HHH-16230 Add test for issue
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package org.hibernate.orm.test.caching;
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import java.util.List;
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import org.hibernate.annotations.BatchSize;
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import org.hibernate.annotations.Cache;
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import org.hibernate.annotations.CacheConcurrencyStrategy;
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import org.hibernate.annotations.Fetch;
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import org.hibernate.annotations.FetchMode;
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import org.hibernate.cfg.AvailableSettings;
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import org.hibernate.testing.TestForIssue;
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import org.hibernate.testing.orm.junit.EntityManagerFactoryScope;
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import org.hibernate.testing.orm.junit.Jpa;
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import org.hibernate.testing.orm.junit.Setting;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import jakarta.persistence.Cacheable;
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import jakarta.persistence.Entity;
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import jakarta.persistence.GeneratedValue;
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import jakarta.persistence.Id;
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import jakarta.persistence.ManyToOne;
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import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
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@Jpa(
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annotatedClasses = {
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CachingWithBatchAndFetchModeSelectTest.Category.class
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},
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integrationSettings = {
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@Setting(name = AvailableSettings.USE_SECOND_LEVEL_CACHE, value = "true"),
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@Setting(name = AvailableSettings.BATCH_VERSIONED_DATA, value = "true")
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}
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)
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@TestForIssue(jiraKey = "HHH-16230")
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public class CachingWithBatchAndFetchModeSelectTest {
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public final static String CATEGORY_A_NAME = "A";
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public final static String CATEGORY_B_NAME = "B";
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public final static String CATEGORY_C_NAME = "C";
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@BeforeAll
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public void setUp(EntityManagerFactoryScope scope) {
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scope.inTransaction(
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entityManager -> {
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Category categoryA = new Category( CATEGORY_A_NAME );
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entityManager.persist( categoryA );
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Category categoryB = new Category( CATEGORY_B_NAME, categoryA );
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entityManager.persist( categoryB );
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Category categoryC = new Category( CATEGORY_C_NAME );
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entityManager.persist( categoryC );
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}
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);
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}
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@Test
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public void testSelectAll(EntityManagerFactoryScope scope) {
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scope.inTransaction(
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entityManager -> {
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List<Category> categories =
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entityManager.createQuery( "Select c from Category c order by c.name", Category.class )
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.getResultList();
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Category categoryA = categories.get( 0 );
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assertThat( categoryA.getName() ).isEqualTo( CATEGORY_A_NAME );
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assertThat( categoryA.getParentCategory() ).isNull();
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Category categoryB = categories.get( 1 );
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Category parentCategory = categoryB.getParentCategory();
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assertThat( categoryB.getName() ).isEqualTo( CATEGORY_B_NAME );
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assertThat( parentCategory ).isNotNull();
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assertThat( parentCategory ).isEqualTo( categoryA );
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Category categoryC = categories.get( 2 );
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assertThat( categoryC.getName() ).isEqualTo( CATEGORY_C_NAME );
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assertThat( categoryC.getParentCategory() ).isNull();
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}
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);
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}
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@Entity(name = "Category")
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@BatchSize(size = 500)
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@Cacheable
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@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
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public static class Category {
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@Id
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@GeneratedValue
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private Long id;
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private String name;
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@ManyToOne
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@Fetch(value = FetchMode.SELECT)
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private Category parentCategory;
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public Category() {
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}
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public Category(String name) {
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this.name = name;
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}
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public Category(String name, Category parentCategory) {
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this.name = name;
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this.parentCategory = parentCategory;
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}
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public Long getId() {
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return id;
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}
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public String getName() {
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return name;
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}
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public Category getParentCategory() {
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return parentCategory;
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}
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}
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}
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