Switch to a factory and add unit tests

settings/application.php

@@ -16,6 +16,7 @@ use OC\Settings\Controller\LogSettingsController;
 use OC\Settings\Controller\MailSettingsController;
 use OC\Settings\Controller\SecuritySettingsController;
 use OC\Settings\Controller\UsersController;
+use OC\Settings\Factory\SubAdminFactory;
 use OC\Settings\Middleware\SubadminMiddleware;
 use \OCP\AppFramework\App;
 use OCP\IContainer;
@@ -92,7 +93,7 @@ class Application extends App {
 				$c->query('DefaultMailAddress'),
 				$c->query('URLGenerator'),
 				$c->query('OCP\\App\\IAppManager'),
-				$c->query('SubAdminOfGroups')
+				$c->query('SubAdminFactory')
 			);
 		});
 		$container->registerService('LogSettingsController', function(IContainer $c) {
@@ -147,8 +148,8 @@ class Application extends App {
 			return \OC_Subadmin::isSubAdmin(\OC_User::getUser());
 		});
 		/** FIXME: Remove once OC_SubAdmin is non-static and mockable */
-		$container->registerService('SubAdminOfGroups', function(IContainer $c) {
-			return \OC_SubAdmin::getSubAdminsGroups(\OC_User::getUser());
+		$container->registerService('SubAdminFactory', function(IContainer $c) {
+			return new SubAdminFactory();
 		});
 		$container->registerService('Mail', function(IContainer $c) {
 			return new \OC_Mail;

settings/controller/userscontroller.php

@@ -11,6 +11,7 @@
 namespace OC\Settings\Controller;
 
 use OC\AppFramework\Http;
+use OC\Settings\Factory\SubAdminFactory;
 use OC\User\User;
 use OCP\App\IAppManager;
 use OCP\AppFramework\Controller;
@@ -56,8 +57,8 @@ class UsersController extends Controller {
 	private $isEncryptionAppEnabled;
 	/** @var bool contains the state of the admin recovery setting */
 	private $isRestoreEnabled = false;
-	/** @var string[] Array of groups the user is sub-admin of */
-	private $subAdminOfGroups = [];
+	/** @var SubAdminFactory */
+	private $subAdminFactory;
 
 	/**
 	 * @param string $appName
@@ -74,7 +75,7 @@ class UsersController extends Controller {
 	 * @param string $fromMailAddress
 	 * @param IURLGenerator $urlGenerator
 	 * @param IAppManager $appManager
-	 * @param array $subAdminOfGroups
+	 * @param SubAdminFactory $subAdminFactory
 	 */
 	public function __construct($appName,
 								IRequest $request,
@@ -90,7 +91,7 @@ class UsersController extends Controller {
 								$fromMailAddress,
 								IURLGenerator $urlGenerator,
 								IAppManager $appManager,
-								array $subAdminOfGroups) {
+								SubAdminFactory $subAdminFactory) {
 		parent::__construct($appName, $request);
 		$this->userManager = $userManager;
 		$this->groupManager = $groupManager;
@@ -103,7 +104,7 @@ class UsersController extends Controller {
 		$this->mail = $mail;
 		$this->fromMailAddress = $fromMailAddress;
 		$this->urlGenerator = $urlGenerator;
-		$this->subAdminOfGroups = $subAdminOfGroups;
+		$this->subAdminFactory = $subAdminFactory;
 
 		// check for encryption state - TODO see formatUserForIndex
 		$this->isEncryptionAppEnabled = $appManager->isEnabledForUser('files_encryption');
@@ -216,15 +217,18 @@ class UsersController extends Controller {
 			}
 
 		} else {
+			$subAdminOfGroups = $this->subAdminFactory->getSubAdminsOfGroups(
+				$this->userSession->getUser()->getUID()
+			);
 			// Set the $gid parameter to an empty value if the subadmin has no rights to access a specific group
-			if($gid !== '' && !in_array($gid, $this->subAdminOfGroups)) {
+			if($gid !== '' && !in_array($gid, $subAdminOfGroups)) {
 				$gid = '';
 			}
 
