Move tests/ to PSR-4 (#24731)

* Move a-b to PSR-4

* Move c-d to PSR-4

* Move e+g to PSR-4

* Move h-l to PSR-4

* Move m-r to PSR-4

* Move s-u to PSR-4

* Move files/ to PSR-4

* Move remaining tests to PSR-4

* Remove Test\ from old autoloader

7 files changed, 1695 insertions, 0 deletions

diff --git a/tests/lib/User/AvatarUserDummy.php b/tests/lib/User/AvatarUserDummy.php
new file mode 100644
index 00000000000..123825de50f
--- /dev/null
+++ b/tests/lib/User/AvatarUserDummy.php
@@ -0,0 +1,29 @@
+<?php
+/**
+* ownCloud
+*
+* @author Arthur Schiwon
+* @copyright 2013 Arthur Schiwon blizzz@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\User;
+
+class AvatarUserDummy extends \Test\Util\User\Dummy {
+	public function canChangeAvatar($uid) {
+		return true;
+	}
+}
diff --git a/tests/lib/User/Backend.php b/tests/lib/User/Backend.php
new file mode 100644
index 00000000000..85ccbac913c
--- /dev/null
+++ b/tests/lib/User/Backend.php
@@ -0,0 +1,117 @@
+<?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\User;
+
+/**
+ * Abstract class to provide the basis of backend-specific unit test classes.
+ *
+ * All subclasses MUST assign a backend property in setUp() which implements
+ * user operations (add, remove, etc.). Test methods in this class will then be
+ * run on each separate subclass and backend therein.
+ *
+ * For an example see /tests/lib/user/dummy.php
+ */
+
+abstract class Backend extends \Test\TestCase {
+	/**
+	 * @var \OC\User\Backend $backend
+	 */
+	protected $backend;
+
+	/**
+	 * get a new unique user name
+	 * test cases can override this in order to clean up created user
+	 * @return string
+	 */
+	public function getUser() {
+		return $this->getUniqueID('test_');
+	}
+
+	public function testAddRemove() {
+		//get the number of groups we start with, in case there are exising groups
+		$startCount=count($this->backend->getUsers());
+
+		$name1=$this->getUser();
+		$name2=$this->getUser();
+		$this->backend->createUser($name1, '');
+		$count=count($this->backend->getUsers())-$startCount;
+		$this->assertEquals(1, $count);
+		$this->assertTrue((array_search($name1, $this->backend->getUsers())!==false));
+		$this->assertFalse((array_search($name2, $this->backend->getUsers())!==false));
+		$this->backend->createUser($name2, '');
+		$count=count($this->backend->getUsers())-$startCount;
+		$this->assertEquals(2, $count);
+		$this->assertTrue((array_search($name1, $this->backend->getUsers())!==false));
+		$this->assertTrue((array_search($name2, $this->backend->getUsers())!==false));
+
+		$this->backend->deleteUser($name2);
+		$count=count($this->backend->getUsers())-$startCount;
+		$this->assertEquals(1, $count);
+		$this->assertTrue((array_search($name1, $this->backend->getUsers())!==false));
+		$this->assertFalse((array_search($name2, $this->backend->getUsers())!==false));
+	}
+
+	public function testLogin() {
+		$name1=$this->getUser();
+		$name2=$this->getUser();
+
+		$this->assertFalse($this->backend->userExists($name1));
+		$this->assertFalse($this->backend->userExists($name2));
+
+		$this->backend->createUser($name1, 'pass1');
+		$this->backend->createUser($name2, 'pass2');
+
+		$this->assertTrue($this->backend->userExists($name1));
+		$this->assertTrue($this->backend->userExists($name2));
+
+		$this->assertSame($name1, $this->backend->checkPassword($name1, 'pass1'));
+		$this->assertSame($name2, $this->backend->checkPassword($name2, 'pass2'));
+
+		$this->assertFalse($this->backend->checkPassword($name1, 'pass2'));
+		$this->assertFalse($this->backend->checkPassword($name2, 'pass1'));
+
+		$this->assertFalse($this->backend->checkPassword($name1, 'dummy'));
+		$this->assertFalse($this->backend->checkPassword($name2, 'foobar'));
+
+		$this->backend->setPassword($name1, 'newpass1');
+		$this->assertFalse($this->backend->checkPassword($name1, 'pass1'));
+		$this->assertSame($name1, $this->backend->checkPassword($name1, 'newpass1'));
+		$this->assertFalse($this->backend->checkPassword($name2, 'newpass1'));
+	}
+
+	public function testSearch() {
+		$name1 = 'foobarbaz';
+		$name2 = 'bazbarfoo';
+		$name3 = 'notme';
+
+		$this->backend->createUser($name1, 'pass1');
+		$this->backend->createUser($name2, 'pass2');
+		$this->backend->createUser($name3, 'pass3');
+
+		$result = $this->backend->getUsers('bar');
+		$this->assertSame(2, count($result));
+
+		$result = $this->backend->getDisplayNames('bar');
+		$this->assertSame(2, count($result));
+	}
+}
diff --git a/tests/lib/User/DatabaseTest.php b/tests/lib/User/DatabaseTest.php
new file mode 100644
index 00000000000..270d90b35bc
--- /dev/null
+++ b/tests/lib/User/DatabaseTest.php
@@ -0,0 +1,54 @@
+<?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\User;
+
+/**
+ * Class DatabaseTest
+ *
+ * @group DB
+ */
+class DatabaseTest extends Backend {
+	/** @var array */
+	private $users;
