remove old encryption app

1 files changed, 0 insertions, 693 deletions

diff --git a/apps/files_encryption/tests/util.php b/apps/files_encryption/tests/util.php
deleted file mode 100755
index 4174a0da0da..00000000000
--- a/apps/files_encryption/tests/util.php
+++ /dev/null
@@ -1,693 +0,0 @@
-<?php
-/**
- * @author Andreas Fischer <bantu@owncloud.com>
- * @author Björn Schießle <schiessle@owncloud.com>
- * @author Florin Peter <github@florin-peter.de>
- * @author Joas Schilling <nickvergessen@owncloud.com>
- * @author Jörn Friedrich Dreyer <jfd@butonic.de>
- * @author Markus Goetz <markus@woboq.com>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Robin Appelman <icewind@owncloud.com>
- * @author Robin McCorkell <rmccorkell@karoshi.org.uk>
- * @author Sam Tuke <mail@samtuke.com>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- * @author Vincent Petry <pvince81@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 OCA\Files_Encryption\Tests;
-
-/**
- * Class Util
- */
-class Util extends TestCase {
-
-	const TEST_ENCRYPTION_UTIL_USER1 = "test-util-user1";
-	const TEST_ENCRYPTION_UTIL_USER2 = "test-util-user2";
-	const TEST_ENCRYPTION_UTIL_GROUP1 = "test-util-group1";
-	const TEST_ENCRYPTION_UTIL_GROUP2 = "test-util-group2";
-	const TEST_ENCRYPTION_UTIL_LEGACY_USER = "test-legacy-user";
-
-	public $userId;
-	public $encryptionDir;
-	public $publicKeyDir;
-	public $pass;
-	/**
-	 * @var \OC\Files\View
-	 */
-	public $view;
-	public $keysPath;
-	public $publicKeyPath;
-	public $privateKeyPath;
-	/**
-	 * @var \OCA\Files_Encryption\Util
-	 */
-	public $util;
-	public $dataShort;
-	public $legacyEncryptedData;
-	public $legacyEncryptedDataKey;
-	public $legacyKey;
-	public $stateFilesTrashbin;
-
-	public static function setUpBeforeClass() {
-		parent::setUpBeforeClass();
-
-		// create test user
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1, true);
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER2, true);
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_LEGACY_USER, true);
-
-		// create groups
-		\OC_Group::createGroup(self::TEST_ENCRYPTION_UTIL_GROUP1);
-		\OC_Group::createGroup(self::TEST_ENCRYPTION_UTIL_GROUP2);
-
-		// add user 1 to group1
-		\OC_Group::addToGroup(self::TEST_ENCRYPTION_UTIL_USER1, self::TEST_ENCRYPTION_UTIL_GROUP1);
-	}
-
-	protected function setUp() {
-		parent::setUp();
-
-		// login user
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
-		\OC_User::setUserId(self::TEST_ENCRYPTION_UTIL_USER1);
-		$this->userId = self::TEST_ENCRYPTION_UTIL_USER1;
-		$this->pass = self::TEST_ENCRYPTION_UTIL_USER1;
-
-		// set content for encrypting / decrypting in tests
-		$this->dataUrl = __DIR__ . '/../lib/crypt.php';
-		$this->dataShort = 'hats';
-		$this->dataLong = file_get_contents(__DIR__ . '/../lib/crypt.php');
-		$this->legacyData = __DIR__ . '/legacy-text.txt';
-		$this->legacyEncryptedData = __DIR__ . '/legacy-encrypted-text.txt';
-		$this->legacyEncryptedDataKey = __DIR__ . '/encryption.key';
-		$this->legacyKey = "30943623843030686906\0\0\0\0";
-
-		$keypair = \OCA\Files_Encryption\Crypt::createKeypair();
-
-		$this->genPublicKey = $keypair['publicKey'];
-		$this->genPrivateKey = $keypair['privateKey'];
-
-		$this->publicKeyDir = \OCA\Files_Encryption\Keymanager::getPublicKeyPath();
-		$this->encryptionDir = '/' . $this->userId . '/' . 'files_encryption';
-		$this->keysPath = $this->encryptionDir . '/' . 'keys';
-		$this->publicKeyPath =
-			$this->publicKeyDir . '/' . $this->userId . '.publicKey'; // e.g. data/public-keys/admin.publicKey
