Bring back unit tests for \OC\Cache\File

tests/lib/cache/file.php

@@ -0,0 +1,85 @@
+<?php
+/**
+* ownCloud
+*
+* @author Robin Appelman
+* @copyright 2012 Robin Appelman icewind@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/>.
+*
+*/
+
+namespace Test\Cache;
+
+class FileCache extends \Test_Cache {
+	/** @var string */
+	private $user;
+	/** @var string */
+	private $datadir;
+	/** @var \OC\Files\Storage\Storage */
+	private $storage;
+
+	function skip() {
+		//$this->skipUnless(OC_User::isLoggedIn());
+	}
+
+	protected function setUp() {
+		parent::setUp();
+
+		//clear all proxies and hooks so we can do clean testing
+		\OC_FileProxy::clearProxies();
+		\OC_Hook::clear('OC_Filesystem');
+
+		//disabled atm
+		//enable only the encryption hook if needed
+		//if(OC_App::isEnabled('files_encryption')) {
+		//	OC_FileProxy::register(new OC_FileProxy_Encryption());
+		//}
+
+		//set up temporary storage
+		$this->storage = \OC\Files\Filesystem::getStorage('/');
+		\OC\Files\Filesystem::clearMounts();
+		$storage = new \OC\Files\Storage\Temporary(array());
+		\OC\Files\Filesystem::mount($storage,array(),'/');
+		$datadir = str_replace('local::', '', $storage->getId());
+		$this->datadir = \OC_Config::getValue('cachedirectory', \OC::$SERVERROOT.'/data/cache');
+		\OC_Config::setValue('cachedirectory', $datadir);
+
+		\OC_User::clearBackends();
+		\OC_User::useBackend(new \OC_User_Dummy());
+		
+		//login
+		\OC_User::createUser('test', 'test');
+		
+		$this->user = \OC_User::getUser();
+		\OC_User::setUserId('test');
+
+		//set up the users dir
+		$rootView = new \OC\Files\View('');
+		$rootView->mkdir('/test');
+		
+		$this->instance=new \OC\Cache\File();
+	}
+
+	protected function tearDown() {
+		\OC_User::setUserId($this->user);
+		\OC_Config::setValue('cachedirectory', $this->datadir);
+
+		// Restore the original mount point
+		\OC\Files\Filesystem::clearMounts();
+		\OC\Files\Filesystem::mount($this->storage, array(), '/');
+
+		parent::tearDown();
+	}
+}