+
+	public function getUser() {
+		$user = parent::getUser();
+		$this->users[]=$user;
+		return $user;
+	}
+
+	protected function setUp() {
+		parent::setUp();
+		$this->backend=new \OC\User\Database();
+	}
+
+	protected function tearDown() {
+		if(!isset($this->users)) {
+			return;
+		}
+		foreach($this->users as $user) {
+			$this->backend->deleteUser($user);
+		}
+		parent::tearDown();
+	}
+}
diff --git a/tests/lib/User/Dummy.php b/tests/lib/User/Dummy.php
new file mode 100644
index 00000000000..50382aa8fe6
--- /dev/null
+++ b/tests/lib/User/Dummy.php
@@ -0,0 +1,30 @@
+<?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\User;
+
+class Dummy extends Backend {
+	protected function setUp() {
+		parent::setUp();
+		$this->backend=new \Test\Util\User\Dummy();
+	}
+}
diff --git a/tests/lib/User/ManagerTest.php b/tests/lib/User/ManagerTest.php
new file mode 100644
index 00000000000..2a6cdbc1355
--- /dev/null
+++ b/tests/lib/User/ManagerTest.php
@@ -0,0 +1,474 @@
+<?php
+
+/**
+ * Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test\User;
+
+/**
+ * Class ManagerTest
+ *
+ * @group DB
+ *
+ * @package Test\User
+ */
+class ManagerTest extends \Test\TestCase {
+	public function testGetBackends() {
+		$userDummyBackend = $this->getMock('\Test\Util\User\Dummy');
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($userDummyBackend);
+		$this->assertEquals([$userDummyBackend], $manager->getBackends());
+		$dummyDatabaseBackend = $this->getMock('\OC_User_Database');
+		$manager->registerBackend($dummyDatabaseBackend);
+		$this->assertEquals([$userDummyBackend, $dummyDatabaseBackend], $manager->getBackends());
+	}
+
+
+	public function testUserExistsSingleBackendExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$this->assertTrue($manager->userExists('foo'));
+	}
+
+	public function testUserExistsSingleBackendNotExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$this->assertFalse($manager->userExists('foo'));
+	}
+
+	public function testUserExistsNoBackends() {
+		$manager = new \OC\User\Manager();
+
+		$this->assertFalse($manager->userExists('foo'));
+	}
+
+	public function testUserExistsTwoBackendsSecondExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\Test\Util\User\Dummy');
+		$backend1->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\Test\Util\User\Dummy');
+		$backend2->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend1);
+		$manager->registerBackend($backend2);
+
+		$this->assertTrue($manager->userExists('foo'));
+	}
+
+	public function testUserExistsTwoBackendsFirstExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\Test\Util\User\Dummy');
+		$backend1->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\Test\Util\User\Dummy');
+		$backend2->expects($this->never())
+			->method('userExists');
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend1);
+		$manager->registerBackend($backend2);
+
+		$this->assertTrue($manager->userExists('foo'));
+	}
+
+	public function testCheckPassword() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('checkPassword')
+			->with($this->equalTo('foo'), $this->equalTo('bar'))
+			->will($this->returnValue(true));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC_USER_BACKEND_CHECK_PASSWORD) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$user = $manager->checkPassword('foo', 'bar');
+		$this->assertTrue($user instanceof \OC\User\User);
+	}
+
+	public function testCheckPasswordNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->never())
+			->method('checkPassword');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$this->assertFalse($manager->checkPassword('foo', 'bar'));
+	}
+
+	public function testGetOneBackendExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$this->assertEquals('foo', $manager->get('foo')->getUID());
+	}
+
+	public function testGetOneBackendNotExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$this->assertEquals(null, $manager->get('foo'));
+	}
+
+	public function testSearchOneBackend() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('getUsers')
+			->with($this->equalTo('fo'))
+			->will($this->returnValue(array('foo', 'afoo')));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$result = $manager->search('fo');
+		$this->assertEquals(2, count($result));
+		$this->assertEquals('afoo', array_shift($result)->getUID());
+		$this->assertEquals('foo', array_shift($result)->getUID());
+	}
+
+	public function testSearchTwoBackendLimitOffset() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\Test\Util\User\Dummy');
+		$backend1->expects($this->once())
+			->method('getUsers')
+			->with($this->equalTo('fo'), $this->equalTo(3), $this->equalTo(1))
+			->will($this->returnValue(array('foo1', 'foo2')));
+
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\Test\Util\User\Dummy');
+		$backend2->expects($this->once())