-		$this->privateKeyPath =
-			$this->encryptionDir . '/' . $this->userId . '.privateKey'; // e.g. data/admin/admin.privateKey
-
-		$this->view = new \OC\Files\View('/');
-
-		$this->util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		// remember files_trashbin state
-		$this->stateFilesTrashbin = \OC_App::isEnabled('files_trashbin');
-
-		// we don't want to tests with app files_trashbin enabled
-		\OC_App::disable('files_trashbin');
-	}
-
-	protected function tearDown() {
-		// reset app files_trashbin
-		if ($this->stateFilesTrashbin) {
-			\OC_App::enable('files_trashbin');
-		}
-		else {
-			\OC_App::disable('files_trashbin');
-		}
-
-		parent::tearDown();
-	}
-
-	public static function tearDownAfterClass() {
-		// cleanup test user
-		\OC_User::deleteUser(self::TEST_ENCRYPTION_UTIL_USER1);
-		\OC_User::deleteUser(self::TEST_ENCRYPTION_UTIL_USER2);
-		\OC_User::deleteUser(self::TEST_ENCRYPTION_UTIL_LEGACY_USER);
-
-		//cleanup groups
-		\OC_Group::deleteGroup(self::TEST_ENCRYPTION_UTIL_GROUP1);
-		\OC_Group::deleteGroup(self::TEST_ENCRYPTION_UTIL_GROUP2);
-
-		parent::tearDownAfterClass();
-	}
-
-	/**
-	 * @medium
-	 * test that paths set during User construction are correct
-	 */
-	function testKeyPaths() {
-		$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		$this->assertEquals($this->publicKeyDir, $util->getPath('publicKeyDir'));
-		$this->assertEquals($this->encryptionDir, $util->getPath('encryptionDir'));
-		$this->assertEquals($this->keysPath, $util->getPath('keysPath'));
-		$this->assertEquals($this->publicKeyPath, $util->getPath('publicKeyPath'));
-		$this->assertEquals($this->privateKeyPath, $util->getPath('privateKeyPath'));
-
-	}
-
-	/**
-	 * @medium
-	 * test detection of encrypted files
-	 */
-	function testIsEncryptedPath() {
-
-		$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		self::loginHelper($this->userId);
-
-		$unencryptedFile = '/tmpUnencrypted-' . $this->getUniqueID() . '.txt';
-		$encryptedFile =  '/tmpEncrypted-' . $this->getUniqueID() . '.txt';
-
-		// Disable encryption proxy to write a unencrypted file
-		$proxyStatus = \OC_FileProxy::$enabled;
-		\OC_FileProxy::$enabled = false;
-
-		$this->view->file_put_contents($this->userId . '/files/' . $unencryptedFile, $this->dataShort);
-
-		// Re-enable proxy - our work is done
-		\OC_FileProxy::$enabled = $proxyStatus;
-
-		// write a encrypted file
-		$this->view->file_put_contents($this->userId . '/files/' . $encryptedFile, $this->dataShort);
-
-		// test if both files are detected correctly
-		$this->assertFalse($util->isEncryptedPath($this->userId . '/files/' . $unencryptedFile));
-		$this->assertTrue($util->isEncryptedPath($this->userId . '/files/' . $encryptedFile));
-
-		// cleanup
-		$this->view->unlink($this->userId . '/files/' . $unencryptedFile);
-		$this->view->unlink($this->userId . '/files/' . $encryptedFile);
-
-	}
-
-	/**
-	 * @medium
-	 * test setup of encryption directories
-	 */
-	function testSetupServerSide() {
-		$this->assertEquals(true, $this->util->setupServerSide($this->pass));
-	}
-
-	/**
-	 * @medium
-	 * test checking whether account is ready for encryption,
-	 */
-	function testUserIsReady() {
-		$this->assertEquals(true, $this->util->ready());
-	}
-
-	/**
-	 * test checking whether account is not ready for encryption,
-	 */
-//	function testUserIsNotReady() {
-//		$this->view->unlink($this->publicKeyDir);
-//
-//		$params['uid'] = $this->userId;
-//		$params['password'] = $this->pass;
-//		$this->assertFalse(OCA\Files_Encryption\Hooks::login($params));
-//
