289 lines
10 KiB
PHP
289 lines
10 KiB
PHP
<?php
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namespace Doctrine\Tests\ORM\Functional;
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use Doctrine\Tests\Models\CMS\CmsUser,
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Doctrine\Tests\Models\CMS\CmsAddress,
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Doctrine\Tests\Models\CMS\CmsPhonenumber,
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Doctrine\ORM\Query;
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require_once __DIR__ . '/../../TestInit.php';
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/**
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* IdentityMapTest
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*
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* Tests correct behavior and usage of the identity map. Local values and associations
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* that are already fetched always prevail, unless explicitly refreshed.
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*
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* @author Roman Borschel <roman@code-factory.org>
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*/
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class IdentityMapTest extends \Doctrine\Tests\OrmFunctionalTestCase
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{
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protected function setUp() {
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$this->useModelSet('cms');
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parent::setUp();
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}
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public function testBasicIdentityManagement()
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{
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$user = new CmsUser;
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$user->status = 'dev';
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$user->username = 'romanb';
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$user->name = 'Roman B.';
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$address = new CmsAddress;
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$address->country = 'de';
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$address->zip = 1234;
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$address->city = 'Berlin';
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$user->setAddress($address);
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$this->_em->persist($user);
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$this->_em->flush();
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$this->_em->clear();
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$user2 = $this->_em->find(get_class($user), $user->getId());
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$this->assertTrue($user2 !== $user);
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$user3 = $this->_em->find(get_class($user), $user->getId());
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$this->assertTrue($user2 === $user3);
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$address2 = $this->_em->find(get_class($address), $address->getId());
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$this->assertTrue($address2 !== $address);
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$address3 = $this->_em->find(get_class($address), $address->getId());
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$this->assertTrue($address2 === $address3);
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$this->assertTrue($user2->getAddress() === $address2); // !!!
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}
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public function testSingleValuedAssociationIdentityMapBehaviorWithRefresh()
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{
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$address = new CmsAddress;
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$address->country = 'de';
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$address->zip = '12345';
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$address->city = 'Berlin';
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$user1 = new CmsUser;
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$user1->status = 'dev';
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$user1->username = 'romanb';
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$user1->name = 'Roman B.';
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$user2 = new CmsUser;
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$user2->status = 'dev';
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$user2->username = 'gblanco';
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$user2->name = 'Guilherme Blanco';
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$address->setUser($user1);
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$this->_em->persist($address);
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$this->_em->persist($user1);
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$this->_em->persist($user2);
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$this->_em->flush();
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$this->assertSame($user1, $address->user);
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//external update to CmsAddress
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$this->_em->getConnection()->executeUpdate('update cms_addresses set user_id = ?', array($user2->getId()));
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// But we want to have this external change!
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// Solution 1: refresh(), broken atm!
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$this->_em->refresh($address);
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// Now the association should be "correct", referencing $user2
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$this->assertSame($user2, $address->user);
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$this->assertSame($user2->address, $address); // check back reference also
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// Attention! refreshes can result in broken bidirectional associations! this is currently expected!
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// $user1 still points to $address!
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$this->assertSame($user1->address, $address);
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}
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public function testSingleValuedAssociationIdentityMapBehaviorWithRefreshQuery()
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{
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$address = new CmsAddress;
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$address->country = 'de';
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$address->zip = '12345';
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$address->city = 'Berlin';
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$user1 = new CmsUser;
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$user1->status = 'dev';
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$user1->username = 'romanb';
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$user1->name = 'Roman B.';
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$user2 = new CmsUser;
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$user2->status = 'dev';
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$user2->username = 'gblanco';
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$user2->name = 'Guilherme Blanco';
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$address->setUser($user1);
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$this->_em->persist($address);
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$this->_em->persist($user1);
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$this->_em->persist($user2);
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$this->_em->flush();
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$this->assertSame($user1, $address->user);
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//external update to CmsAddress
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$this->_em->getConnection()->executeUpdate('update cms_addresses set user_id = ?', array($user2->getId()));
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//select
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$q = $this->_em->createQuery('select a, u from Doctrine\Tests\Models\CMS\CmsAddress a join a.user u');
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$address2 = $q->getSingleResult();
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$this->assertSame($address, $address2);
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// Should still be $user1
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$this->assertSame($user1, $address2->user);
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$this->assertTrue($user2->address === null);
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// But we want to have this external change!
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// Solution 2: Alternatively, a refresh query should work
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$q = $this->_em->createQuery('select a, u from Doctrine\Tests\Models\CMS\CmsAddress a join a.user u');
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$q->setHint(Query::HINT_REFRESH, true);
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$address3 = $q->getSingleResult();
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$this->assertSame($address, $address3); // should still be the same, always from identity map
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// Now the association should be "correct", referencing $user2
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$this->assertSame($user2, $address2->user);
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$this->assertSame($user2->address, $address2); // check back reference also
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// Attention! refreshes can result in broken bidirectional associations! this is currently expected!
