Add test case to for mapping the Java Month type to a MySQL tinyint column

Author: vladmihalcea

core/src/test/java/com/vladmihalcea/hpjp/hibernate/type/attributeconverter/MySQLYearAndMonthIntegerTest.java

@@ -0,0 +1,158 @@
+package com.vladmihalcea.hpjp.hibernate.type.attributeconverter;
+
+import com.vladmihalcea.hpjp.util.AbstractMySQLIntegrationTest;
+import io.hypersistence.utils.hibernate.type.DescriptorImmutableType;
+import io.hypersistence.utils.hibernate.type.basic.Iso8601MonthType;
+import io.hypersistence.utils.hibernate.type.basic.YearType;
+import io.hypersistence.utils.hibernate.type.basic.internal.Iso8601MonthMonthTypeDescriptor;
+import io.hypersistence.utils.hibernate.type.util.Configuration;
+import jakarta.persistence.*;
+import org.hibernate.HibernateException;
+import org.hibernate.Session;
+import org.hibernate.annotations.NaturalId;
+import org.hibernate.annotations.Type;
+import org.hibernate.type.descriptor.WrapperOptions;
+import org.hibernate.type.descriptor.java.AbstractClassJavaType;
+import org.hibernate.type.descriptor.java.YearJavaType;
+import org.hibernate.type.descriptor.jdbc.IntegerJdbcType;
+import org.hibernate.type.descriptor.jdbc.JdbcType;
+import org.hibernate.type.descriptor.jdbc.JdbcTypeIndicators;
+import org.hibernate.type.descriptor.jdbc.TinyIntJdbcType;
+import org.junit.Test;
+
+import java.sql.Types;
+import java.time.Month;
+import java.time.Year;
+import java.time.YearMonth;
+import java.util.Objects;
+import java.util.Properties;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author Vlad Mihalcea
+ */
+public class MySQLYearAndMonthIntegerTest extends AbstractMySQLIntegrationTest {
+
+    @Override
+    protected Class<?>[] entities() {
+        return new Class<?>[]{
+            Book.class
+        };
+    }
+
+    @Override
+    protected void beforeInit() {
+        executeStatement("drop table if exists book");
+        executeStatement("create table book (publishing_month tinyint, publishing_year int, id bigint not null auto_increment, isbn varchar(255), title varchar(255), primary key (id)) engine=InnoDB");
+        executeStatement("alter table book add constraint UK_book_isbn unique (isbn)");
+    }
+
+    @Override
+    protected void additionalProperties(Properties properties) {
+        properties.put("hibernate.hbm2ddl.auto", "validate");
+    }
+
+    @Test
+    public void test() {
+        doInJPA(entityManager -> {
+            Book book = new Book();
+            book.setIsbn("978-9730228236");
+            book.setTitle("High-Performance Java Persistence");
+            book.setPublishingYear(Year.of(2016));
+            book.setPublishingMonth(Month.of(10));
+
+            entityManager.persist(book);
+        });
+
+        doInJPA(entityManager -> {
+            Book book = entityManager
+                    .unwrap(Session.class)
+                    .bySimpleNaturalId(Book.class)
+                    .load("978-9730228236");
+
+            assertEquals(Year.of(2016), book.getPublishingYear());
+            assertEquals(Month.of(10), book.getPublishingMonth());
+        });
+
+        doInJPA(entityManager -> {
+            Book book = entityManager.createQuery("""
+                select b
+                from Book b
+                where
+                   b.title = :title and
+                   b.publishingYear = :publishingYear and
+                   b.publishingMonth = :publishingMonth
+                """, Book.class)
+            .setParameter("title", "High-Performance Java Persistence")
+            .setParameter("publishingYear", Year.of(2016))
+            .setParameter("publishingMonth", Month.of(10))
+            .getSingleResult();
+
+            assertEquals("978-9730228236", book.getIsbn());
+        });
+    }
+
+
+    @Entity(name = "Book")
+    @Table(name = "book")
+    public static class Book {
+
+        @Id
+        @GeneratedValue(strategy = GenerationType.IDENTITY)
+        private Long id;
+
+        @NaturalId
+        private String isbn;
+
+        private String title;
+
+        @Column(name = "publishing_year")
+        @Type(YearType.class)
+        private Year publishingYear;
+
+        @Column(name = "publishing_month", columnDefinition = "tinyint")
+        @Type(Iso8601MonthType.class)
+        private Month publishingMonth;
+
+        public Long getId() {
+            return id;
+        }
+
+        public void setId(Long id) {
+            this.id = id;
+        }
+
+        public String getIsbn() {
+            return isbn;
+        }
+
+        public void setIsbn(String isbn) {
+            this.isbn = isbn;
+        }
+
+        public String getTitle() {
+            return title;
+        }
+
+        public void setTitle(String title) {
+            this.title = title;
+        }
+
+        public Year getPublishingYear() {
+            return publishingYear;
+        }
+
+        public void setPublishingYear(Year publishingYear) {
+            this.publishingYear = publishingYear;
+        }
+
+        public Month getPublishingMonth() {
+            return publishingMonth;
+        }
+
+        public void setPublishingMonth(Month publishingMonth) {
+            this.publishingMonth = publishingMonth;
+        }
+    }
+}

core/src/test/java/com/vladmihalcea/hpjp/hibernate/type/attributeconverter/MySQLYearMonthIntegerTest.java

@@ -18,7 +18,7 @@ public class MySQLYearMonthIntegerTest extends AbstractMySQLIntegrationTest {
     @Override
     protected Class<?>[] entities() {
         return new Class<?>[]{
-                Book.class
+            Book.class
         };
     }
 

pom.xml

@@ -536,7 +536,7 @@
         <jackson.version>2.14.3</jackson.version>
 
         <flyway.version>6.4.4</flyway.version>
-        <hypersistence-utils.version>3.8.1</hypersistence-utils.version>
+        <hypersistence-utils.version>3.9.1</hypersistence-utils.version>
         <hypersistence-tsid.version>2.1.2</hypersistence-tsid.version>
 
         <blaze-persistence.version>1.6.13</blaze-persistence.version>