Disable entity manager clearing in Doctrine ORM result set factory (t…

…emporarily, until better, non-breaking solution is found)

tests/Unit/Bridge/Doctrine/Orm/Query/DoctrineOrmResultSetFactoryTest.php

@@ -66,7 +66,11 @@ public function testCreateWithLimitGreaterThanBatchSize()
         $paginator->method('getIterator')->willReturn(new \ArrayIterator(array_fill(0, 25, 'item')));
 
         $entityManager = $this->createMock(EntityManagerInterface::class);
-        $entityManager->expects($this->exactly(4))->method('clear');
+
+        // TODO: Make clearing configurable and optional.
+        //       The code below alone breaks the UnitOfWork when rendering 
+        //       data tables with previously loaded entities on the same page.
+        // $entityManager->expects($this->exactly(4))->method('clear');
 
         $query = $this->createMock(Query::class);
         $query->method('getFirstResult')->willReturn(0);