-//		$this->view->unlink($this->privateKeyPath);
-//	}
-
-	/**
-	 * @medium
-	 */
-	function testRecoveryEnabledForUser() {
-
-		$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		// Record the value so we can return it to it's original state later
-		$enabled = $util->recoveryEnabledForUser();
-
-		$this->assertTrue($util->setRecoveryForUser(!$enabled));
-
-		$this->assertEquals(!$enabled, $util->recoveryEnabledForUser());
-
-		$this->assertTrue($util->setRecoveryForUser($enabled));
-
-		$this->assertEquals($enabled, $util->recoveryEnabledForUser());
-
-
-	}
-
-	/**
-	 * @medium
-	 */
-	function testGetUidAndFilename() {
-
-		\OC_User::setUserId(self::TEST_ENCRYPTION_UTIL_USER1);
-
-		$filename = '/tmp-' . $this->getUniqueID() . '.test';
-
-		// Disable encryption proxy to prevent recursive calls
-		$proxyStatus = \OC_FileProxy::$enabled;
-		\OC_FileProxy::$enabled = false;
-
-		$this->view->file_put_contents($this->userId . '/files/' . $filename, $this->dataShort);
-
-		// Re-enable proxy - our work is done
-		\OC_FileProxy::$enabled = $proxyStatus;
-
-		$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		list($fileOwnerUid, $file) = $util->getUidAndFilename($filename);
-
-		$this->assertEquals(self::TEST_ENCRYPTION_UTIL_USER1, $fileOwnerUid);
-
-		$this->assertEquals($file, $filename);
-
-		$this->view->unlink($this->userId . '/files/' . $filename);
-	}
-
-	/**
-	 * Test that data that is read by the crypto stream wrapper
-	 */
-	function testGetFileSize() {
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
-
-		$filename = 'tmp-' . $this->getUniqueID();
-		$externalFilename = '/' . $this->userId . '/files/' . $filename;
-
-		// Test for 0 byte files
-		$problematicFileSizeData = "";
-		$cryptedFile = $this->view->file_put_contents($externalFilename, $problematicFileSizeData);
-		$this->assertTrue(is_int($cryptedFile));
-		$this->assertEquals($this->util->getFileSize($externalFilename), 0);
-		$decrypt = $this->view->file_get_contents($externalFilename);
-		$this->assertEquals($problematicFileSizeData, $decrypt);
-		$this->view->unlink($this->userId . '/files/' . $filename);
-
-		// Test a file with 18377 bytes as in https://github.com/owncloud/mirall/issues/1009
-		$problematicFileSizeData = str_pad("", 18377, "abc");
-		$cryptedFile = $this->view->file_put_contents($externalFilename, $problematicFileSizeData);
-		$this->assertTrue(is_int($cryptedFile));
-		$this->assertEquals($this->util->getFileSize($externalFilename), 18377);
-		$decrypt = $this->view->file_get_contents($externalFilename);
-		$this->assertEquals($problematicFileSizeData, $decrypt);
-		$this->view->unlink($this->userId . '/files/' . $filename);
-	}
-
-	function testEncryptAll() {
-
-		$filename = "/encryptAll" . $this->getUniqueID() . ".txt";
-		$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		// disable encryption to upload a unencrypted file
-		\OC_App::disable('files_encryption');
-
-		$this->view->file_put_contents($this->userId . '/files/' . $filename, $this->dataShort);
-
-		$fileInfoUnencrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
-
-		$this->assertTrue($fileInfoUnencrypted instanceof \OC\Files\FileInfo);
-
-		// enable file encryption again
-		\OC_App::enable('files_encryption');
-
-		// encrypt all unencrypted files
-		$util->encryptAll('/' . $this->userId . '/' . 'files');
-
-		$fileInfoEncrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
-
-		$this->assertTrue($fileInfoEncrypted instanceof \OC\Files\FileInfo);
-
-		// check if mtime and etags unchanged