+			->method('getUsers')
+			->with($this->equalTo('fo'), $this->equalTo(3), $this->equalTo(1))
+			->will($this->returnValue(array('foo3')));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend1);
+		$manager->registerBackend($backend2);
+
+		$result = $manager->search('fo', 3, 1);
+		$this->assertEquals(3, count($result));
+		$this->assertEquals('foo1', array_shift($result)->getUID());
+		$this->assertEquals('foo2', array_shift($result)->getUID());
+		$this->assertEquals('foo3', array_shift($result)->getUID());
+	}
+
+	public function testCreateUserSingleBackendNotExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(true));
+
+		$backend->expects($this->once())
+			->method('createUser')
+			->with($this->equalTo('foo'), $this->equalTo('bar'));
+
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$user = $manager->createUser('foo', 'bar');
+		$this->assertEquals('foo', $user->getUID());
+	}
+
+	/**
+	 * @expectedException \Exception
+	 */
+	public function testCreateUserSingleBackendExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(true));
+
+		$backend->expects($this->never())
+			->method('createUser');
+
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$manager->createUser('foo', 'bar');
+	}
+
+	public function testCreateUserSingleBackendNotSupported() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$backend->expects($this->never())
+			->method('createUser');
+
+		$backend->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$this->assertFalse($manager->createUser('foo', 'bar'));
+	}
+
+	public function testCreateUserNoBackends() {
+		$manager = new \OC\User\Manager();
+
+		$this->assertFalse($manager->createUser('foo', 'bar'));
+	}
+
+	/**
+	 * @expectedException \Exception
+	 */
+	public function testCreateUserTwoBackendExists() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\Test\Util\User\Dummy');
+		$backend1->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(true));
+
+		$backend1->expects($this->never())
+			->method('createUser');
+
+		$backend1->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\Test\Util\User\Dummy');
+		$backend2->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(true));
+
+		$backend2->expects($this->never())
+			->method('createUser');
+
+		$backend2->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend1);
+		$manager->registerBackend($backend2);
+
+		$manager->createUser('foo', 'bar');
+	}
+
+	public function testCountUsersNoBackend() {
+		$manager = new \OC\User\Manager();
+
+		$result = $manager->countUsers();
+		$this->assertTrue(is_array($result));
+		$this->assertTrue(empty($result));
+	}
+
+	public function testCountUsersOneBackend() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('countUsers')
+			->will($this->returnValue(7));
+
+		$backend->expects($this->once())
+			->method('implementsActions')
+			->with(\OC_USER_BACKEND_COUNT_USERS)
+			->will($this->returnValue(true));
+
+		$backend->expects($this->once())
+			->method('getBackendName')
+			->will($this->returnValue('Mock_Test_Util_User_Dummy'));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$result = $manager->countUsers();
+		$keys = array_keys($result);
+		$this->assertTrue(strpos($keys[0], 'Mock_Test_Util_User_Dummy') !== false);
+
+		$users = array_shift($result);
+		$this->assertEquals(7, $users);
+	}
+
+	public function testCountUsersTwoBackends() {
+		/**
+		 * @var \Test\Util\User\Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend1 = $this->getMock('\Test\Util\User\Dummy');
+		$backend1->expects($this->once())
+			->method('countUsers')
+			->will($this->returnValue(7));
+
+		$backend1->expects($this->once())
+			->method('implementsActions')
+			->with(\OC_USER_BACKEND_COUNT_USERS)
+			->will($this->returnValue(true));
+		$backend1->expects($this->once())
+			->method('getBackendName')
+			->will($this->returnValue('Mock_Test_Util_User_Dummy'));
+
+		$backend2 = $this->getMock('\Test\Util\User\Dummy');
+		$backend2->expects($this->once())
+			->method('countUsers')
+			->will($this->returnValue(16));
+
+		$backend2->expects($this->once())
+			->method('implementsActions')
+			->with(\OC_USER_BACKEND_COUNT_USERS)
+			->will($this->returnValue(true));
+		$backend2->expects($this->once())
+			->method('getBackendName')
+			->will($this->returnValue('Mock_Test_Util_User_Dummy'));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend1);
+		$manager->registerBackend($backend2);
+
+		$result = $manager->countUsers();
+		//because the backends have the same class name, only one value expected
+		$this->assertEquals(1, count($result));
+		$keys = array_keys($result);
+		$this->assertTrue(strpos($keys[0], 'Mock_Test_Util_User_Dummy') !== false);
+
+		$users = array_shift($result);
+		//users from backends shall be summed up
+		$this->assertEquals(7 + 16, $users);
+	}
+
+	public function testDeleteUser() {