 			// Batch all groups the user is subadmin of when a group is specified
 			$batch = [];
 			if($gid === '') {
-				foreach($this->subAdminOfGroups as $group) {
+				foreach($subAdminOfGroups as $group) {
 					$groupUsers = $this->groupManager->displayNamesInGroup($group, $pattern, $limit, $offset);
 					foreach($groupUsers as $uid => $displayName) {
 						$batch[$uid] = $displayName;
@@ -239,7 +243,7 @@ class UsersController extends Controller {
 				// Only add the groups, this user is a subadmin of
 				$userGroups = array_values(array_intersect(
 					$this->groupManager->getUserGroupIds($user),
-					$this->subAdminOfGroups
+					$subAdminOfGroups
 				));
 				$users[] = $this->formatUserForIndex($user, $userGroups);
 			}
@@ -256,8 +260,6 @@ class UsersController extends Controller {
 	 * @param array $groups
 	 * @param string $email
 	 * @return DataResponse
-	 *
-	 * TODO: Tidy up and write unit tests - code is mainly static method calls
 	 */
 	public function create($username, $password, array $groups=array(), $email='') {
 
@@ -270,17 +272,17 @@ class UsersController extends Controller {
 			);
 		}
 
-		// TODO FIXME get rid of the static calls to OC_Subadmin
 		if (!$this->isAdmin) {
+			$uid = $this->userSession->getUser()->getUID();
 			if (!empty($groups)) {
 				foreach ($groups as $key => $group) {
-					if (!\OC_SubAdmin::isGroupAccessible($this->userSession->getUser()->getUID(), $group)) {
+					if (!$this->subAdminFactory->isGroupAccessible($uid, $group)) {
 						unset($groups[$key]);
 					}
 				}
 			}
 			if (empty($groups)) {
-				$groups = $this->subAdminOfGroups;
+				$groups = $this->subAdminFactory->getSubAdminsOfGroups($uid);
 			}
 		}
 
@@ -297,7 +299,7 @@ class UsersController extends Controller {
 
 		if($user instanceof User) {
 			if($groups !== null) {
-				foreach( $groups as $groupName ) {
+				foreach($groups as $groupName) {
 					$group = $this->groupManager->get($groupName);
 
 					if(empty($group)) {
@@ -363,11 +365,10 @@ class UsersController extends Controller {
 	 *
 	 * @param string $id
 	 * @return DataResponse
-	 *
-	 * TODO: Tidy up and write unit tests - code is mainly static method calls
 	 */
 	public function destroy($id) {
-		if($this->userSession->getUser()->getUID() === $id) {
+		$UserId = $this->userSession->getUser()->getUID();
+		if($UserId === $id) {
 			return new DataResponse(
 				array(
 					'status' => 'error',
@@ -379,8 +380,7 @@ class UsersController extends Controller {
 			);
 		}
 
-		// FIXME: Remove this static function call at some point…
-		if(!$this->isAdmin && !\OC_SubAdmin::isUserAccessible($this->userSession->getUser()->getUID(), $id)) {
+		if(!$this->isAdmin && !$this->subAdminFactory->isUserAccessible($UserId, $id)) {
 			return new DataResponse(
 				array(
 					'status' => 'error',
@@ -427,14 +427,13 @@ class UsersController extends Controller {
 	 * @param string $id
 	 * @param string $mailAddress
 	 * @return DataResponse
-	 *
-	 * TODO: Tidy up and write unit tests - code is mainly static method calls
 	 */
 	public function setMailAddress($id, $mailAddress) {
+		$UserId = $this->userSession->getUser()->getUID();
 		// FIXME: Remove this static function call at some point…
 		if($this->userSession->getUser()->getUID() !== $id
 			&& !$this->isAdmin
-			&& !\OC_SubAdmin::isUserAccessible($this->userSession->getUser()->getUID(), $id)) {
+			&& !$this->subAdminFactory->isUserAccessible($UserId, $id)) {
 			return new DataResponse(
 				array(
 					'status' => 'error',

settings/factory/subadminfactory.php

@@ -0,0 +1,45 @@
+<?php
+/**
+ * @author Lukas Reschke
+ * @copyright 2015 Lukas Reschke lukas@owncloud.com
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OC\Settings\Factory;
+
+/**
+ * @package OC\Settings\Factory
+ */
+class SubAdminFactory {
+	/**
+	 * Get the groups $uid is SubAdmin of
+	 * @param string $uid
+	 * @return array Array of groups that $uid is subadmin of
+	 */
+	function getSubAdminsOfGroups($uid) {
+		return \OC_SubAdmin::getSubAdminsGroups($uid);
+	}
+
+	/**
+	 * Whether the $group is accessible to $uid as subadmin
+	 * @param string $uid
+	 * @param string $group
+	 * @return bool
+	 */
+	function isGroupAccessible($uid, $group) {
+		return \OC_SubAdmin::isGroupAccessible($uid, $group);
+	}
+
+	/**
+	 * Whether $uid is accessible to $subAdmin
+	 * @param string $subAdmin
+	 * @param string $uid
+	 * @return bool
+	 */
+	function isUserAccessible($subAdmin, $uid) {
+		return \OC_SubAdmin::isUserAccessible($subAdmin, $uid);
+	}
+}

