loadAll() public méthode

public loadAll ( )
 /**
  * @test
  */
 public function loadAllReturnsOnlyOriginalEntities()
 {
     $this->parentStorage->save($this->testingParentEntity);
     $this->storage->save($this->testingMetaEntity);
     $loadedPostMeta = $this->storage->loadAll();
     $this->assertTrue(count($loadedPostMeta) === 1);
     $this->assertEquals($this->testingMetaEntity, reset($loadedPostMeta));
 }