@LazyGroup("comment")
+		@Column(name = "review_comment")
+		private String comment;
+
+		public Long getId() {
+			return id;
+		}
+
+		public void setId(Long id) {
+			this.id = id;
+		}
+
+		public Rating getRating() {
+			return rating;
+		}
+
+		public void setRating(Rating rating) {
+			this.rating = rating;
+		}
+
+		public String getComment() {
+			return comment;
+		}
+
+		public void setComment(String comment) {
+			this.comment = comment;
+		}
+	}
+
+	enum Rating {
+		ONE, TWO
+	}
+}