/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010 by Red Hat Inc and/or its affiliates or by
 * third-party contributors as indicated by either @author tags or express
 * copyright attribution statements applied by the authors.  All
 * third-party contributions are distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.test.annotations.beanvalidation;

import javax.validation.ConstraintViolation;
import javax.validation.ConstraintViolationException;
import java.math.BigDecimal;

import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;

import org.junit.Test;

import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

/**
 * @author Emmanuel Bernard
 */
public class HibernateTraversableResolverTest extends BaseCoreFunctionalTestCase {
	@Test
	public void testNonLazyAssocFieldWithConstraintsFailureExpected() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		Screen screen = new Screen();
		screen.setPowerSupply( null );
		try {
			s.persist( screen );
			s.flush();
			fail( "@NotNull on a non lazy association is not evaluated" );
		}
		catch ( ConstraintViolationException e ) {
			assertEquals( 1, e.getConstraintViolations().size() );
		}

		tx.rollback();
		s.close();
	}

	@Test
	public void testEmbedded() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		Screen screen = new Screen();
		PowerSupply ps = new PowerSupply();
		screen.setPowerSupply( ps );
		Button button = new Button();
		button.setName( null );
		button.setSize( 3 );
		screen.setStopButton( button );
		try {
			s.persist( screen );
			s.flush();
			fail( "@NotNull on embedded property is not evaluated" );
		}
		catch ( ConstraintViolationException e ) {
			assertEquals( 1, e.getConstraintViolations().size() );
			ConstraintViolation<?> cv = e.getConstraintViolations().iterator().next();
			assertEquals( Screen.class, cv.getRootBeanClass() );
			// toString works since hibernate validator's Path implementation works accordingly. Should do a Path comparison though
			assertEquals( "stopButton.name", cv.getPropertyPath().toString() );
		}

		tx.rollback();
		s.close();
	}

	@Test
	public void testToOneAssocNotValidated() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		Screen screen = new Screen();
		PowerSupply ps = new PowerSupply();
		ps.setPosition( "1" );
		ps.setPower( new BigDecimal( 350 ) );
		screen.setPowerSupply( ps );
		try {
			s.persist( screen );
			s.flush();
			fail( "Associated objects should not be validated" );
		}
		catch ( ConstraintViolationException e ) {
			assertEquals( 1, e.getConstraintViolations().size() );
			final ConstraintViolation constraintViolation = e.getConstraintViolations().iterator().next();
			assertEquals( PowerSupply.class, constraintViolation.getRootBeanClass() );
		}

		tx.rollback();
		s.close();
	}

	@Test
	public void testCollectionAssocNotValidated() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		Screen screen = new Screen();
		screen.setStopButton( new Button() );
		screen.getStopButton().setName( "STOOOOOP" );
		PowerSupply ps = new PowerSupply();
		screen.setPowerSupply( ps );
		Color c = new Color();
		c.setName( "Blue" );
		s.persist( c );
		c.setName( null );
		screen.getDisplayColors().add( c );
		try {
			s.persist( screen );
			s.flush();
			fail( "Associated objects should not be validated" );
		}
		catch ( ConstraintViolationException e ) {
			assertEquals( 1, e.getConstraintViolations().size() );
			final ConstraintViolation constraintViolation = e.getConstraintViolations().iterator().next();
			assertEquals( Color.class, constraintViolation.getRootBeanClass() );
		}

		tx.rollback();
		s.close();
	}

	@Test
	public void testEmbeddedCollection() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		Screen screen = new Screen();
		PowerSupply ps = new PowerSupply();
		screen.setPowerSupply( ps );
		DisplayConnector conn = new DisplayConnector();
		conn.setNumber( 0 );
		screen.getConnectors().add( conn );
		try {
			s.persist( screen );
			s.flush();
			fail( "Collection of embedded objects should be validated" );
		}
		catch ( ConstraintViolationException e ) {
			assertEquals( 1, e.getConstraintViolations().size() );
			final ConstraintViolation constraintViolation = e.getConstraintViolations().iterator().next();
			assertEquals( Screen.class, constraintViolation.getRootBeanClass() );
			// toString works since hibernate validator's Path implementation works accordingly. Should do a Path comparison though
			assertEquals( "connectors[].number", constraintViolation.getPropertyPath().toString() );
		}

		tx.rollback();
		s.close();
	}

	@Test
	public void testAssocInEmbeddedNotValidated() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		Screen screen = new Screen();
		screen.setStopButton( new Button() );
		screen.getStopButton().setName( "STOOOOOP" );
		PowerSupply ps = new PowerSupply();
		screen.setPowerSupply( ps );
		DisplayConnector conn = new DisplayConnector();
		conn.setNumber( 1 );
		screen.getConnectors().add( conn );
		final Display display = new Display();
		display.setBrand( "dell" );
		conn.setDisplay( display );
		s.persist( display );
		s.flush();
		try {
			display.setBrand( null );
			s.persist( screen );
			s.flush();
			fail( "Collection of embedded objects should be validated" );
		}
		catch ( ConstraintViolationException e ) {
			assertEquals( 1, e.getConstraintViolations().size() );
			final ConstraintViolation constraintViolation = e.getConstraintViolations().iterator().next();
			assertEquals( Display.class, constraintViolation.getRootBeanClass() );
		}

		tx.rollback();
		s.close();
	}

	@Override
	protected void configure(Configuration cfg) {
		super.configure( cfg );
		cfg.setProperty( "hibernate.validator.autoregister_listeners", "false" );
	}

	@Override
	protected Class<?>[] getAnnotatedClasses() {
		return new Class<?>[] {
				Button.class,
				Color.class,
				Display.class,
				DisplayConnector.class,
				PowerSupply.class,
				Screen.class
		};
	}
}