package org.hibernate.bugs;

import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.OneToOne;
import javax.persistence.Table;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.testing.junit4.BaseUnitTestCase;
import org.junit.Before;
import org.junit.Test;

public class Hhh3930 extends BaseUnitTestCase {
	@Entity
	@Table(name = "Address")
	public static class Address {
		@Id
		@GeneratedValue(strategy = GenerationType.AUTO)
		private Long id;

		@OneToOne(mappedBy = "address")
		private Customer customer;
	}

	@Entity
	@Table(name = "Customer")
	public static class Customer {
		@Id
		@GeneratedValue(strategy = GenerationType.AUTO)
		private Long id;

		@OneToOne(fetch = FetchType.EAGER, cascade = CascadeType.ALL)
		private Address address = new Address();

		public Long getId() {
			return id;
		}
	}

	private Configuration config;
	private SessionFactory sessionFactory;

	@SuppressWarnings("deprecation")
	@Before
	public void setup() {
		config = new Configuration();
		config.addAnnotatedClass(Customer.class);
		config.addAnnotatedClass(Address.class);

		config.setProperty("hibernate.connection.driver_class", "org.hsqldb.jdbcDriver");
		config.setProperty("hibernate.connection.url", "jdbc:hsqldb:mem:myunittests");
		config.setProperty("hibernate.connection.username", "sa");
		config.setProperty("hibernate.connection.password", "");
		config.setProperty("hibernate.connection.pool_size", "1");
		config.setProperty("hibernate.current_session_context_class", "thread");
		config.setProperty("hibernate.hbm2ddl.auto", "update");
		config.setProperty("hibernate.dialect", "org.hibernate.dialect.HSQLDialect");
		config.setProperty("hibernate.show_sql", "true");

		sessionFactory = config.buildSessionFactory();
	}

	@Test
	public void persistentities() {
		Customer c = new Customer();
		Address a = new Address();
		c.address = a;
		a.customer = c;

		Session session = sessionFactory.getCurrentSession();
		Transaction transaction = session.beginTransaction();
		session.save(c);
		transaction.commit();

		session = sessionFactory.getCurrentSession();
		transaction = session.beginTransaction();

		System.out.println("Before retrieve");
		@SuppressWarnings("unchecked")
		List<Customer> list = session.createCriteria(Customer.class).list();
		System.out.println("After retrieve");
		System.out.println(list);
	}
}