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<?php
/**
* @author Robin Appelman <icewind@owncloud.com>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace Test\Lock;
use OCP\Lock\ILockingProvider;
/**
* Class DBLockingProvider
*
* @group DB
*
* @package Test\Lock
*/
class DBLockingProvider extends LockingProvider {
/**
* @var \OC\Lock\DBLockingProvider
*/
protected $instance;
/**
* @var \OCP\IDBConnection
*/
private $connection;
/**
* @var \OCP\AppFramework\Utility\ITimeFactory
*/
private $timeFactory;
private $currentTime;
public function setUp() {
$this->currentTime = time();
$this->timeFactory = $this->getMock('\OCP\AppFramework\Utility\ITimeFactory');
$this->timeFactory->expects($this->any())
->method('getTime')
->will($this->returnCallback(function () {
return $this->currentTime;
}));
parent::setUp();
}
/**
* @return \OCP\Lock\ILockingProvider
*/
protected function getInstance() {
$this->connection = \OC::$server->getDatabaseConnection();
return new \OC\Lock\DBLockingProvider($this->connection, \OC::$server->getLogger(), $this->timeFactory);
}
public function tearDown() {
$this->connection->executeQuery('DELETE FROM `*PREFIX*file_locks`');
parent::tearDown();
}
public function testCleanEmptyLocks() {
$this->currentTime = 100;
$this->instance->acquireLock('foo', ILockingProvider::LOCK_EXCLUSIVE);
$this->instance->acquireLock('asd', ILockingProvider::LOCK_EXCLUSIVE);
$this->currentTime = 200;
$this->instance->acquireLock('bar', ILockingProvider::LOCK_EXCLUSIVE);
$this->instance->changeLock('asd', ILockingProvider::LOCK_SHARED);
$this->currentTime = 150 + \OC\Lock\DBLockingProvider::TTL;
$this->assertEquals(3, $this->getLockEntryCount());
$this->instance->cleanExpiredLocks();
$this->assertEquals(2, $this->getLockEntryCount());
}
private function getLockEntryCount() {
$query = $this->connection->prepare('SELECT count(*) FROM `*PREFIX*file_locks`');
$query->execute();
return $query->fetchColumn();
}
}
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