public function testRenameFolder() { $mail = new Zend_Mail_Storage_Imap($this->_params); try { $mail->renameFolder('subfolder/test', 'subfolder/test1'); $mail->renameFolder($mail->getFolders()->subfolder->test1, 'subfolder/test'); } catch (Exception $e) { $this->fail('renaming failed'); } try { $mail->renameFolder('subfolder/test', 'INBOX'); } catch (Exception $e) { return; // ok } $this->fail('no error while renaming folder to INBOX'); }