-		$this->assertEquals($fileInfoEncrypted['mtime'], $fileInfoUnencrypted['mtime']);
-		$this->assertSame($fileInfoEncrypted['etag'], $fileInfoUnencrypted['etag']);
-
-		$this->view->unlink($this->userId . '/files/' . $filename);
-	}
-
-	function testDecryptAll() {
-
-		$filename = "/decryptAll" . $this->getUniqueID() . ".txt";
-		$datadir = \OC_Config::getValue('datadirectory', \OC::$SERVERROOT . '/data/');
-		$userdir = $datadir . '/' . $this->userId . '/files/';
-
-		$this->view->file_put_contents($this->userId . '/files/' . $filename, $this->dataShort);
-
-		$fileInfoEncrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
-
-		$this->assertTrue($fileInfoEncrypted instanceof \OC\Files\FileInfo);
-		$this->assertEquals($fileInfoEncrypted['encrypted'], 1);
-
-		$encContent = file_get_contents($userdir . $filename);
-
-		\OC_App::disable('files_encryption');
-
-		$user = \OCP\User::getUser();
-		$this->logoutHelper();
-		$this->loginHelper($user, false, false, false);
-
-		$content = file_get_contents($userdir . $filename);
-
-		//content should be encrypted
-		$this->assertSame($encContent, $content);
-
-		// now we load the encryption app again
-		\OC_App::loadApp('files_encryption');
-
-		// init encryption app
-		$params = array('uid' => \OCP\User::getUser(),
-			'password' => \OCP\User::getUser());
-
-		$view = new \OC\Files\View('/');
-		$util = new \OCA\Files_Encryption\Util($view, \OCP\User::getUser());
-
-		$result = $util->initEncryption($params);
-
-		$this->assertTrue($result instanceof \OCA\Files_Encryption\Session);
-
-		$successful = $util->decryptAll();
-
-		$this->assertTrue($successful);
-
-		$this->logoutHelper();
-		$this->loginHelper($user, false, false, false);
-
-		// file should be unencrypted and fileInfo should contain the correct values
-		$content = file_get_contents($userdir . $filename);
-
-		// now we should get the plain data
-		$this->assertSame($this->dataShort, $content);
-
-		$fileInfoUnencrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
-		$this->assertTrue($fileInfoUnencrypted instanceof \OC\Files\FileInfo);
-
-		// check if mtime and etags unchanged
-		$this->assertEquals($fileInfoEncrypted['mtime'], $fileInfoUnencrypted['mtime']);
-		$this->assertSame($fileInfoEncrypted['etag'], $fileInfoUnencrypted['etag']);
-		// file should no longer be encrypted
-		$this->assertEquals(0, $fileInfoUnencrypted['encrypted']);
-
-		$backupPath = $this->getBackupPath('decryptAll');
-
-		// check if the keys where moved to the backup location
-		$this->assertTrue($this->view->is_dir($backupPath . '/keys'));
-		$this->assertTrue($this->view->file_exists($backupPath . '/keys/' . $filename . '/fileKey'));
-		$this->assertTrue($this->view->file_exists($backupPath . '/keys/' . $filename . '/' . $user . '.shareKey'));
-
-		// cleanup
-		$this->view->unlink($this->userId . '/files/' . $filename);
-		$this->view->deleteAll($backupPath);
-		\OC_App::enable('files_encryption');
-
-	}
-
-	private function createDummyKeysForBackupTest() {
-		// create some dummy key files
-		$encPath = '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '/files_encryption';
-		$this->view->mkdir($encPath . '/keys/foo');
-		$this->view->file_put_contents($encPath . '/keys/foo/fileKey', 'key');
-		$this->view->file_put_contents($encPath . '/keys/foo/user1.shareKey', 'share key');
-	}
-
-	/**
-	 * test if all keys get moved to the backup folder correctly
-	 *
-	 * @dataProvider dataBackupAllKeys
-	 */
-	function testBackupAllKeys($addTimestamp, $includeUserKeys) {
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
-