+		$config = $this->getMockBuilder('OCP\IConfig')
+			->disableOriginalConstructor()
+			->getMock();
+		$config
+				->expects($this->at(0))
+				->method('getUserValue')
+				->with('foo', 'core', 'enabled')
+				->will($this->returnValue(true));
+		$config
+				->expects($this->at(1))
+				->method('getUserValue')
+				->with('foo', 'login', 'lastLogin')
+				->will($this->returnValue(0));
+
+		$manager = new \OC\User\Manager($config);
+		$backend = new \Test\Util\User\Dummy();
+
+		$manager->registerBackend($backend);
+		$backend->createUser('foo', 'bar');
+		$this->assertTrue($manager->userExists('foo'));
+		$manager->get('foo')->delete();
+		$this->assertFalse($manager->userExists('foo'));
+	}
+}
diff --git a/tests/lib/User/SessionTest.php b/tests/lib/User/SessionTest.php
new file mode 100644
index 00000000000..4438487e2a0
--- /dev/null
+++ b/tests/lib/User/SessionTest.php
@@ -0,0 +1,512 @@
+<?php
+
+/**
+ * Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test\User;
+
+use OC\Session\Memory;
+use OC\User\User;
+
+/**
+ * @group DB
+ * @package Test\User
+ */
+class SessionTest extends \Test\TestCase {
+
+	/** @var \OCP\AppFramework\Utility\ITimeFactory */
+	private $timeFactory;
+
+	/** @var \OC\Authentication\Token\DefaultTokenProvider */
+	protected $defaultProvider;
+
+	protected function setUp() {
+		parent::setUp();
+
+		$this->timeFactory = $this->getMock('\OCP\AppFramework\Utility\ITimeFactory');
+		$this->timeFactory->expects($this->any())
+			->method('getTime')
+			->will($this->returnValue(10000));
+		$this->defaultProvider = $this->getMockBuilder('\OC\Authentication\Token\DefaultTokenProvider')
+			->disableOriginalConstructor()
+			->getMock();
+	}
+
+	public function testGetUser() {
+		$token = new \OC\Authentication\Token\DefaultToken();
+
+		$expectedUser = new User('foo', null);
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->at(0))
+			->method('get')
+			->with('user_id')
+			->will($this->returnValue($expectedUser->getUID()));
+		$sessionId = 'abcdef12345';
+
+		$manager = $this->getMockBuilder('\OC\User\Manager')
+			->disableOriginalConstructor()
+			->getMock();
+		$session->expects($this->once())
+			->method('getId')
+			->will($this->returnValue($sessionId));
+		$this->defaultProvider->expects($this->once())
+			->method('getToken')
+			->will($this->returnValue($token));
+		$session->expects($this->at(2))
+			->method('get')
+			->with('last_login_check')
+			->will($this->returnValue(null)); // No check has been run yet
+		$this->defaultProvider->expects($this->once())
+			->method('getPassword')
+			->with($token, $sessionId)
+			->will($this->returnValue('password123'));
+		$manager->expects($this->once())
+			->method('checkPassword')
+			->with($expectedUser->getUID(), 'password123')
+			->will($this->returnValue(true));
+		$session->expects($this->at(3))
+			->method('set')
+			->with('last_login_check', 10000);
+
+		$session->expects($this->at(4))
+			->method('get')
+			->with('last_token_update')
+			->will($this->returnValue(null)); // No check run so far
+		$this->defaultProvider->expects($this->once())
+			->method('updateToken')
+			->with($token);
+		$session->expects($this->at(5))
+			->method('set')
+			->with('last_token_update', $this->equalTo(10000));
+
+		$manager->expects($this->any())
+			->method('get')
+			->with($expectedUser->getUID())
+			->will($this->returnValue($expectedUser));
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$user = $userSession->getUser();
+		$this->assertSame($expectedUser, $user);
+	}
+
+	public function isLoggedInData() {
+		return [
+			[true],
+			[false],
+		];
+	}
+
+	/**
+	 * @dataProvider isLoggedInData
+	 */
+	public function testIsLoggedIn($isLoggedIn) {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+
+		$manager = $this->getMockBuilder('\OC\User\Manager')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$userSession = $this->getMockBuilder('\OC\User\Session')
+			->setConstructorArgs([$manager, $session, $this->timeFactory, $this->defaultProvider])
+			->setMethods([
+				'getUser'
+			])
+			->getMock();
+		$user = new User('sepp', null);
+		$userSession->expects($this->once())
+			->method('getUser')
+			->will($this->returnValue($isLoggedIn ? $user : null));
+		$this->assertEquals($isLoggedIn, $userSession->isLoggedIn());
+	}
+
+	public function testSetUser() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->once())
+			->method('set')
+			->with('user_id', 'foo');
+
+		$manager = $this->getMock('\OC\User\Manager');
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('foo'));
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$userSession->setUser($user);
+	}
+
+	public function testLoginValidPasswordEnabled() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->once())
+			->method('regenerateId');