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// $user1 still points to $address2!
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$this->assertSame($user1->address, $address2);
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}
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public function testCollectionValuedAssociationIdentityMapBehaviorWithRefreshQuery()
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{
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$user = new CmsUser;
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$user->status = 'dev';
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$user->username = 'romanb';
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$user->name = 'Roman B.';
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$phone1 = new CmsPhonenumber;
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$phone1->phonenumber = 123;
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$phone2 = new CmsPhonenumber;
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$phone2->phonenumber = 234;
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$phone3 = new CmsPhonenumber;
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$phone3->phonenumber = 345;
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$user->addPhonenumber($phone1);
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$user->addPhonenumber($phone2);
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$user->addPhonenumber($phone3);
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$this->_em->persist($user); // cascaded to phone numbers
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$this->_em->flush();
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$this->assertEquals(3, count($user->getPhonenumbers()));
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$this->assertFalse($user->getPhonenumbers()->isDirty());
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//external update to CmsAddress
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$this->_em->getConnection()->executeUpdate('insert into cms_phonenumbers (phonenumber, user_id) VALUES (?,?)', array(999, $user->getId()));
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//select
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$q = $this->_em->createQuery('select u, p from Doctrine\Tests\Models\CMS\CmsUser u join u.phonenumbers p');
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$user2 = $q->getSingleResult();
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$this->assertSame($user, $user2);
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// Should still be the same 3 phonenumbers
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$this->assertEquals(3, count($user2->getPhonenumbers()));
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// But we want to have this external change!
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// Solution 1: refresh().
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//$this->_em->refresh($user2); broken atm!
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// Solution 2: Alternatively, a refresh query should work
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$q = $this->_em->createQuery('select u, p from Doctrine\Tests\Models\CMS\CmsUser u join u.phonenumbers p');
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$q->setHint(Query::HINT_REFRESH, true);
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$user3 = $q->getSingleResult();
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$this->assertSame($user, $user3); // should still be the same, always from identity map
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// Now the collection should be refreshed with correct count
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$this->assertEquals(4, count($user3->getPhonenumbers()));
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}
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public function testCollectionValuedAssociationIdentityMapBehaviorWithRefresh()
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{
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$user = new CmsUser;
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$user->status = 'dev';
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$user->username = 'romanb';
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$user->name = 'Roman B.';
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$phone1 = new CmsPhonenumber;
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$phone1->phonenumber = 123;
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$phone2 = new CmsPhonenumber;
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$phone2->phonenumber = 234;
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$phone3 = new CmsPhonenumber;
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$phone3->phonenumber = 345;
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$user->addPhonenumber($phone1);
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$user->addPhonenumber($phone2);
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$user->addPhonenumber($phone3);
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$this->_em->persist($user); // cascaded to phone numbers
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$this->_em->flush();
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$this->assertEquals(3, count($user->getPhonenumbers()));
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//external update to CmsAddress
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$this->_em->getConnection()->executeUpdate('insert into cms_phonenumbers (phonenumber, user_id) VALUES (?,?)', array(999, $user->getId()));
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//select
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$q = $this->_em->createQuery('select u, p from Doctrine\Tests\Models\CMS\CmsUser u join u.phonenumbers p');
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$user2 = $q->getSingleResult();
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$this->assertSame($user, $user2);
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// Should still be the same 3 phonenumbers
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$this->assertEquals(3, count($user2->getPhonenumbers()));
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// But we want to have this external change!
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// Solution 1: refresh().
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$this->_em->refresh($user2);
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$this->assertSame($user, $user2); // should still be the same, always from identity map
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// Now the collection should be refreshed with correct count
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$this->assertEquals(4, count($user2->getPhonenumbers()));
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}
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public function testReusedSplObjectHashDoesNotConfuseUnitOfWork()
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{
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$hash1 = $this->subRoutine($this->_em);
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// Make sure cycles are collected NOW, because a PersistentCollection references
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// its owner, hence without forcing gc on cycles now the object will not (yet)
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// be garbage collected and thus the object hash is not reused.
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// This is not a memory leak!
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gc_collect_cycles();
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$user1 = new CmsUser;
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$user1->status = 'dev';
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$user1->username = 'jwage';
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$user1->name = 'Jonathan W.';
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$hash2 = spl_object_hash($user1);
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$this->assertEquals($hash1, $hash2); // Hash reused!
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$this->_em->persist($user1);
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$this->_em->flush();
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}
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private function subRoutine($em) {
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$user = new CmsUser;
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$user->status = 'dev';
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$user->username = 'romanb';
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$user->name = 'Roman B.';
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$em->persist($user);
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$em->flush();
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$em->remove($user);
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$em->flush();
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return spl_object_hash($user);
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}
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}
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