tests/settings/controller/userscontrollertest.php

@@ -33,6 +33,8 @@ class UsersControllerTest extends \Test\TestCase {
 			->disableOriginalConstructor()->getMock();
 		$this->container['L10N'] = $this->getMockBuilder('\OCP\IL10N')
 			->disableOriginalConstructor()->getMock();
+		$this->container['SubAdminFactory'] = $this->getMockBuilder('\OC\Settings\Factory\SubAdminFactory')
+			->disableOriginalConstructor()->getMock();
 		$this->container['Config'] = $this->getMockBuilder('\OCP\IConfig')
 			->disableOriginalConstructor()->getMock();
 		$this->container['L10N']
@@ -197,7 +199,22 @@ class UsersControllerTest extends \Test\TestCase {
 
 	public function testIndexSubAdmin() {
 		$this->container['IsAdmin'] = false;
-		$this->container['SubAdminOfGroups'] = ['SubGroup1', 'SubGroup2'];
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('getSubAdminsOfGroups')
+			->with('username')
+			->will($this->returnValue(['SubGroup1', 'SubGroup2']));
+
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('username'));
+		$this->container['UserSession']
+			->expects($this->once())
+			->method('getUser')
+			->will($this->returnValue($user));
 
 		$foo = $this->getMockBuilder('\OC\User\User')
 			->disableOriginalConstructor()->getMock();
@@ -557,11 +574,7 @@ class UsersControllerTest extends \Test\TestCase {
 		$this->assertEquals($expectedResponse, $response);
 	}
 
-	/**
-	 * TODO: Since the function uses the static OC_Subadmin class it can't be mocked
-	 * to test for subadmins. Thus the test always assumes you have admin permissions...
-	 */
-	public function testCreateSuccessfulWithoutGroup() {
+	public function testCreateSuccessfulWithoutGroupAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		$user = $this->getMockBuilder('\OC\User\User')
@@ -602,11 +615,86 @@ class UsersControllerTest extends \Test\TestCase {
 		$this->assertEquals($expectedResponse, $response);
 	}
 
-	/**
-	 * TODO: Since the function uses the static OC_Subadmin class it can't be mocked
-	 * to test for subadmins. Thus the test always assumes you have admin permissions...
-	 */
-	public function testCreateSuccessfulWithGroup() {
+	public function testCreateSuccessfulWithoutGroupSubAdmin() {
+		$this->container['IsAdmin'] = false;
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('getSubAdminsOfGroups')
+			->with('username')
+			->will($this->returnValue(['SubGroup1', 'SubGroup2']));
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('username'));
+		$this->container['UserSession']
+			->expects($this->once())
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->method('getHome')
+			->will($this->returnValue('/home/user'));
+		$user
+			->method('getHome')
+			->will($this->returnValue('/home/user'));
+		$user
+			->method('getUID')
+			->will($this->returnValue('foo'));
+		$user
+			->expects($this->once())
+			->method('getBackendClassName')
+			->will($this->returnValue('bar'));
+		$subGroup1 = $this->getMockBuilder('\OCP\IGroup')
+			->disableOriginalConstructor()->getMock();
+		$subGroup1
+			->expects($this->once())
+			->method('addUser')
+			->with($user);
+		$subGroup2 = $this->getMockBuilder('\OCP\IGroup')
+			->disableOriginalConstructor()->getMock();
+		$subGroup2
+			->expects($this->once())
+			->method('addUser')
+			->with($user);
+
+		$this->container['UserManager']
+			->expects($this->once())
+			->method('createUser')
+			->will($this->onConsecutiveCalls($user));
+		$this->container['GroupManager']
+			->expects($this->exactly(2))
+			->method('get')
+			->will($this->onConsecutiveCalls($subGroup1, $subGroup2));
+		$this->container['GroupManager']
+			->expects($this->once())
+			->method('getUserGroupIds')
+			->with($user)
+			->will($this->onConsecutiveCalls(['SubGroup1', 'SubGroup2']));
+
+		$expectedResponse = new DataResponse(
+			array(
+				'name' => 'foo',
+				'groups' => ['SubGroup1', 'SubGroup2'],
+				'storageLocation' => '/home/user',
+				'backend' => 'bar',
+				'lastLogin' => null,
+				'displayname' => null,
+				'quota' => null,
+				'subadmin' => [],
+				'email' => null,
+				'isRestoreDisabled' => false,
+			),
+			Http::STATUS_CREATED
+		);
+		$response = $this->container['UsersController']->create('foo', 'password');
+		$this->assertEquals($expectedResponse, $response);
+	}
+
+	public function testCreateSuccessfulWithGroupAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		$user = $this->getMockBuilder('\OC\User\User')
@@ -675,11 +763,86 @@ class UsersControllerTest extends \Test\TestCase {
 		$this->assertEquals($expectedResponse, $response);
 	}
 
