diff --git a/apps/files_encryption/tests/trashbin.php b/apps/files_encryption/tests/trashbin.php
new file mode 100755
index 0000000000000000000000000000000000000000..b62041a6d3c2c1e9294e529ddfd18ba968cb72fe
--- /dev/null
+++ b/apps/files_encryption/tests/trashbin.php
@@ -0,0 +1,269 @@
+<?php
+/**
+ * ownCloud
+ *
+ * @author Florin Peter
+ * @copyright 2013 Florin Peter <owncloud@florin-peter.de>
+ *
+ * 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 realpath(dirname(__FILE__) . '/../../../lib/base.php');
+require_once realpath(dirname(__FILE__) . '/../lib/crypt.php');
+require_once realpath(dirname(__FILE__) . '/../lib/keymanager.php');
+require_once realpath(dirname(__FILE__) . '/../lib/proxy.php');
+require_once realpath(dirname(__FILE__) . '/../lib/stream.php');
+require_once realpath(dirname(__FILE__) . '/../lib/util.php');
+require_once realpath(dirname(__FILE__) . '/../appinfo/app.php');
+require_once realpath(dirname(__FILE__) . '/../../files_trashbin/appinfo/app.php');
+
+use OCA\Encryption;
+
+/**
+ * Class Test_Encryption_Trashbin
+ * @brief this class provide basic trashbin app tests
+ */
+class Test_Encryption_Trashbin extends \PHPUnit_Framework_TestCase
+{
+
+	public $userId;
+	public $pass;
+	/**
+	 * @var \OC_FilesystemView
+	 */
+	public $view;
+	public $dataShort;
+	public $stateFilesTrashbin;
+	public $folder1;
+	public $subfolder;
+	public $subsubfolder;
+
+	function setUp()
+	{
+		// reset backend
+		\OC_User::useBackend('database');
+
+		// set user id
+		\OC_User::setUserId('admin');
+		$this->userId = 'admin';
+		$this->pass = 'admin';
+
+		// init filesystem view
+		$this->view = new \OC_FilesystemView('/');
+
+		// init short data
+		$this->dataShort = 'hats';
+
+		$this->folder1 = '/folder1';
+		$this->subfolder = '/subfolder1';
+		$this->subsubfolder = '/subsubfolder1';
+
+		\OC_Hook::clear('OC_Filesystem');
+		\OC_Hook::clear('OC_User');
+
+		// init filesystem related hooks
+		\OCA\Encryption\Helper::registerFilesystemHooks();
+
+		// register encryption file proxy
+		\OC_FileProxy::register(new OCA\Encryption\Proxy());
+
+		// trashbin hooks
+		\OCA\Files_Trashbin\Trashbin::registerHooks();
+
+		// remember files_trashbin state
+		$this->stateFilesTrashbin = OC_App::isEnabled('files_trashbin');
+
+		// we don't want to tests with app files_trashbin enabled
+		\OC_App::enable('files_trashbin');
+
+		// init filesystem for user
+		\OC_Util::tearDownFS();
+		\OC_User::setUserId('');
+		\OC\Files\Filesystem::tearDown();
+		\OC_Util::setupFS($this->userId);
+		\OC_User::setUserId($this->userId);
+
+		// login user
+		$params['uid'] = $this->userId;
+		$params['password'] = $this->pass;
+		OCA\Encryption\Hooks::login($params);
+	}
+
+	function tearDown()
+	{
+		// reset app files_trashbin
+		if ($this->stateFilesTrashbin) {
+			OC_App::enable('files_trashbin');
+		} else {
+			OC_App::disable('files_trashbin');
+		}
+
+		// clear all proxies
+		\OC_FileProxy::clearProxies();
+	}
+
+	/**
+	 * @brief test delete file
+	 */
+	function testDeleteFile() {
+
+		// generate filename
+		$filename = 'tmp-' . time() . '.txt';
+
+		// save file with content
+		$cryptedFile = file_put_contents('crypt:///' . $filename, $this->dataShort);
+
+		// test that data was successfully written
+		$this->assertTrue(is_int($cryptedFile));
+
+		// check if key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_encryption/keyfiles/' . $filename . '.key'));
+
+		// check if share key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_encryption/share-keys/' . $filename . '.admin.shareKey'));
+
+		// delete file
+		\OC\FIles\Filesystem::unlink($filename);
+
+		// check if file not exists
+		$this->assertFalse($this->view->file_exists('/admin/files/' . $filename));
+
+		// check if key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_encryption/keyfiles/' . $filename . '.key'));
+
+		// check if share key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_encryption/share-keys/' . $filename . '.admin.shareKey'));
+
+		// get files
+		$trashFiles = $this->view->getDirectoryContent('/admin/files_trashbin/files/');
+
+		$trashFileSuffix = null;
+		// find created file with timestamp
