EntityManagerTest::testGetUnitOfWork() - Code Metrics - Inspection of "Throw exception in case of calling flush inside fl..." - doctrine/orm - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — master (#7448)

by Ilya
created 2018-11-05 11:53 UTC
EntityManagerTest::testGetUnitOfWork() A

↳ Parent: EntityManagerTest
Complexity

Conditions	1
Paths	1
Size

Total Lines	3
Code Lines	1
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	3
rs	10
c	0
b	0
f	0
<?php

declare(strict_types=1);

namespace Doctrine\Tests\ORM;

use Doctrine\Common\EventManager;
use Doctrine\DBAL\Connection;
use Doctrine\ORM\Configuration;
use Doctrine\ORM\EntityManager;
use Doctrine\ORM\Event\PreFlushEventArgs;
use Doctrine\ORM\Events;
use Doctrine\ORM\Exception\EntityManagerClosed;
use Doctrine\ORM\Mapping\ClassMetadataFactory;
use Doctrine\ORM\Mapping\Driver\MappingDriver;
use Doctrine\ORM\ORMInvalidArgumentException;
use Doctrine\ORM\Proxy\Factory\ProxyFactory;
use Doctrine\ORM\Query;
use Doctrine\ORM\Query\ResultSetMapping;
use Doctrine\ORM\QueryBuilder;
use Doctrine\ORM\UnitOfWork;
use Doctrine\Tests\Models\CMS\CmsUser;
use Doctrine\Tests\Models\GeoNames\Country;
use Doctrine\Tests\Models\IdentityIsAssociation\SimpleId;
use Doctrine\Tests\Models\IdentityIsAssociation\ToOneAssociationIdToSimpleId;
use Doctrine\Tests\Models\IdentityIsAssociation\ToOneCompositeAssociationToMultipleSimpleId;
use Doctrine\Tests\OrmTestCase;
use InvalidArgumentException;
use stdClass;
use TypeError;

class EntityManagerTest extends OrmTestCase
{
    /** @var EntityManager */
    private $em;

    public function setUp() : void
    {
        parent::setUp();

        $this->em = $this->getTestEntityManager();
    }

    /**
     * @group DDC-899
     */
    public function testIsOpen() : void
    {
        self::assertTrue($this->em->isOpen());
        $this->em->close();
        self::assertFalse($this->em->isOpen());
    }

    public function testGetConnection() : void
    {
        self::assertInstanceOf(Connection::class, $this->em->getConnection());
    }

    public function testGetMetadataFactory() : void
    {
        self::assertInstanceOf(ClassMetadataFactory::class, $this->em->getMetadataFactory());
    }

    public function testGetConfiguration() : void
    {
        self::assertInstanceOf(Configuration::class, $this->em->getConfiguration());
    }

    public function testGetUnitOfWork() : void
    {
        self::assertInstanceOf(UnitOfWork::class, $this->em->getUnitOfWork());
    }

    public function testGetProxyFactory() : void
    {
        self::assertInstanceOf(ProxyFactory::class, $this->em->getProxyFactory());
    }

    public function testGetEventManager() : void
    {
        self::assertInstanceOf(EventManager::class, $this->em->getEventManager());
    }

    public function testCreateNativeQuery() : void
    {
        $rsm   = new ResultSetMapping();
        $query = $this->em->createNativeQuery('SELECT foo', $rsm);

        self::assertSame('SELECT foo', $query->getSql());
    }

    public function testCreateQueryBuilder() : void
    {
        self::assertInstanceOf(QueryBuilder::class, $this->em->createQueryBuilder());
    }

    public function testCreateQueryBuilderAliasValid() : void
    {
        $q  = $this->em->createQueryBuilder()
             ->select('u')->from(CmsUser::class, 'u');
        $q2 = clone $q;

        self::assertEquals('SELECT u FROM Doctrine\Tests\Models\CMS\CmsUser u', $q->getQuery()->getDql());
        self::assertEquals('SELECT u FROM Doctrine\Tests\Models\CMS\CmsUser u', $q2->getQuery()->getDql());

        $q3 = clone $q;

        self::assertEquals('SELECT u FROM Doctrine\Tests\Models\CMS\CmsUser u', $q3->getQuery()->getDql());
    }

    public function testCreateQueryDqlIsOptional() : void
    {
        self::assertInstanceOf(Query::class, $this->em->createQuery());
    }

    public function testGetPartialReference() : void
    {
        $user = $this->em->getPartialReference(CmsUser::class, 42);
        self::assertTrue($this->em->contains($user));
        self::assertEquals(42, $user->id);
        self::assertNull($user->getName());
    }

    public function testCreateQuery() : void
    {
        $q = $this->em->createQuery('SELECT 1');
        self::assertInstanceOf(Query::class, $q);
        self::assertEquals('SELECT 1', $q->getDql());
    }

    public static function dataMethodsAffectedByNoObjectArguments()
    {
        return [
            ['persist'],
            ['remove'],
            ['refresh'],
        ];
    }

    /**
     * @dataProvider dataMethodsAffectedByNoObjectArguments
     */
    public function testThrowsExceptionOnNonObjectValues($methodName) : void
    {
        $this->expectException(ORMInvalidArgumentException::class);
        $this->expectExceptionMessage('EntityManager#' . $methodName . '() expects parameter 1 to be an entity object, NULL given.');