+		$session->expects($this->exactly(2))
+			->method('set')
+			->with($this->callback(function ($key) {
+					switch ($key) {
+						case 'user_id':
+						case 'loginname':
+							return true;
+							break;
+						default:
+							return false;
+							break;
+					}
+				}, 'foo'));
+
+		$managerMethods = get_class_methods('\OC\User\Manager');
+		//keep following methods intact in order to ensure hooks are
+		//working
+		$doNotMock = array('__construct', 'emit', 'listen');
+		foreach ($doNotMock as $methodName) {
+			$i = array_search($methodName, $managerMethods, true);
+			if ($i !== false) {
+				unset($managerMethods[$i]);
+			}
+		}
+		$manager = $this->getMock('\OC\User\Manager', $managerMethods, array());
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->any())
+			->method('isEnabled')
+			->will($this->returnValue(true));
+		$user->expects($this->any())
+			->method('getUID')
+			->will($this->returnValue('foo'));
+		$user->expects($this->once())
+			->method('updateLastLoginTimestamp');
+
+		$manager->expects($this->once())
+			->method('checkPassword')
+			->with('foo', 'bar')
+			->will($this->returnValue($user));
+
+		$userSession = $this->getMockBuilder('\OC\User\Session')
+			->setConstructorArgs([$manager, $session, $this->timeFactory, $this->defaultProvider])
+			->setMethods([
+				'prepareUserLogin'
+			])
+			->getMock();
+		$userSession->expects($this->once())
+			->method('prepareUserLogin');
+		$userSession->login('foo', 'bar');
+		$this->assertEquals($user, $userSession->getUser());
+	}
+
+	/**
+	 * @expectedException \OC\User\LoginException
+	 */
+	public function testLoginValidPasswordDisabled() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+		$session->expects($this->once())
+			->method('regenerateId');
+
+		$managerMethods = get_class_methods('\OC\User\Manager');
+		//keep following methods intact in order to ensure hooks are
+		//working
+		$doNotMock = array('__construct', 'emit', 'listen');
+		foreach ($doNotMock as $methodName) {
+			$i = array_search($methodName, $managerMethods, true);
+			if ($i !== false) {
+				unset($managerMethods[$i]);
+			}
+		}
+		$manager = $this->getMock('\OC\User\Manager', $managerMethods, array());
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->any())
+			->method('isEnabled')
+			->will($this->returnValue(false));
+		$user->expects($this->never())
+			->method('updateLastLoginTimestamp');
+
+		$manager->expects($this->once())
+			->method('checkPassword')
+			->with('foo', 'bar')
+			->will($this->returnValue($user));
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$userSession->login('foo', 'bar');
+	}
+
+	public function testLoginInvalidPassword() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+		$session->expects($this->once())
+			->method('regenerateId');
+
+		$managerMethods = get_class_methods('\OC\User\Manager');
+		//keep following methods intact in order to ensure hooks are
+		//working
+		$doNotMock = array('__construct', 'emit', 'listen');
+		foreach ($doNotMock as $methodName) {
+			$i = array_search($methodName, $managerMethods, true);
+			if ($i !== false) {
+				unset($managerMethods[$i]);
+			}
+		}
+		$manager = $this->getMock('\OC\User\Manager', $managerMethods, array());
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->never())
+			->method('isEnabled');
+		$user->expects($this->never())
+			->method('updateLastLoginTimestamp');
+
+		$manager->expects($this->once())
+			->method('checkPassword')
+			->with('foo', 'bar')
+			->will($this->returnValue(false));
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$userSession->login('foo', 'bar');
+	}
+
+	public function testLoginNonExisting() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+		$session->expects($this->once())
+			->method('regenerateId');
+
+		$manager = $this->getMock('\OC\User\Manager');
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$manager->expects($this->once())
+			->method('checkPassword')
+			->with('foo', 'bar')
+			->will($this->returnValue(false));
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$userSession->login('foo', 'bar');
+	}
+
+	public function testRememberLoginValidToken() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->exactly(1))
+			->method('set')
+			->with($this->callback(function ($key) {
+					switch ($key) {
+						case 'user_id':
+							return true;
+						default:
+							return false;
+					}
+				}, 'foo'));
+		$session->expects($this->once())
+			->method('regenerateId');
+
+		$managerMethods = get_class_methods('\OC\User\Manager');
+		//keep following methods intact in order to ensure hooks are
+		//working
+		$doNotMock = array('__construct', 'emit', 'listen');
+		foreach ($doNotMock as $methodName) {
+			$i = array_search($methodName, $managerMethods, true);
+			if ($i !== false) {
+				unset($managerMethods[$i]);