+		foreach($trashFiles as $file) {
+			if(strncmp($file['path'], $filename, strlen($filename))) {
+				$path_parts = pathinfo($file['name']);
+				$trashFileSuffix = $path_parts['extension'];
+			}
+		}
+
+		// check if we found the file we created
+		$this->assertNotNull($trashFileSuffix);
+
+		// check if key for admin not exists
+		$this->assertTrue($this->view->file_exists('/admin/files_trashbin/keyfiles/' . $filename . '.key.' . $trashFileSuffix));
+
+		// check if share key for admin not exists
+		$this->assertTrue($this->view->file_exists('/admin/files_trashbin/share-keys/' . $filename . '.admin.shareKey.' . $trashFileSuffix));
+
+		// return filename for next test
+		return $filename . '.' . $trashFileSuffix;
+	}
+
+	/**
+	 * @brief test restore file
+	 *
+	 * @depends testDeleteFile
+	 */
+	function testRestoreFile($filename) {
+
+		// prepare file information
+		$path_parts = pathinfo($filename);
+		$trashFileSuffix = $path_parts['extension'];
+		$timestamp = str_replace('d', '', $trashFileSuffix);
+		$fileNameWithoutSuffix = str_replace('.'.$trashFileSuffix, '', $filename);
+
+		// restore file
+		$this->assertTrue(\OCA\Files_Trashbin\Trashbin::restore($filename, $fileNameWithoutSuffix, $timestamp));
+
+		// check if file exists
+		$this->assertTrue($this->view->file_exists('/admin/files/' . $fileNameWithoutSuffix));
+
+		// check if key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_encryption/keyfiles/' . $fileNameWithoutSuffix . '.key'));
+
+		// check if share key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_encryption/share-keys/' . $fileNameWithoutSuffix . '.admin.shareKey'));
+	}
+
+	/**
+	 * @brief test delete file forever
+	 */
+	function testPermanentDeleteFile() {
+
+		// generate filename
+		$filename = 'tmp-' . time() . '.txt';
+
+		// save file with content
+		$cryptedFile = file_put_contents('crypt:///' . $filename, $this->dataShort);
+
+		// test that data was successfully written
+		$this->assertTrue(is_int($cryptedFile));
+
+		// check if key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_encryption/keyfiles/' . $filename . '.key'));
+
+		// check if share key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_encryption/share-keys/' . $filename . '.admin.shareKey'));
+
+		// delete file
+		\OC\FIles\Filesystem::unlink($filename);
+
+		// check if file not exists
+		$this->assertFalse($this->view->file_exists('/admin/files/' . $filename));
+
+		// check if key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_encryption/keyfiles/' . $filename . '.key'));
+
+		// check if share key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_encryption/share-keys/' . $filename . '.admin.shareKey'));
+
+		// get files
+		$trashFiles = $this->view->getDirectoryContent('/admin/files_trashbin/files/');
+
+		$trashFileSuffix = null;
+		// find created file with timestamp
+		foreach($trashFiles as $file) {
+			if(strncmp($file['path'], $filename, strlen($filename))) {
+				$path_parts = pathinfo($file['name']);
+				$trashFileSuffix = $path_parts['extension'];
+			}
+		}
+
+		// check if we found the file we created
+		$this->assertNotNull($trashFileSuffix);
+
+		// check if key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_trashbin/keyfiles/' . $filename . '.key.' . $trashFileSuffix));
+
+		// check if share key for admin exists
+		$this->assertTrue($this->view->file_exists('/admin/files_trashbin/share-keys/' . $filename . '.admin.shareKey.' . $trashFileSuffix));
+
+		// get timestamp from file
+		$timestamp = str_replace('d', '', $trashFileSuffix);
+
+		// delete file forever
+		$this->assertGreaterThan(0, \OCA\Files_Trashbin\Trashbin::delete($filename, $timestamp));
+
+		// check if key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_trashbin/files/' . $filename . '.' . $trashFileSuffix));
+
+		// check if key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_trashbin/keyfiles/' . $filename . '.key.' . $trashFileSuffix));
+
+		// check if share key for admin not exists
+		$this->assertFalse($this->view->file_exists('/admin/files_trashbin/share-keys/' . $filename . '.admin.shareKey.' . $trashFileSuffix));
+	}
+
+}
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