-	/**
-	 * TODO: Since the function uses the static OC_Subadmin class it can't be mocked
-	 * to test for subadmins. Thus the test always assumes you have admin permissions...
-	 */
-	public function testCreateUnsuccessful() {
+	public function testCreateSuccessfulWithGroupSubAdmin() {
+		$this->container['IsAdmin'] = false;
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('getSubAdminsOfGroups')
+			->with('username')
+			->will($this->returnValue(['SubGroup1', 'SubGroup2']));
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('username'));
+		$this->container['UserSession']
+			->expects($this->once())
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->method('getHome')
+			->will($this->returnValue('/home/user'));
+		$user
+			->method('getHome')
+			->will($this->returnValue('/home/user'));
+		$user
+			->method('getUID')
+			->will($this->returnValue('foo'));
+		$user
+			->expects($this->once())
+			->method('getBackendClassName')
+			->will($this->returnValue('bar'));
+		$subGroup1 = $this->getMockBuilder('\OCP\IGroup')
+			->disableOriginalConstructor()->getMock();
+		$subGroup1
+			->expects($this->once())
+			->method('addUser')
+			->with($user);
+		$subGroup2 = $this->getMockBuilder('\OCP\IGroup')
+			->disableOriginalConstructor()->getMock();
+		$subGroup2
+			->expects($this->once())
+			->method('addUser')
+			->with($user);
+
+		$this->container['UserManager']
+			->expects($this->once())
+			->method('createUser')
+			->will($this->onConsecutiveCalls($user));
+		$this->container['GroupManager']
+			->expects($this->exactly(2))
+			->method('get')
+			->will($this->onConsecutiveCalls($subGroup1, $subGroup2));
+		$this->container['GroupManager']
+			->expects($this->once())
+			->method('getUserGroupIds')
+			->with($user)
+			->will($this->onConsecutiveCalls(['SubGroup1']));
+
+		$expectedResponse = new DataResponse(
+			array(
+				'name' => 'foo',
+				'groups' => ['SubGroup1'],
+				'storageLocation' => '/home/user',
+				'backend' => 'bar',
+				'lastLogin' => null,
+				'displayname' => null,
+				'quota' => null,
+				'subadmin' => [],
+				'email' => null,
+				'isRestoreDisabled' => false,
+			),
+			Http::STATUS_CREATED
+		);
+		$response = $this->container['UsersController']->create('foo', 'password', ['SubGroup1', 'ExistingGroup']);
+		$this->assertEquals($expectedResponse, $response);
+	}
+
+	public function testCreateUnsuccessfulAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		$this->container['UserManager']
@@ -696,11 +859,39 @@ class UsersControllerTest extends \Test\TestCase {
 		$this->assertEquals($expectedResponse, $response);
 	}
 
-	/**
-	 * TODO: Since the function uses the static OC_Subadmin class it can't be mocked
-	 * to test for subadmins. Thus the test always assumes you have admin permissions...
-	 */
-	public function testDestroySelf() {
+	public function testCreateUnsuccessfulSubAdmin() {
+		$this->container['IsAdmin'] = false;
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('getSubAdminsOfGroups')
+			->with('username')
+			->will($this->returnValue(['SubGroup1', 'SubGroup2']));
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('username'));
+		$this->container['UserSession']
+			->expects($this->once())
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$this->container['UserManager']
+			->method('createUser')
+			->will($this->throwException(new \Exception()));
+
+		$expectedResponse = new DataResponse(
+			[
+				'message' => 'Unable to create user.'
+			],
+			Http::STATUS_FORBIDDEN
+		);
+		$response = $this->container['UsersController']->create('foo', 'password', array());
+		$this->assertEquals($expectedResponse, $response);
+	}
+
+	public function testDestroySelfAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		$user = $this->getMockBuilder('\OC\User\User')
@@ -726,11 +917,33 @@ class UsersControllerTest extends \Test\TestCase {
 		$this->assertEquals($expectedResponse, $response);
 	}
 
