Merge pull request #11826 from aprat84/gh-11741

Clone query hints and parameters in `LimitSubqueryOutputWalker` constructor

Author: greg0ire

src/Tools/Pagination/LimitSubqueryOutputWalker.php

@@ -105,17 +105,24 @@ public function __construct($query, $parserResult, array $queryComponents)
         $this->platform = $query->getEntityManager()->getConnection()->getDatabasePlatform();
         $this->rsm      = $parserResult->getResultSetMapping();
 
-        $query = clone $query;
+        $cloneQuery = clone $query;
+
+        $cloneQuery->setParameters(clone $query->getParameters());
+        $cloneQuery->setCacheable(false);
+
+        foreach ($query->getHints() as $name => $value) {
+            $cloneQuery->setHint($name, $value);
+        }
 
         // Reset limit and offset
-        $this->firstResult = $query->getFirstResult();
-        $this->maxResults  = $query->getMaxResults();
-        $query->setFirstResult(0)->setMaxResults(null);
+        $this->firstResult = $cloneQuery->getFirstResult();
+        $this->maxResults  = $cloneQuery->getMaxResults();
+        $cloneQuery->setFirstResult(0)->setMaxResults(null);
 
-        $this->em            = $query->getEntityManager();
+        $this->em            = $cloneQuery->getEntityManager();
         $this->quoteStrategy = $this->em->getConfiguration()->getQuoteStrategy();
 
-        parent::__construct($query, $parserResult, $queryComponents);
+        parent::__construct($cloneQuery, $parserResult, $queryComponents);
     }
 
     /**

tests/Tests/ORM/Functional/EagerFetchCollectionTest.php

@@ -7,9 +7,11 @@
 use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\ORM\Mapping as ORM;
 use Doctrine\ORM\Query\QueryException;
+use Doctrine\ORM\Tools\Pagination\Paginator;
 use Doctrine\Tests\OrmFunctionalTestCase;
 
 use function count;
+use function iterator_to_array;
 
 class EagerFetchCollectionTest extends OrmFunctionalTestCase
 {
@@ -96,6 +98,16 @@ public function testSubselectFetchJoinWithAllowedWhenOverriddenNotEager(): void
         $this->assertIsString($query->getSql());
     }
 
+    public function testSubselectFetchJoinWithAllowedWhenOverriddenNotEagerPaginator(): void
+    {
+        $query = $this->_em->createQuery('SELECT o, c FROM ' . EagerFetchOwner::class . ' o JOIN o.children c WITH c.id = 1');
+        $query->setMaxResults(1);
+        $query->setFetchMode(EagerFetchChild::class, 'owner', ORM\ClassMetadata::FETCH_LAZY);
+
+        $paginator = new Paginator($query, true);
+        $this->assertIsArray(iterator_to_array($paginator));
+    }
+
     public function testEagerFetchWithIterable(): void
     {
         $this->createOwnerWithChildren(2);

tests/Tests/ORM/Tools/Pagination/LimitSubqueryOutputWalkerTest.php

@@ -46,6 +46,24 @@ private function replaceDatabasePlatform(AbstractPlatform $platform): void
         $this->entityManager->getConnection()->setDatabasePlatform($platform);
     }
 
+    public function testSubqueryClonedCompletely(): void
+    {
+        $query = $this->createQuery('SELECT p FROM Doctrine\Tests\ORM\Tools\Pagination\MyBlogPost p');
+        $query->setParameter('dummy-param', 123);
+        $query->setHint('dummy-hint', 'dummy-value');
+        $query->setCacheable(true);
+
+        $walker = new LimitSubqueryOutputWalker($query, new Query\ParserResult(), []);
+
+        self::assertNotSame($query, $walker->getQuery());
+        self::assertTrue($walker->getQuery()->hasHint('dummy-hint'));
+        self::assertSame('dummy-value', $walker->getQuery()->getHint('dummy-hint'));
+        self::assertNotSame($query->getParameters(), $walker->getQuery()->getParameters());
+        self::assertInstanceOf(Query\Parameter::class, $param = $walker->getQuery()->getParameter('dummy-param'));
+        self::assertSame(123, $param->getValue());
+        self::assertFalse($walker->getQuery()->isCacheable());
+    }
+
     public function testLimitSubquery(): void
     {
         $query = $this->createQuery('SELECT p, c, a FROM Doctrine\Tests\ORM\Tools\Pagination\MyBlogPost p JOIN p.category c JOIN p.author a');