+			}
+		}
+		$manager = $this->getMock('\OC\User\Manager', $managerMethods, array());
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+
+		$user->expects($this->any())
+			->method('getUID')
+			->will($this->returnValue('foo'));
+		$user->expects($this->once())
+			->method('updateLastLoginTimestamp');
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue($user));
+
+		//prepare login token
+		$token = 'goodToken';
+		\OC::$server->getConfig()->setUserValue('foo', 'login_token', $token, time());
+
+		$userSession = $this->getMock(
+			'\OC\User\Session',
+			//override, otherwise tests will fail because of setcookie()
+			array('setMagicInCookie'),
+			//there  are passed as parameters to the constructor
+			array($manager, $session, $this->timeFactory, $this->defaultProvider));
+
+		$granted = $userSession->loginWithCookie('foo', $token);
+
+		$this->assertSame($granted, true);
+	}
+
+	public function testRememberLoginInvalidToken() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+		$session->expects($this->once())
+			->method('regenerateId');
+
+		$managerMethods = get_class_methods('\OC\User\Manager');
+		//keep following methods intact in order to ensure hooks are
+		//working
+		$doNotMock = array('__construct', 'emit', 'listen');
+		foreach ($doNotMock as $methodName) {
+			$i = array_search($methodName, $managerMethods, true);
+			if ($i !== false) {
+				unset($managerMethods[$i]);
+			}
+		}
+		$manager = $this->getMock('\OC\User\Manager', $managerMethods, array());
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+
+		$user->expects($this->any())
+			->method('getUID')
+			->will($this->returnValue('foo'));
+		$user->expects($this->never())
+			->method('updateLastLoginTimestamp');
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue($user));
+
+		//prepare login token
+		$token = 'goodToken';
+		\OC::$server->getConfig()->setUserValue('foo', 'login_token', $token, time());
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$granted = $userSession->loginWithCookie('foo', 'badToken');
+
+		$this->assertSame($granted, false);
+	}
+
+	public function testRememberLoginInvalidUser() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+		$session->expects($this->once())
+			->method('regenerateId');
+
+		$managerMethods = get_class_methods('\OC\User\Manager');
+		//keep following methods intact in order to ensure hooks are
+		//working
+		$doNotMock = array('__construct', 'emit', 'listen');
+		foreach ($doNotMock as $methodName) {
+			$i = array_search($methodName, $managerMethods, true);
+			if ($i !== false) {
+				unset($managerMethods[$i]);
+			}
+		}
+		$manager = $this->getMock('\OC\User\Manager', $managerMethods, array());
+
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+
+		$user->expects($this->never())
+			->method('getUID');
+		$user->expects($this->never())
+			->method('updateLastLoginTimestamp');
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue(null));
+
+		//prepare login token
+		$token = 'goodToken';
+		\OC::$server->getConfig()->setUserValue('foo', 'login_token', $token, time());
+
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$granted = $userSession->loginWithCookie('foo', $token);
+
+		$this->assertSame($granted, false);
+	}
+
+	public function testActiveUserAfterSetSession() {
+		$users = array(
+			'foo' => new User('foo', null),
+			'bar' => new User('bar', null)
+		);
+
+		$manager = $this->getMockBuilder('\OC\User\Manager')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$manager->expects($this->any())
+			->method('get')
+			->will($this->returnCallback(function ($uid) use ($users) {
+					return $users[$uid];
+				}));
+
+		$session = new Memory('');
+		$session->set('user_id', 'foo');
+		$userSession = $this->getMockBuilder('\OC\User\Session')
+			->setConstructorArgs([$manager, $session, $this->timeFactory, $this->defaultProvider])
+			->setMethods([
+				'validateSession'
+			])
+			->getMock();
+		$userSession->expects($this->any())
+			->method('validateSession');
+
+		$this->assertEquals($users['foo'], $userSession->getUser());
+
+		$session2 = new Memory('');
+		$session2->set('user_id', 'bar');
+		$userSession->setSession($session2);
+		$this->assertEquals($users['bar'], $userSession->getUser());
+	}
+
+	public function testTryTokenLoginWithDisabledUser() {
+		$manager = $this->getMockBuilder('\OC\User\Manager')
+			->disableOriginalConstructor()
+			->getMock();
+		$session = new Memory('');
+		$token = $this->getMock('\OC\Authentication\Token\IToken');
+		$user = $this->getMock('\OCP\IUser');
+		$userSession = new \OC\User\Session($manager, $session, $this->timeFactory, $this->defaultProvider);
+		$request = $this->getMock('\OCP\IRequest');
+
+		$request->expects($this->once())
+			->method('getHeader')
+			->with('Authorization')