-	/**
-	 * TODO: Since the function uses the static OC_Subadmin class it can't be mocked
-	 * to test for subadmins. Thus the test always assumes you have admin permissions...
-	 */
-	public function testDestroy() {
+	public function testDestroySelfSubadmin() {
+		$this->container['IsAdmin'] = false;
+
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('myself'));
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$expectedResponse = new DataResponse(
+			array(
+				'status' => 'error',
+				'data' => array(
+					'message' => 'Unable to delete user.'
+				)
+			),
+			Http::STATUS_FORBIDDEN
+		);
+		$response = $this->container['UsersController']->destroy('myself');
+		$this->assertEquals($expectedResponse, $response);
+	}
+
+	public function testDestroyAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		$user = $this->getMockBuilder('\OC\User\User')
@@ -765,11 +978,54 @@ class UsersControllerTest extends \Test\TestCase {
 		$response = $this->container['UsersController']->destroy('UserToDelete');
 		$this->assertEquals($expectedResponse, $response);
 	}
-	/**
-	 * TODO: Since the function uses the static OC_Subadmin class it can't be mocked
-	 * to test for subadmins. Thus the test always assumes you have admin permissions...
-	 */
-	public function testDestroyUnsuccessful() {
+
+	public function testDestroySubAdmin() {
+		$this->container['IsAdmin'] = false;
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('isUserAccessible')
+			->with('myself', 'UserToDelete')
+			->will($this->returnValue(true));
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('myself'));
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$toDeleteUser = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$toDeleteUser
+			->expects($this->once())
+			->method('delete')
+			->will($this->returnValue(true));
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+		$this->container['UserManager']
+			->method('get')
+			->with('UserToDelete')
+			->will($this->returnValue($toDeleteUser));
+
+		$expectedResponse = new DataResponse(
+			[
+				'status' => 'success',
+				'data' => [
+					'username' => 'UserToDelete'
+				]
+			],
+			Http::STATUS_NO_CONTENT
+		);
+		$response = $this->container['UsersController']->destroy('UserToDelete');
+		$this->assertEquals($expectedResponse, $response);
+	}
+
+	public function testDestroyUnsuccessfulAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		$user = $this->getMockBuilder('\OC\User\User')
@@ -805,10 +1061,94 @@ class UsersControllerTest extends \Test\TestCase {
 		$this->assertEquals($expectedResponse, $response);
 	}
 
+	public function testDestroyUnsuccessfulSubAdmin() {
+		$this->container['IsAdmin'] = false;
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('isUserAccessible')
+			->with('myself', 'UserToDelete')
+			->will($this->returnValue(true));
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('myself'));
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$toDeleteUser = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$toDeleteUser
+			->expects($this->once())
+			->method('delete')
+			->will($this->returnValue(false));
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+		$this->container['UserManager']
+			->method('get')
+			->with('UserToDelete')
+			->will($this->returnValue($toDeleteUser));
+
+		$expectedResponse = new DataResponse(
+			[
+				'status' => 'error',
+				'data' => [
+					'message' => 'Unable to delete user.'
+				]
+			],
+			Http::STATUS_FORBIDDEN
+		);
+		$response = $this->container['UsersController']->destroy('UserToDelete');
+		$this->assertEquals($expectedResponse, $response);
+	}
+
+	public function testDestroyNotAccessibleToSubAdmin() {
+		$this->container['IsAdmin'] = false;
+		$this->container['SubAdminFactory']
+			->expects($this->once())
+			->method('isUserAccessible')
+			->with('myself', 'UserToDelete')
+			->will($this->returnValue(false));
+		$user = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$user
+			->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('myself'));
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+
+		$toDeleteUser = $this->getMockBuilder('\OC\User\User')
+			->disableOriginalConstructor()->getMock();
+		$this->container['UserSession']
+			->method('getUser')
+			->will($this->returnValue($user));
+		$this->container['UserManager']
+			->method('get')
+			->with('UserToDelete')
+			->will($this->returnValue($toDeleteUser));
+
+		$expectedResponse = new DataResponse(
+			[
+				'status' => 'error',
+				'data' => [
+					'message' => 'Authentication error'
+				]
+			],
+			Http::STATUS_FORBIDDEN
+		);
+		$response = $this->container['UsersController']->destroy('UserToDelete');
+		$this->assertEquals($expectedResponse, $response);
+	}
+
 	/**
 	 * test if an invalid mail result in a failure response
 	 */
-	public function testCreateUnsuccessfulWithInvalidEMail() {
+	public function testCreateUnsuccessfulWithInvalidEmailAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		/**
@@ -835,7 +1175,7 @@ class UsersControllerTest extends \Test\TestCase {
 	/**
 	 * test if a valid mail result in a successful mail send
 	 */
-	public function testCreateSuccessfulWithValidEMail() {
+	public function testCreateSuccessfulWithValidEmailAdmin() {
 		$this->container['IsAdmin'] = true;
 
 		/**