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<?php
declare(strict_types=1);
namespace Doctrine\Tests\ORM\Functional;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\Tests\Models\ECommerce\ECommerceCategory;
use Doctrine\Tests\OrmFunctionalTestCase;
use function strstr;
/**
* Tests a bidirectional one-to-one association mapping (without inheritance).
*/
class OneToManySelfReferentialAssociationTest extends OrmFunctionalTestCase
{
private ECommerceCategory $parent;
private ECommerceCategory $firstChild;
private ECommerceCategory $secondChild;
protected function setUp(): void
{
$this->useModelSet('ecommerce');
parent::setUp();
$this->parent = new ECommerceCategory();
$this->parent->setName('Programming languages books');
$this->firstChild = new ECommerceCategory();
$this->firstChild->setName('Java books');
$this->secondChild = new ECommerceCategory();
$this->secondChild->setName('Php books');
}
public function testSavesAOneToManyAssociationWithCascadeSaveSet(): void
{
$this->parent->addChild($this->firstChild);
$this->parent->addChild($this->secondChild);
$this->_em->persist($this->parent);
$this->_em->flush();
$this->assertForeignKeyIs($this->parent->getId(), $this->firstChild);
$this->assertForeignKeyIs($this->parent->getId(), $this->secondChild);
}
public function testSavesAnEmptyCollection(): void
{
$this->_em->persist($this->parent);
$this->_em->flush();
self::assertCount(0, $this->parent->getChildren());
}
public function testDoesNotSaveAnInverseSideSet(): void
{
$this->parent->brokenAddChild($this->firstChild);
$this->_em->persist($this->parent);
$this->_em->flush();
$this->assertForeignKeyIs(null, $this->firstChild);
}
public function testRemovesOneToManyAssociation(): void
{
$this->parent->addChild($this->firstChild);
$this->parent->addChild($this->secondChild);
$this->_em->persist($this->parent);
$this->parent->removeChild($this->firstChild);
$this->_em->flush();
$this->assertForeignKeyIs(null, $this->firstChild);
$this->assertForeignKeyIs($this->parent->getId(), $this->secondChild);
}
public function testEagerLoadsOneToManyAssociation(): void
{
$this->createFixture();
$query = $this->_em->createQuery('select c1, c2 from Doctrine\Tests\Models\ECommerce\ECommerceCategory c1 join c1.children c2');
$result = $query->getResult();
self::assertCount(1, $result);
$parent = $result[0];
$children = $parent->getChildren();
self::assertInstanceOf(ECommerceCategory::class, $children[0]);
self::assertSame($parent, $children[0]->getParent());
self::assertEquals(' books', strstr($children[0]->getName(), ' books'));
self::assertInstanceOf(ECommerceCategory::class, $children[1]);
self::assertSame($parent, $children[1]->getParent());
self::assertEquals(' books', strstr($children[1]->getName(), ' books'));
}
public function testLazyLoadsOneToManyAssociation(): void
{
$this->createFixture();
$metadata = $this->_em->getClassMetadata(ECommerceCategory::class);
$metadata->associationMappings['children']->fetch = ClassMetadata::FETCH_LAZY;
$query = $this->_em->createQuery('select c from Doctrine\Tests\Models\ECommerce\ECommerceCategory c order by c.id asc');
$result = $query->getResult();
$parent = $result[0];
$children = $parent->getChildren();
self::assertInstanceOf(ECommerceCategory::class, $children[0]);
self::assertSame($parent, $children[0]->getParent());
self::assertEquals(' books', strstr($children[0]->getName(), ' books'));
self::assertInstanceOf(ECommerceCategory::class, $children[1]);
self::assertSame($parent, $children[1]->getParent());
self::assertEquals(' books', strstr($children[1]->getName(), ' books'));
}
private function createFixture(): void
{
$this->parent->addChild($this->firstChild);
$this->parent->addChild($this->secondChild);
$this->_em->persist($this->parent);
$this->_em->flush();
$this->_em->clear();
}
public function assertForeignKeyIs($value, ECommerceCategory $child): void
{
$foreignKey = $this->_em->getConnection()->executeQuery('SELECT parent_id FROM ecommerce_categories WHERE id=?', [$child->getId()])->fetchOne();
self::assertEquals($value, $foreignKey);
}
}
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