-		$this->createDummyKeysForBackupTest();
-
-		$util = new \OCA\Files_Encryption\Util($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
-
-		$util->backupAllKeys('testBackupAllKeys', $addTimestamp, $includeUserKeys);
-
-		$backupPath = $this->getBackupPath('testBackupAllKeys');
-
-		// check backupDir Content
-		$this->assertTrue($this->view->is_dir($backupPath . '/keys'));
-		$this->assertTrue($this->view->is_dir($backupPath . '/keys/foo'));
-		$this->assertTrue($this->view->file_exists($backupPath . '/keys/foo/fileKey'));
-		$this->assertTrue($this->view->file_exists($backupPath . '/keys/foo/user1.shareKey'));
-
-		if ($includeUserKeys) {
-			$this->assertTrue($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.privateKey'));
-			$this->assertTrue($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.publicKey'));
-		} else {
-			$this->assertFalse($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.privateKey'));
-			$this->assertFalse($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.publicKey'));
-		}
-
-		//cleanup
-		$this->view->deleteAll($backupPath);
-		$this->view->unlink($this->encryptionDir . '/keys/foo/fileKey');
-		$this->view->unlink($this->encryptionDir . '/keys/foo/user1.shareKey');
-	}
-
-	function dataBackupAllKeys() {
-		return array(
-			array(true, true),
-			array(false, true),
-			array(true, false),
-			array(false, false),
-		);
-	}
-
-
-	/**
-	 * @dataProvider dataBackupAllKeys
-	 */
-	function testRestoreBackup($addTimestamp, $includeUserKeys) {
-
-		$util = new \OCA\Files_Encryption\Util($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
-		$this->createDummyKeysForBackupTest();
-
-		$util->backupAllKeys('restoreKeysBackupTest', $addTimestamp, $includeUserKeys);
-		$this->view->deleteAll($this->keysPath);
-		if ($includeUserKeys) {
-			$this->view->unlink($this->privateKeyPath);
-			$this->view->unlink($this->publicKeyPath);
-		}
-
-		// key should be removed after backup was created
-		$this->assertFalse($this->view->is_dir($this->keysPath));
-		if ($includeUserKeys) {
-			$this->assertFalse($this->view->file_exists($this->privateKeyPath));
-			$this->assertFalse($this->view->file_exists($this->publicKeyPath));
-		}
-
-		$backupPath = $this->getBackupPath('restoreKeysBackupTest');
-		$backupName = substr(basename($backupPath), strlen('backup.'));
-
-		$this->assertTrue($util->restoreBackup($backupName));
-
-		// check if all keys are restored
-		$this->assertFalse($this->view->is_dir($backupPath));
-		$this->assertTrue($this->view->is_dir($this->keysPath));
-		$this->assertTrue($this->view->is_dir($this->keysPath . '/foo'));
-		$this->assertTrue($this->view->file_exists($this->keysPath . '/foo/fileKey'));
-		$this->assertTrue($this->view->file_exists($this->keysPath . '/foo/user1.shareKey'));
-		$this->assertTrue($this->view->file_exists($this->privateKeyPath));
-		$this->assertTrue($this->view->file_exists($this->publicKeyPath));
-	}
-
-	function testDeleteBackup() {
-		$util = new \OCA\Files_Encryption\Util($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
-		$this->createDummyKeysForBackupTest();
-
-		$util->backupAllKeys('testDeleteBackup', false, false);
-
-		$this->assertTrue($this->view->is_dir($this->encryptionDir . '/backup.testDeleteBackup'));
-
-		$util->deleteBackup('testDeleteBackup');
-
-		$this->assertFalse($this->view->is_dir($this->encryptionDir . '/backup.testDeleteBackup'));
-	}
-
-	function testDescryptAllWithBrokenFiles() {
-
-		$file1 = "/decryptAll1" . $this->getUniqueID() . ".txt";
-		$file2 = "/decryptAll2" . $this->getUniqueID() . ".txt";