        $this->em->{$methodName}(null);
    }

    public static function dataAffectedByErrorIfClosedException()
    {
        return [
            ['flush'],
            ['persist'],
            ['remove'],
            ['refresh'],
        ];
    }

    /**
     * @param string $methodName
     *
     * @dataProvider dataAffectedByErrorIfClosedException
     */
    public function testAffectedByErrorIfClosedException($methodName) : void
    {
        $this->expectException(EntityManagerClosed::class);
        $this->expectExceptionMessage('closed');

        $this->em->close();
        $this->em->{$methodName}(new stdClass());
    }

    public function dataToBeReturnedByTransactional()
    {
        return [
            [null],
            [false],
            ['foo'],
        ];
    }

    /**
     * @dataProvider dataToBeReturnedByTransactional
     */
    public function testTransactionalAcceptsReturn($value) : void
    {
        self::assertSame(
            $value,
            $this->em->transactional(static function ($em) use ($value) {
                return $value;
            })
        );
    }

    public function testTransactionalAcceptsVariousCallables() : void
    {
        self::assertSame('callback', $this->em->transactional([$this, 'transactionalCallback']));
    }

    public function transactionalCallback($em)
    {
        self::assertSame($this->em, $em);
        return 'callback';
    }

    public function testCreateInvalidConnection() : void
    {
        $this->expectException(InvalidArgumentException::class);
        $this->expectExceptionMessage('Invalid $connection argument of type integer given: "1".');

        $config = new Configuration();
        $config->setMetadataDriverImpl($this->createMock(MappingDriver::class));
        EntityManager::create(1, $config);
        EntityManager::create(/** @scrutinizer ignore-type */ 1, $config);
    }

    /**
     * @group #5796
     */
    public function testTransactionalReThrowsThrowables() : void
    {
        try {
            $this->em->transactional(static function () {
                (static function (array $value) {
                    // this only serves as an IIFE that throws a `TypeError`
                })(null);
            });

            self::fail('TypeError expected to be thrown');
        } catch (TypeError $ignored) {
            self::assertFalse($this->em->isOpen());
        }
    }

    /**
     * @group 6017
     */
    public function testClearManager() : void
    {
        $entity = new Country(456, 'United Kingdom');

        $this->em->persist($entity);

        self::assertTrue($this->em->contains($entity));

        $this->em->clear();

        self::assertFalse($this->em->contains($entity));
    }

    public function testGetReferenceRetrievesReferencesWithGivenProxiesAsIdentifiers() : void
    {
        $simpleIdReference = $this->em->getReference(
            SimpleId::class,
            ['id' => 123]
        );
        /** @var GhostObjectInterface|ToOneAssociationIdToSimpleId $nestedReference */
        $nestedIdReference = $this->em->getReference(
            ToOneAssociationIdToSimpleId::class,
            ['simpleId' => $simpleIdReference]
        );

        self::assertInstanceOf(ToOneAssociationIdToSimpleId::class, $nestedIdReference);
        self::assertSame($simpleIdReference, $nestedIdReference->simpleId);
        self::assertTrue($this->em->contains($simpleIdReference));
        self::assertTrue($this->em->contains($nestedIdReference));
    }

    public function testGetReferenceRetrievesReferencesWithGivenProxiesAsIdentifiersEvenIfIdentifierOrderIsSwapped() : void
    {
        $simpleIdReferenceA = $this->em->getReference(
            SimpleId::class,
            ['id' => 123]
        );
        $simpleIdReferenceB = $this->em->getReference(
            SimpleId::class,
            ['id' => 456]
        );
        /** @var GhostObjectInterface|ToOneCompositeAssociationToMultipleSimpleId $nestedIdReference */
        $nestedIdReference = $this->em->getReference(
            ToOneCompositeAssociationToMultipleSimpleId::class,
            ['simpleIdB' => $simpleIdReferenceB, 'simpleIdA' => $simpleIdReferenceA]
        );

        self::assertInstanceOf(ToOneCompositeAssociationToMultipleSimpleId::class, $nestedIdReference);
        self::assertSame($simpleIdReferenceA, $nestedIdReference->simpleIdA);
        self::assertSame($simpleIdReferenceB, $nestedIdReference->simpleIdB);
        self::assertTrue($this->em->contains($simpleIdReferenceA));
        self::assertTrue($this->em->contains($simpleIdReferenceB));
        self::assertTrue($this->em->contains($nestedIdReference));
    }

    public function testCallingFlushInsideFlush()
    {
        $listener = new class($this)
        {
            /** @var OrmTestCase */
            private $testCase;

            public function __construct(OrmTestCase $testCase)
            {
                $this->testCase = $testCase;
            }
            /** @var bool This flag is used to prevent infinity loop in case of regression */
            private $alreadyInPreFlush = false;

            public function preFlush(PreFlushEventArgs $eventArgs)
            {
                if ($this->alreadyInPreFlush) {
                    $this->testCase->fail('Flush inside flush called. It should not happened. Fail test to prevent infinity loop');
                }
                $eventArgs->getEntityManager()->flush();
                $this->alreadyInPreFlush = true;
            }
        };

        $this->expectException(\LogicException::class);

        $this->em->getEventManager()->addEventListener(Events::preFlush, $listener);
        $this->em->flush();
    }
}

doctrine / orm

Pull Request — master (#7448)

EntityManagerTest::testGetUnitOfWork() A

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