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<?php
declare(strict_types=1);
namespace Doctrine\Tests\ORM\Functional\Ticket;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping\Column;
use Doctrine\ORM\Mapping\DiscriminatorColumn;
use Doctrine\ORM\Mapping\DiscriminatorMap;
use Doctrine\ORM\Mapping\Entity;
use Doctrine\ORM\Mapping\GeneratedValue;
use Doctrine\ORM\Mapping\Id;
use Doctrine\ORM\Mapping\InheritanceType;
use Doctrine\ORM\Mapping\ManyToOne;
use Doctrine\ORM\Mapping\OneToMany;
use Doctrine\Tests\OrmFunctionalTestCase;
use PHPUnit\Framework\Attributes\Group;
#[Group('DDC-2346')]
class DDC2346Test extends OrmFunctionalTestCase
{
protected function setUp(): void
{
parent::setUp();
$this->createSchemaForModels(
DDC2346Foo::class,
DDC2346Bar::class,
DDC2346Baz::class,
);
}
/**
* Verifies that fetching a OneToMany association with fetch="EAGER" does not cause N+1 queries
*/
public function testIssue(): void
{
$foo1 = new DDC2346Foo();
$foo2 = new DDC2346Foo();
$baz1 = new DDC2346Baz();
$baz2 = new DDC2346Baz();
$baz1->foo = $foo1;
$baz2->foo = $foo2;
$foo1->bars[] = $baz1;
$foo1->bars[] = $baz2;
$this->_em->persist($foo1);
$this->_em->persist($foo2);
$this->_em->persist($baz1);
$this->_em->persist($baz2);
$this->_em->flush();
$this->_em->clear();
$this->getQueryLog()->reset()->enable();
$fetchedBazs = $this->_em->getRepository(DDC2346Baz::class)->findAll();
self::assertCount(2, $fetchedBazs);
$this->assertQueryCount(2, 'The total number of executed queries is 2, and not n+1');
}
}
#[Entity]
class DDC2346Foo
{
/** @var int */
#[Id]
#[Column(type: 'integer')]
#[GeneratedValue]
public $id;
/** @var DDC2346Bar[]|Collection */
#[OneToMany(targetEntity: 'DDC2346Bar', mappedBy: 'foo')]
public $bars;
/** Constructor */
public function __construct()
{
$this->bars = new ArrayCollection();
}
}
#[Entity]
#[InheritanceType('JOINED')]
#[DiscriminatorColumn(name: 'discr', type: 'string')]
#[DiscriminatorMap(['bar' => 'DDC2346Bar', 'baz' => 'DDC2346Baz'])]
class DDC2346Bar
{
/** @var int */
#[Id]
#[Column(type: 'integer')]
#[GeneratedValue]
public $id;
/** @var DDC2346Foo */
#[ManyToOne(targetEntity: 'DDC2346Foo', inversedBy: 'bars', fetch: 'EAGER')]
public $foo;
}
#[Entity]
class DDC2346Baz extends DDC2346Bar
{
}
|