-
-		$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
-
-		$this->view->file_put_contents($this->userId . '/files/' . $file1, $this->dataShort);
-		$this->view->file_put_contents($this->userId . '/files/' . $file2, $this->dataShort);
-
-		$fileInfoEncrypted1 = $this->view->getFileInfo($this->userId . '/files/' . $file1);
-		$fileInfoEncrypted2 = $this->view->getFileInfo($this->userId . '/files/' . $file2);
-
-		$this->assertTrue($fileInfoEncrypted1 instanceof \OC\Files\FileInfo);
-		$this->assertTrue($fileInfoEncrypted2 instanceof \OC\Files\FileInfo);
-		$this->assertEquals($fileInfoEncrypted1['encrypted'], 1);
-		$this->assertEquals($fileInfoEncrypted2['encrypted'], 1);
-
-		// rename keyfile for file1 so that the decryption for file1 fails
-		// Expected behaviour: decryptAll() returns false, file2 gets decrypted anyway
-		$this->view->rename($this->userId . '/files_encryption/keys/' . $file1 . '/fileKey',
-				$this->userId . '/files_encryption/keys/' . $file1 . '/fileKey.moved');
-
-		// need to reset key cache that we don't use the cached key
-		$this->resetKeyCache();
-
-		// decrypt all encrypted files
-		$result = $util->decryptAll();
-
-		$this->assertFalse($result);
-
-		$fileInfoUnencrypted1 = $this->view->getFileInfo($this->userId . '/files/' . $file1);
-		$fileInfoUnencrypted2 = $this->view->getFileInfo($this->userId . '/files/' . $file2);
-
-		$this->assertTrue($fileInfoUnencrypted1 instanceof \OC\Files\FileInfo);
-		$this->assertTrue($fileInfoUnencrypted2 instanceof \OC\Files\FileInfo);
-
-		// file1 should be still encrypted; file2 should be decrypted
-		$this->assertEquals(1, $fileInfoUnencrypted1['encrypted']);
-		$this->assertEquals(0, $fileInfoUnencrypted2['encrypted']);
-
-		// keyfiles and share keys should still exist
-		$this->assertTrue($this->view->is_dir($this->userId . '/files_encryption/keys/'));
-		$this->assertTrue($this->view->file_exists($this->userId . '/files_encryption/keys/' . $file1 . '/fileKey.moved'));
-		$this->assertTrue($this->view->file_exists($this->userId . '/files_encryption/keys/' . $file1 . '/' . $this->userId . '.shareKey'));
-
-		// rename the keyfile for file1 back
-		$this->view->rename($this->userId . '/files_encryption/keys/' . $file1 . '/fileKey.moved',
-				$this->userId . '/files_encryption/keys/' . $file1 . '/fileKey');
-
-		// try again to decrypt all encrypted files
-		$result = $util->decryptAll();
-
-		$this->assertTrue($result);
-
-		$fileInfoUnencrypted1 = $this->view->getFileInfo($this->userId . '/files/' . $file1);
-		$fileInfoUnencrypted2 = $this->view->getFileInfo($this->userId . '/files/' . $file2);
-
-		$this->assertTrue($fileInfoUnencrypted1 instanceof \OC\Files\FileInfo);
-		$this->assertTrue($fileInfoUnencrypted2 instanceof \OC\Files\FileInfo);
-
-		// now both files should be decrypted
-		$this->assertEquals(0, $fileInfoUnencrypted1['encrypted']);
-		$this->assertEquals(0, $fileInfoUnencrypted2['encrypted']);
-
-		// keyfiles and share keys should be deleted
-		$this->assertFalse($this->view->is_dir($this->userId . '/files_encryption/keys/'));
-
-		//cleanup
-		$backupPath = $this->getBackupPath('decryptAll');
-		$this->view->unlink($this->userId . '/files/' . $file1);
-		$this->view->unlink($this->userId . '/files/' . $file2);
-		$this->view->deleteAll($backupPath);
-
-	}
-
-	function getBackupPath($extension) {
-		$encPath = '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '/files_encryption';
-		$encFolderContent = $this->view->getDirectoryContent($encPath);
-
-		$backupPath = '';