+			->will($this->returnValue('token xxxxx'));
+		$this->defaultProvider->expects($this->once())
+			->method('validateToken')
+			->with('xxxxx')
+			->will($this->returnValue($token));
+		$token->expects($this->once())
+			->method('getUID')
+			->will($this->returnValue('user123'));
+		$manager->expects($this->once())
+			->method('get')
+			->with('user123')
+			->will($this->returnValue($user));
+		$user->expects($this->once())
+			->method('isEnabled')
+			->will($this->returnValue(false));
+
+		$this->assertFalse($userSession->tryTokenLogin($request));
+	}
+
+}
diff --git a/tests/lib/User/UserTest.php b/tests/lib/User/UserTest.php
new file mode 100644
index 00000000000..a49bddde9eb
--- /dev/null
+++ b/tests/lib/User/UserTest.php
@@ -0,0 +1,479 @@
+<?php
+
+/**
+ * Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test\User;
+
+use OC\Hooks\PublicEmitter;
+
+/**
+ * Class UserTest
+ *
+ * @group DB
+ *
+ * @package Test\User
+ */
+class UserTest extends \Test\TestCase {
+	public function testDisplayName() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC\User\Backend');
+		$backend->expects($this->once())
+			->method('getDisplayName')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue('Foo'));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->with($this->equalTo(\OC\User\Backend::GET_DISPLAYNAME))
+			->will($this->returnValue(true));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertEquals('Foo', $user->getDisplayName());
+	}
+
+	/**
+	 * if the display name contain whitespaces only, we expect the uid as result
+	 */
+	public function testDisplayNameEmpty() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC\User\Backend');
+		$backend->expects($this->once())
+			->method('getDisplayName')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue('  '));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->with($this->equalTo(\OC\User\Backend::GET_DISPLAYNAME))
+			->will($this->returnValue(true));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertEquals('foo', $user->getDisplayName());
+	}
+
+	public function testDisplayNameNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC\User\Backend');
+		$backend->expects($this->never())
+			->method('getDisplayName');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->with($this->equalTo(\OC\User\Backend::GET_DISPLAYNAME))
+			->will($this->returnValue(false));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertEquals('foo', $user->getDisplayName());
+	}
+
+	public function testSetPassword() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('setPassword')
+			->with($this->equalTo('foo'), $this->equalTo('bar'));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::SET_PASSWORD) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->setPassword('bar',''));
+	}
+
+	public function testSetPasswordNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->never())
+			->method('setPassword');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->setPassword('bar',''));
+	}
+
+	public function testChangeAvatarSupportedYes() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('Test\User\AvatarUserDummy');
+		$backend->expects($this->once())
+			->method('canChangeAvatar')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::PROVIDE_AVATAR) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->canChangeAvatar());
+	}
+
+	public function testChangeAvatarSupportedNo() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('Test\User\AvatarUserDummy');
+		$backend->expects($this->once())
+			->method('canChangeAvatar')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::PROVIDE_AVATAR) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->canChangeAvatar());
+	}
+
+	public function testChangeAvatarNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('Test\User\AvatarUserDummy');
+		$backend->expects($this->never())
+			->method('canChangeAvatar');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+					return false;
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->canChangeAvatar());
+	}
+
+	public function testDelete() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('deleteUser')
+			->with($this->equalTo('foo'));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->delete());
+	}
+
+	public function testGetHome() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('getHome')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue('/home/foo'));
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::GET_HOME) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertEquals('/home/foo', $user->getHome());
+	}
+
+	public function testGetBackendClassName() {
+		$user = new \OC\User\User('foo', new \Test\Util\User\Dummy());
+		$this->assertEquals('Dummy', $user->getBackendClassName());
+		$user = new \OC\User\User('foo', new \OC\User\Database());
