Script for testing issues EZP-21055 and EZP-20952

DefaultController.php

<?php

namespace test\QABundle\Controller;

use eZ\Bundle\EzPublishCoreBundle\Controller;

class DefaultController extends Controller
{
        /**
         * repo
         */
        protected $repo;

    public function indexAction($name)
    {
        echo "<pre>";
        $this->testTC1695Ezp21055();
        echo "</pre>";

        return $this->render('testQABundle:Default:index.html.twig', array('name' => $name));
    }


    function testTC1695Ezp21055()
    {

        $this->repo = $this->getRepository();
        $this->repo->setCurrentUser( $this->repo->getUserService()->loadUserByCredentials( "admin" , "publish" ) );

        // get services
        $contentService = $this->repo->getContentService();
        $locationService = $this->repo->getLocationService();
        $contentTypeService = $this->repo->getContentTypeService();

        $initial = memory_get_usage();
        echo "Initial memory value: {$initial}\n";
        echo "Memory        |  before  |  draft   |  publish |   after  |   delta\n";
        echo "--------------------------------------------------------------------\n";
        for( $i=0 ; $i < 10 ; $i ++ )
        {
            echo "Iteration: {$i}  | ";

            // before
            $before = memory_get_usage();
            echo $before . " | ";

            //set initial vars for content create
            $contentType = $contentTypeService->loadContentTypeByIdentifier( 'folder' );
            $contentSkeleton = $contentService->newContentCreateStruct( $contentType, 'eng-GB' );
            $contentSkeleton->setField( 'name', 'Folder '. $i );
            $locationCreateStruct = $locationService->newLocationCreateStruct( 2 );

            // draft
            $draft = $contentService->createContent( $contentSkeleton, array( $locationCreateStruct ) );
            echo memory_get_usage() . " | ";

            // publish
            $content = $contentService->publishVersion( $draft->versionInfo );
            echo memory_get_usage() . " | ";

            // unset any possible memory
            unset( $content );
            unset( $draft );
            unset( $locationCreateStruct );
            unset( $contentSkeleton );
            unset( $contentType );

            // clear the cache
            \eZContentObject::clearCache();

            // after cleaning
            echo memory_get_usage() . " |  ";

            // get the Delta
            $after = memory_get_usage()  ;
            $delta = $after - $before;
            echo $delta . "\n";
        }

        echo "--------------------------------------------------------------------\n";
        echo "Memory lost in last iteration: {$delta}\n";

        // assert value
        if ( $delta > 0 )
        {
            $this->fail( "Memory lost in last iteration should be '0' it is: {$delta}\n" );
        }
    }
}