-		foreach ($encFolderContent as $c) {
-			$name = $c['name'];
-			if (substr($name, 0, strlen('backup.' . $extension))  === 'backup.' . $extension) {
-				$backupPath = $encPath . '/'. $c['name'];
-				break;
-			}
-		}
-
-		return $backupPath;
-	}
-
-	/**
-	 * @dataProvider dataProviderFortestIsMountPointApplicableToUser
-	 */
-	function testIsMountPointApplicableToUser($mount, $expectedResult) {
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
-		$dummyClass = new DummyUtilClass($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
-		$result = $dummyClass->testIsMountPointApplicableToUser($mount);
-
-		$this->assertSame($expectedResult, $result);
-	}
-
-	function dataProviderFortestIsMountPointApplicableToUser() {
-		return array(
-			array(array('applicable' => array('groups' => array(), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER1))), true),
-			array(array('applicable' => array('groups' => array(), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2))), false),
-			array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP1), 'users' => array())), true),
-			array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP1), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2))), true),
-			array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP2), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2))), false),
-			array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP2), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2, 'all'))), true),
-			array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP2), 'users' => array('all'))), true),
-		);
-	}
-
-	/**
-	 * Tests that filterShareReadyUsers() returns the correct list of
-	 * users that are ready or not ready for encryption
-	 */
-	public function testFilterShareReadyUsers() {
-		$appConfig = \OC::$server->getAppConfig();
-
-		$publicShareKeyId = $appConfig->getValue('files_encryption', 'publicShareKeyId');
-		$recoveryKeyId = $appConfig->getValue('files_encryption', 'recoveryKeyId');
-
-		$usersToTest = array(
-			'readyUser',
-			'notReadyUser',
-			'nonExistingUser',
-			$publicShareKeyId,
-			$recoveryKeyId,
-		);
-		self::loginHelper('readyUser', true);
-		self::loginHelper('notReadyUser', true);
-		// delete encryption dir to make it not ready
-		$this->view->unlink('notReadyUser/files_encryption/');
-
-		// login as user1
-		self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
-
-		$result = $this->util->filterShareReadyUsers($usersToTest);
-		$this->assertEquals(
-			array('readyUser', $publicShareKeyId, $recoveryKeyId),
-			$result['ready']
-		);
-		$this->assertEquals(
-			array('notReadyUser', 'nonExistingUser'),
-			$result['unready']
-		);
-		\OC_User::deleteUser('readyUser');
-	}
-
-	/**
-	 * helper function to set migration status to the right value
-	 * to be able to test the migration path
-	 *
-	 * @param integer $status needed migration status for test
-	 * @param string $user for which user the status should be set
-	 * @return boolean
-	 */
-	private function setMigrationStatus($status, $user) {
-		\OC::$server->getConfig()->setUserValue($user, 'files_encryption', 'migration_status', (string)$status);
-		// the update will definitely be executed -> return value is always true
-		return true;
-	}
-
-}
-
-/**
- * dummy class extends  \OCA\Files_Encryption\Util to access protected methods for testing
- */
-class DummyUtilClass extends \OCA\Files_Encryption\Util {
-	public function testIsMountPointApplicableToUser($mount) {
-		return $this->isMountPointApplicableToUser($mount);
-	}
-}