<?php

namespace Gedmo\Tree;

use Doctrine\Common\Util\Debug,
    Tree\Fixture\Category,
    Tree\Fixture\Article,
    Tree\Fixture\Comment;

/**
 * These are tests for Tree behavior
 * 
 * @author Gediminas Morkevicius <gediminas.morkevicius@gmail.com>
 * @package Gedmo.Tree
 * @link http://www.gediminasm.org
 * @license MIT License (http://www.opensource.org/licenses/mit-license.php)
 */
class ConcurrencyTest extends \PHPUnit_Framework_TestCase
{
    const TEST_ENTITY_CATEGORY = "Tree\Fixture\Category";
    const TEST_ENTITY_ARTICLE = "Tree\Fixture\Article";
    const TEST_ENTITY_COMMENT = "Tree\Fixture\Comment";
    private $em;

    public function setUp()
    {        
        $config = new \Doctrine\ORM\Configuration();
        $config->setMetadataCacheImpl(new \Doctrine\Common\Cache\ArrayCache);
        $config->setQueryCacheImpl(new \Doctrine\Common\Cache\ArrayCache);
        $config->setProxyDir(__DIR__ . '/Proxy');
        $config->setProxyNamespace('Gedmo\Tree\Proxies');
        $config->setMetadataDriverImpl($config->newDefaultAnnotationDriver());

        $conn = array(
            'driver' => 'pdo_sqlite',
            'memory' => true,
        );

        //$config->setSQLLogger(new \Doctrine\DBAL\Logging\EchoSQLLogger());
        
        $evm = new \Doctrine\Common\EventManager();
        $treeListener = new TreeListener();
        $evm->addEventSubscriber($treeListener);
        $this->em = \Doctrine\ORM\EntityManager::create($conn, $config, $evm);

        $schemaTool = new \Doctrine\ORM\Tools\SchemaTool($this->em);
        $schemaTool->dropSchema(array());
        $schemaTool->createSchema(array(
            $this->em->getClassMetadata(self::TEST_ENTITY_CATEGORY),
            $this->em->getClassMetadata(self::TEST_ENTITY_ARTICLE),
            $this->em->getClassMetadata(self::TEST_ENTITY_COMMENT)
        ));
        $this->_populate();
    }
    
    public function testConcurrentEntitiesInOneFlush()
    {
        $sport = $this->em->getRepository(self::TEST_ENTITY_CATEGORY)->find(2);
        $sport->setTitle('Sport');
        
        $skiing = new Category();
        $skiing->setTitle('Skiing');
        $skiing->setParent($sport);
        
        $articleAboutSkiing = new Article();
        $articleAboutSkiing->setCategory($skiing);
        $articleAboutSkiing->setTitle('About Skiing');
        
        $aboutSkiingArticleComment = new Comment();
        $aboutSkiingArticleComment->setArticle($articleAboutSkiing);
        $aboutSkiingArticleComment->setMessage('hello');
        
        $carRacing = new Category();
        $carRacing->setParent($sport);
        $carRacing->setTitle('Car Racing');
        
        $articleCarRacing = new Article();
        $articleCarRacing->setCategory($carRacing);
        $articleCarRacing->setTitle('Car racing madness');
        
        $olympicSkiing = new Category();
        $olympicSkiing->setParent($skiing);
        $olympicSkiing->setTitle('Olympic Skiing Championship 2011');

        $this->em->persist($sport);
        $this->em->persist($skiing);
        $this->em->persist($articleAboutSkiing);
        $this->em->persist($aboutSkiingArticleComment);
        $this->em->persist($carRacing);
        $this->em->persist($articleCarRacing);
        $this->em->persist($olympicSkiing);
        $this->em->flush();
        $this->em->clear();
        
        $meta = $this->em->getClassMetadata(self::TEST_ENTITY_CATEGORY);
        $sport = $this->em->getRepository(self::TEST_ENTITY_CATEGORY)->find(2);
        $left = $meta->getReflectionProperty('lft')->getValue($sport);
        $right = $meta->getReflectionProperty('rgt')->getValue($sport);
        
        $this->assertEquals($left, 9);
        $this->assertEquals($right, 16);
        
        $skiing = $this->em->getRepository(self::TEST_ENTITY_CATEGORY)->find(6);
        $left = $meta->getReflectionProperty('lft')->getValue($skiing);
        $right = $meta->getReflectionProperty('rgt')->getValue($skiing);
        
        $this->assertEquals($left, 10);
        $this->assertEquals($right, 13);
    }
    
    public function testConcurrentTree()
    {        
        $meta = $this->em->getClassMetadata(self::TEST_ENTITY_CATEGORY);
        
        $root = $this->em->getRepository(self::TEST_ENTITY_CATEGORY)->find(1);
        $left = $meta->getReflectionProperty('lft')->getValue($root);
        $right = $meta->getReflectionProperty('rgt')->getValue($root);
        
        $this->assertEquals($left, 1);
        $this->assertEquals($right, 8);
        
        $root2 = $this->em->getRepository(self::TEST_ENTITY_CATEGORY)->find(2);
        $left = $meta->getReflectionProperty('lft')->getValue($root2);
        $right = $meta->getReflectionProperty('rgt')->getValue($root2);
        
        $this->assertEquals($left, 9);
        $this->assertEquals($right, 10);
        
        $child2Child = $this->em->getRepository(self::TEST_ENTITY_CATEGORY)->find(5);
        $left = $meta->getReflectionProperty('lft')->getValue($child2Child);
        $right = $meta->getReflectionProperty('rgt')->getValue($child2Child);
        
        $this->assertEquals($left, 5);
        $this->assertEquals($right, 6);
        
        $child2Parent = $child2Child->getParent();
        $child2Parent->getId(); // initialize if proxy
        $left = $meta->getReflectionProperty('lft')->getValue($child2Parent);
        $right = $meta->getReflectionProperty('rgt')->getValue($child2Parent);
        
        $this->assertEquals($left, 4);
        $this->assertEquals($right, 7);
    }
    
    protected function _populate()
    {
        $root = new Category();
        $root->setTitle("Root");
        
        $root2 = new Category();
        $root2->setTitle("Root2");
        
        $child = new Category();
        $child->setTitle("child");
        $child->setParent($root);
        
        $child2 = new Category();
        $child2->setTitle("child2");
        $child2->setParent($root);
        
        $childsChild = new Category();
        $childsChild->setTitle("childs2_child");
        $childsChild->setParent($child2);
        
        $this->em->persist($root);
        $this->em->persist($root2);
        $this->em->persist($child);
        $this->em->persist($child2);
        $this->em->persist($childsChild);
        $this->em->flush();
        $this->em->clear();
    }
}