Blog\Model\Comment::getDocumentList PHP Метод

    public function getDocumentList()
    {
        $allComments = $this->getList(null, null);
        $documents = array();
        foreach ($allComments as $key => $comment) {
            if (empty($documents[$comment['document_id']])) {
                $document = DocumentModel::fromId($comment['document_id']);
                $documents[$document->getId()] = $document;
            }
        }
        return $documents;
    }

 /**
  * Test
  *
  * @return void
  */
 public function testGetDocumentList()
 {
     $data = array('message' => 'test', 'username' => 'test', 'email' => '*****@*****.**');
     $this->object->add($data, $this->document->getId());
     $this->assertInternalType('array', $this->object->getDocumentList());
 }