+		$this->assertEquals('Database', $user->getBackendClassName());
+	}
+
+	public function testGetHomeNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->never())
+			->method('getHome');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$allConfig = $this->getMockBuilder('\OCP\IConfig')
+			->disableOriginalConstructor()
+			->getMock();
+		$allConfig->expects($this->any())
+			->method('getUserValue')
+			->will($this->returnValue(true));
+		$allConfig->expects($this->any())
+			->method('getSystemValue')
+			->with($this->equalTo('datadirectory'))
+			->will($this->returnValue('arbitrary/path'));
+
+		$user = new \OC\User\User('foo', $backend, null, $allConfig);
+		$this->assertEquals('arbitrary/path/foo', $user->getHome());
+	}
+
+	public function testCanChangePassword() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::SET_PASSWORD) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->canChangePassword());
+	}
+
+	public function testCanChangePasswordNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->canChangePassword());
+	}
+
+	public function testCanChangeDisplayName() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::SET_DISPLAYNAME) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->canChangeDisplayName());
+	}
+
+	public function testCanChangeDisplayNameNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->canChangeDisplayName());
+	}
+
+	public function testSetDisplayNameSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC\User\Database');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::SET_DISPLAYNAME) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$backend->expects($this->once())
+			->method('setDisplayName')
+			->with('foo','Foo')
+			->willReturn(true);
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->setDisplayName('Foo'));
+		$this->assertEquals('Foo',$user->getDisplayName());
+	}
+
+	/**
+	 * don't allow display names containing whitespaces only
+	 */
+	public function testSetDisplayNameEmpty() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC\User\Database');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::SET_DISPLAYNAME) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->setDisplayName(' '));
+		$this->assertEquals('foo',$user->getDisplayName());
+	}
+
+	public function testSetDisplayNameNotSupported() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC\User\Database');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+					return false;
+			}));
+
+		$backend->expects($this->never())
+			->method('setDisplayName');
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->setDisplayName('Foo'));
+		$this->assertEquals('foo',$user->getDisplayName());
+	}
+
+	public function testSetPasswordHooks() {
+		$hooksCalled = 0;
+		$test = $this;
+
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('setPassword');
+
+		/**
+		 * @param \OC\User\User $user
+		 * @param string $password
+		 */
+		$hook = function ($user, $password) use ($test, &$hooksCalled) {
+			$hooksCalled++;
+			$test->assertEquals('foo', $user->getUID());
+			$test->assertEquals('bar', $password);
+		};
+
+		$emitter = new PublicEmitter();
+		$emitter->listen('\OC\User', 'preSetPassword', $hook);
+		$emitter->listen('\OC\User', 'postSetPassword', $hook);
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnCallback(function ($actions) {
+				if ($actions === \OC\User\Backend::SET_PASSWORD) {
+					return true;
+				} else {
+					return false;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend, $emitter);
+
+		$user->setPassword('bar','');
+		$this->assertEquals(2, $hooksCalled);
+	}
+
+	public function testDeleteHooks() {
+		$hooksCalled = 0;
+		$test = $this;
+
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$backend->expects($this->once())
+			->method('deleteUser');
+
+		/**
+		 * @param \OC\User\User $user
+		 */
+		$hook = function ($user) use ($test, &$hooksCalled) {
+			$hooksCalled++;
+			$test->assertEquals('foo', $user->getUID());
+		};
+
+		$emitter = new PublicEmitter();
+		$emitter->listen('\OC\User', 'preDelete', $hook);
+		$emitter->listen('\OC\User', 'postDelete', $hook);
+
+		$user = new \OC\User\User('foo', $backend, $emitter);
+		$this->assertTrue($user->delete());
+		$this->assertEquals(2, $hooksCalled);
+	}
+
+	public function testGetCloudId() {
+		/**
+		 * @var \OC\User\Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\Test\Util\User\Dummy');
+		$urlGenerator = $this->getMockBuilder('\OC\URLGenerator')
+				->setMethods(['getAbsoluteURL'])
+				->disableOriginalConstructor()->getMock();
+		$urlGenerator
+				->expects($this->any())
+				->method('getAbsoluteURL')
+				->withAnyParameters()
+				->willReturn('http://localhost:8888/owncloud');
+		$user = new \OC\User\User('foo', $backend, null, null, $urlGenerator);
+		$this->assertEquals("foo@localhost:8888/owncloud", $user->getCloudId());
+	}
+}