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doctrine2/tests/Doctrine/Tests/ORM/Functional/IdentityMapTest.php
2009-10-09 14:27:35 +00:00

138 lines
4.8 KiB
PHP

<?php
namespace Doctrine\Tests\ORM\Functional;
use Doctrine\Tests\Models\CMS\CmsUser,
Doctrine\Tests\Models\CMS\CmsAddress,
Doctrine\Tests\Models\CMS\CmsPhonenumber,
Doctrine\ORM\Query;
require_once __DIR__ . '/../../TestInit.php';
/**
* IdentityMapTest
*
* Tests correct behavior and usage of the identity map. Local values and associations
* that are already fetched always prevail, unless explicitly refreshed.
*
* @author Roman Borschel <roman@code-factory.org>
*/
class IdentityMapTest extends \Doctrine\Tests\OrmFunctionalTestCase
{
protected function setUp() {
$this->useModelSet('cms');
parent::setUp();
}
public function testSingleValuedAssociationIdentityMapBehavior()
{
$address = new CmsAddress;
$address->country = 'de';
$address->zip = '12345';
$address->city = 'Berlin';
$user1 = new CmsUser;
$user1->status = 'dev';
$user1->username = 'romanb';
$user1->name = 'Roman B.';
$user2 = new CmsUser;
$user2->status = 'dev';
$user2->username = 'gblanco';
$user2->name = 'Guilherme Blanco';
$address->setUser($user1);
$this->_em->persist($address);
$this->_em->persist($user1);
$this->_em->persist($user2);
$this->_em->flush();
$this->assertSame($user1, $address->user);
//external update to CmsAddress
$this->_em->getConnection()->executeUpdate('update cms_addresses set user_id = ?', array($user2->getId()));
//select
$q = $this->_em->createQuery('select a, u from Doctrine\Tests\Models\CMS\CmsAddress a join a.user u');
$address2 = $q->getSingleResult();
$this->assertSame($address, $address2);
// Should still be $user1
$this->assertSame($user1, $address2->user);
$this->assertTrue($user2->address === null);
// But we want to have this external change!
// Solution 1: refresh(), broken atm!
//$this->_em->refresh($address2);
// Solution 2: Alternatively, a refresh query should work
$q = $this->_em->createQuery('select a, u from Doctrine\Tests\Models\CMS\CmsAddress a join a.user u');
$q->setHint(Query::HINT_REFRESH, true);
$address3 = $q->getSingleResult();
$this->assertSame($address, $address3); // should still be the same, always from identity map
// Now the association should be "correct", referencing $user2
$this->assertSame($user2, $address2->user);
$this->assertSame($user2->address, $address2); // check back reference also
// Attention! refreshes can result in broken bidirectional associations! this is currently expected!
// $user1 still points to $address2!
$this->assertSame($user1->address, $address2);
}
public function testCollectionValuedAssociationIdentityMapBehavior()
{
$user = new CmsUser;
$user->status = 'dev';
$user->username = 'romanb';
$user->name = 'Roman B.';
$phone1 = new CmsPhonenumber;
$phone1->phonenumber = 123;
$phone2 = new CmsPhonenumber;
$phone2->phonenumber = 234;
$phone3 = new CmsPhonenumber;
$phone3->phonenumber = 345;
$user->addPhonenumber($phone1);
$user->addPhonenumber($phone2);
$user->addPhonenumber($phone3);
$this->_em->persist($user); // cascaded to phone numbers
$this->_em->flush();
$this->assertEquals(3, count($user->getPhonenumbers()));
//external update to CmsAddress
$this->_em->getConnection()->executeUpdate('insert into cms_phonenumbers (phonenumber, user_id) VALUES (?,?)', array(999, $user->getId()));
//select
$q = $this->_em->createQuery('select u, p from Doctrine\Tests\Models\CMS\CmsUser u join u.phonenumbers p');
$user2 = $q->getSingleResult();
$this->assertSame($user, $user2);
// Should still be the same 3 phonenumbers
$this->assertEquals(3, count($user2->getPhonenumbers()));
// But we want to have this external change!
// Solution 1: refresh().
//$this->_em->refresh($user2); broken atm!
// Solution 2: Alternatively, a refresh query should work
$q = $this->_em->createQuery('select u, p from Doctrine\Tests\Models\CMS\CmsUser u join u.phonenumbers p');
$q->setHint(Query::HINT_REFRESH, true);
$user3 = $q->getSingleResult();
$this->assertSame($user, $user3); // should still be the same, always from identity map
// Now the collection should be refreshed with correct count
$this->assertEquals(4, count($user3->getPhonenumbers()));
}
}