nextcloud/apps/files_encryption/tests/proxy.php

186 lines
5.3 KiB
PHP

<?php
/**
* ownCloud
*
* @author Bjoern Schiessle
* @copyright 2013 Bjoern Schiessle <schiessle@owncloud.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
require_once __DIR__ . '/../../../lib/base.php';
require_once __DIR__ . '/../lib/crypt.php';
require_once __DIR__ . '/../lib/keymanager.php';
require_once __DIR__ . '/../lib/proxy.php';
require_once __DIR__ . '/../lib/stream.php';
require_once __DIR__ . '/../lib/util.php';
require_once __DIR__ . '/../appinfo/app.php';
require_once __DIR__ . '/util.php';
use OCA\Encryption;
/**
* Class Test_Encryption_Proxy
* this class provide basic proxy app tests
*/
class Test_Encryption_Proxy extends \PHPUnit_Framework_TestCase {
const TEST_ENCRYPTION_PROXY_USER1 = "test-proxy-user1";
public $userId;
public $pass;
/**
* @var \OC\Files\View
*/
public $view; // view in /data/user/files
public $rootView; // view on /data/user
public $data;
public $dataLong;
public $filename;
public static function setUpBeforeClass() {
// reset backend
\OC_User::clearBackends();
\OC_User::useBackend('database');
\OC_Hook::clear('OC_Filesystem');
\OC_Hook::clear('OC_User');
// Filesystem related hooks
\OCA\Encryption\Helper::registerFilesystemHooks();
// clear and register hooks
\OC_FileProxy::clearProxies();
\OC_FileProxy::register(new OCA\Encryption\Proxy());
// create test user
\Test_Encryption_Util::loginHelper(\Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1, true);
}
function setUp() {
// set user id
\OC_User::setUserId(\Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1);
$this->userId = \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1;
$this->pass = \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1;
// init filesystem view
$this->view = new \OC\Files\View('/'. \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files');
$this->rootView = new \OC\Files\View('/'. \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 );
// init short data
$this->data = 'hats';
$this->dataLong = file_get_contents(__DIR__ . '/../lib/crypt.php');
$this->filename = 'enc_proxy_tests-' . uniqid() . '.txt';
}
public static function tearDownAfterClass() {
// cleanup test user
\OC_User::deleteUser(\Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1);
\OC_Hook::clear();
\OC_FileProxy::clearProxies();
// Delete keys in /data/
$view = new \OC\Files\View('/');
$view->rmdir('public-keys');
$view->rmdir('owncloud_private_key');
}
/**
* @medium
* test if postFileSize returns the unencrypted file size
*/
function testPostFileSize() {
$this->view->file_put_contents($this->filename, $this->dataLong);
$size = strlen($this->dataLong);
\OC_FileProxy::$enabled = false;
$encryptedSize = $this->view->filesize($this->filename);
\OC_FileProxy::$enabled = true;
$unencryptedSize = $this->view->filesize($this->filename);
$this->assertTrue($encryptedSize > $unencryptedSize);
$this->assertSame($size, $unencryptedSize);
// cleanup
$this->view->unlink($this->filename);
}
function testPostFileSizeWithDirectory() {
$this->view->file_put_contents($this->filename, $this->data);
\OC_FileProxy::$enabled = false;
// get root size, must match the file's unencrypted size
$unencryptedSize = $this->view->filesize('');
\OC_FileProxy::$enabled = true;
$encryptedSize = $this->view->filesize('');
$this->assertTrue($encryptedSize !== $unencryptedSize);
// cleanup
$this->view->unlink($this->filename);
}
/**
* @dataProvider isExcludedPathProvider
*/
function testIsExcludedPath($path, $expected) {
$this->view->mkdir(dirname($path));
$this->view->file_put_contents($path, "test");
$testClass = new DummyProxy();
$result = $testClass->isExcludedPathTesting($path, $this->userId);
$this->assertSame($expected, $result);
$this->view->deleteAll(dirname($path));
}
public function isExcludedPathProvider() {
return array(
array ('/' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files/test.txt', false),
array (\Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files/test.txt', false),
array ('/files/test.txt', true),
array ('/' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files/versions/test.txt', false),
array ('/' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files_versions/test.txt', false),
array ('/' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files_trashbin/test.txt', true),
array ('/' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/file/test.txt', true),
);
}
}
/**
* Dummy class to make protected methods available for testing
*/
class DummyProxy extends \OCA\Encryption\Proxy {
public function isExcludedPathTesting($path, $uid) {
return $this->isExcludedPath($path, $uid);
}
}