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<?php
/**
* ownCloud
*
* @author Bjoern Schiessle
* @copyright 2014 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';
use OCA\Files_Trashbin;
/**
* Class Test_Encryption_Crypt
*/
class Test_Trashbin extends \PHPUnit_Framework_TestCase {
const TEST_TRASHBIN_USER1 = "test-trashbin-user1";
private $trashRoot;
/**
* @var \OC\Files\View
*/
private $rootView;
public static function setUpBeforeClass() {
// reset backend
\OC_User::clearBackends();
\OC_User::useBackend('database');
// register hooks
Files_Trashbin\Trashbin::registerHooks();
// create test user
self::loginHelper(self::TEST_TRASHBIN_USER1, true);
}
public static function tearDownAfterClass() {
// cleanup test user
\OC_User::deleteUser(self::TEST_TRASHBIN_USER1);
\OC_Hook::clear();
}
public function setUp() {
$this->trashRoot = '/' . self::TEST_TRASHBIN_USER1 . '/files_trashbin';
$this->rootView = new \OC\Files\View();
}
public function tearDown() {
$this->rootView->deleteAll($this->trashRoot);
}
/**
* test expiration of files older then the max storage time defined for the trash
*/
public function testExpireOldFiles() {
$currentTime = time();
$expireAt = $currentTime - 2*24*60*60;
$expiredDate = $currentTime - 3*24*60*60;
// create some files
\OC\Files\Filesystem::file_put_contents('file1.txt', 'file1');
\OC\Files\Filesystem::file_put_contents('file2.txt', 'file2');
\OC\Files\Filesystem::file_put_contents('file3.txt', 'file3');
// delete them so that they end up in the trash bin
\OC\Files\Filesystem::unlink('file1.txt');
\OC\Files\Filesystem::unlink('file2.txt');
\OC\Files\Filesystem::unlink('file3.txt');
//make sure that files are in the trash bin
$filesInTrash = OCA\Files_Trashbin\Helper::getTrashFiles('/', self::TEST_TRASHBIN_USER1);
$this->assertSame(3, count($filesInTrash));
$manipulatedList = $this->manipulateDeleteTime($filesInTrash, $expiredDate);
$testClass = new TrashbinForTesting();
list($sizeOfDeletedFiles, $count) = $testClass->dummyDeleteExpiredFiles($manipulatedList, $expireAt);
$this->assertSame(10, $sizeOfDeletedFiles);
$this->assertSame(2, $count);
// only file2.txt should be left
$remainingFiles = array_slice($manipulatedList, $count);
$this->assertSame(1, count($remainingFiles));
$remainingFile = reset($remainingFiles);
$this->assertSame('file2.txt', $remainingFile['name']);
// check that file1.txt and file3.txt was really deleted
$newTrashContent = OCA\Files_Trashbin\Helper::getTrashFiles('/', self::TEST_TRASHBIN_USER1);
$this->assertSame(1, count($newTrashContent));
$element = reset($newTrashContent);
$this->assertSame('file2.txt', $element['name']);
}
private function manipulateDeleteTime($files, $expireDate) {
$counter = 0;
foreach ($files as &$file) {
// modify every second file
$counter = ($counter + 1) % 2;
if ($counter === 1) {
$source = $this->trashRoot . '/files/' . $file['name'].'.d'.$file['mtime'];
$target = \OC\Files\Filesystem::normalizePath($this->trashRoot . '/files/' . $file['name'] . '.d' . $expireDate);
$this->rootView->rename($source, $target);
$file['mtime'] = $expireDate;
}
}
return \OCA\Files\Helper::sortFiles($files, 'mtime');
}
/**
* test expiration of old files in the trash bin until the max size
* of the trash bin is met again
*/
public function testExpireOldFilesUtilLimitsAreMet() {
// create some files
\OC\Files\Filesystem::file_put_contents('file1.txt', 'file1');
\OC\Files\Filesystem::file_put_contents('file2.txt', 'file2');
\OC\Files\Filesystem::file_put_contents('file3.txt', 'file3');
// delete them so that they end up in the trash bin
\OC\Files\Filesystem::unlink('file3.txt');
sleep(1); // make sure that every file has a unique mtime
\OC\Files\Filesystem::unlink('file2.txt');
sleep(1); // make sure that every file has a unique mtime
\OC\Files\Filesystem::unlink('file1.txt');
//make sure that files are in the trash bin
$filesInTrash = OCA\Files_Trashbin\Helper::getTrashFiles('/', self::TEST_TRASHBIN_USER1, 'mtime');
$this->assertSame(3, count($filesInTrash));
$testClass = new TrashbinForTesting();
$sizeOfDeletedFiles = $testClass->dummyDeleteFiles($filesInTrash, -8);
// the two oldest files (file3.txt and file2.txt) should be deleted
$this->assertSame(10, $sizeOfDeletedFiles);
$newTrashContent = OCA\Files_Trashbin\Helper::getTrashFiles('/', self::TEST_TRASHBIN_USER1);
$this->assertSame(1, count($newTrashContent));
$element = reset($newTrashContent);
$this->assertSame('file1.txt', $element['name']);
}
/**
* @param string $user
* @param bool $create
* @param bool $password
*/
public static function loginHelper($user, $create = false) {
if ($create) {
try {
\OC_User::createUser($user, $user);
} catch(\Exception $e) { // catch username is already being used from previous aborted runs
}
}
\OC_Util::tearDownFS();
\OC_User::setUserId('');
\OC\Files\Filesystem::tearDown();
\OC_User::setUserId($user);
\OC_Util::setupFS($user);
}
}
// just a dummy class to make protected methods available for testing
class TrashbinForTesting extends Files_Trashbin\Trashbin {
public function dummyDeleteExpiredFiles($files, $limit) {
// dummy value for $retention_obligation because it is not needed here
return parent::deleteExpiredFiles($files, \Test_Trashbin::TEST_TRASHBIN_USER1, $limit, 0);
}
public function dummyDeleteFiles($files, $availableSpace) {
return parent::deleteFiles($files, \Test_Trashbin::TEST_TRASHBIN_USER1, $availableSpace);
}
}
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