Merge pull request #3561 from owncloud/user

Refactor of user management

6 files changed, 993 insertions, 0 deletions

diff --git a/tests/lib/user/backend.php b/tests/lib/user/backend.php
new file mode 100644
index 00000000000..40674424c96
--- /dev/null
+++ b/tests/lib/user/backend.php
@@ -0,0 +1,99 @@
+<?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/>.
+*
+*/
+
+/**
+ * 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 Test_User_Backend extends PHPUnit_Framework_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 array
+	 */
+	public function getUser() {
+		return uniqid('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));
+		
+		$this->assertTrue($this->backend->checkPassword($name1, 'pass1'));
+		$this->assertTrue($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'));
+		$this->assertTrue($this->backend->checkPassword($name1, 'newpass1'));
+		$this->assertFalse($this->backend->checkPassword($name2, 'newpass1'));
+	}
+}
diff --git a/tests/lib/user/database.php b/tests/lib/user/database.php
new file mode 100644
index 00000000000..fe7d87c44de
--- /dev/null
+++ b/tests/lib/user/database.php
@@ -0,0 +1,44 @@
+<?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/>.
+*
+*/
+
+class Test_User_Database extends Test_User_Backend {
+	/**
+	 * get a new unique user name
+	 * test cases can override this in order to clean up created user
+	 * @return array
+	 */
+	public function getUser() {
+		$user=uniqid('test_');
+		$this->users[]=$user;
+		return $user;
+	}
+	
+	public function setUp() {
+		$this->backend=new OC_User_Dummy();
+	}
+	
+	public function tearDown() {
+		foreach($this->users as $user) {
+			$this->backend->deleteUser($user);
+		}
+	}
+}
diff --git a/tests/lib/user/dummy.php b/tests/lib/user/dummy.php
new file mode 100644
index 00000000000..e417fd97603
--- /dev/null
+++ b/tests/lib/user/dummy.php
@@ -0,0 +1,27 @@
+<?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/>.
+*
+*/
+
+class Test_User_Dummy extends Test_User_Backend {
+	public function setUp() {
+		$this->backend=new OC_User_Dummy();
+	}
+}
diff --git a/tests/lib/user/manager.php b/tests/lib/user/manager.php
new file mode 100644
index 00000000000..bc49f6db4b2
--- /dev/null
+++ b/tests/lib/user/manager.php
@@ -0,0 +1,304 @@
+<?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 Manager extends \PHPUnit_Framework_TestCase {
+	public function testUserExistsSingleBackendExists() {
+		/**
+		 * @var \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\OC_User_Dummy');
+		$backend1->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(false));
+
+		/**
+		 * @var \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\OC_User_Dummy');
+		$backend1->expects($this->once())
+			->method('userExists')
+			->with($this->equalTo('foo'))
+			->will($this->returnValue(true));
+
+		/**
+		 * @var \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\OC_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 testGetOneBackendExists() {
+		/**
+		 * @var \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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', $result[0]->getUID());
+		$this->assertEquals('foo', $result[1]->getUID());
+	}
+
+	public function testSearchTwoBackendLimitOffset() {
+		/**
+		 * @var \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\OC_User_Dummy');
+		$backend2->expects($this->once())
+			->method('getUsers')
+			->with($this->equalTo('fo'), $this->equalTo(1), $this->equalTo(0))
+			->will($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', $result[0]->getUID());
+		$this->assertEquals('foo2', $result[1]->getUID());
+		$this->assertEquals('foo3', $result[2]->getUID());
+	}
+
+	public function testCreateUserSingleBackendNotExists() {
+		/**
+		 * @var \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend1
+		 */
+		$backend1 = $this->getMock('\OC_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 \OC_User_Dummy | \PHPUnit_Framework_MockObject_MockObject $backend2
+		 */
+		$backend2 = $this->getMock('\OC_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');
+	}
+}
diff --git a/tests/lib/user/session.php b/tests/lib/user/session.php
new file mode 100644
index 00000000000..274e9e2831e
--- /dev/null
+++ b/tests/lib/user/session.php
@@ -0,0 +1,155 @@
+<?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 Session extends \PHPUnit_Framework_TestCase {
+	public function testGetUser() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->once())
+			->method('get')
+			->with('user_id')
+			->will($this->returnValue('foo'));
+
+		$backend = $this->getMock('OC_User_Dummy');
+		$backend->expects($this->once())
+			->method('userExists')
+			->with('foo')
+			->will($this->returnValue(true));
+
+		$manager = new \OC\User\Manager();
+		$manager->registerBackend($backend);
+
+		$userSession = new \OC\User\Session($manager, $session);
+		$user = $userSession->getUser();
+		$this->assertEquals('foo', $user->getUID());
+	}
+
+	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('OC_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);
+		$userSession->setUser($user);
+	}
+
+	public function testLoginValidPasswordEnabled() {
+		$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('OC_User_Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->once())
+			->method('checkPassword')
+			->with('bar')
+			->will($this->returnValue(true));
+		$user->expects($this->once())
+			->method('isEnabled')
+			->will($this->returnValue(true));
+		$user->expects($this->any())
+			->method('getUID')
+			->will($this->returnValue('foo'));
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue($user));
+
+		$userSession = new \OC\User\Session($manager, $session);
+		$userSession->login('foo', 'bar');
+		$this->assertEquals($user, $userSession->getUser());
+	}
+
+	public function testLoginValidPasswordDisabled() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+
+		$manager = $this->getMock('\OC\User\Manager');
+
+		$backend = $this->getMock('OC_User_Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->once())
+			->method('checkPassword')
+			->with('bar')
+			->will($this->returnValue(true));
+		$user->expects($this->once())
+			->method('isEnabled')
+			->will($this->returnValue(false));
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue($user));
+
+		$userSession = new \OC\User\Session($manager, $session);
+		$userSession->login('foo', 'bar');
+	}
+
+	public function testLoginInValidPassword() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+
+		$manager = $this->getMock('\OC\User\Manager');
+
+		$backend = $this->getMock('OC_User_Dummy');
+
+		$user = $this->getMock('\OC\User\User', array(), array('foo', $backend));
+		$user->expects($this->once())
+			->method('checkPassword')
+			->with('bar')
+			->will($this->returnValue(false));
+		$user->expects($this->never())
+			->method('isEnabled');
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue($user));
+
+		$userSession = new \OC\User\Session($manager, $session);
+		$userSession->login('foo', 'bar');
+	}
+
+	public function testLoginNonExisting() {
+		$session = $this->getMock('\OC\Session\Memory', array(), array(''));
+		$session->expects($this->never())
+			->method('set');
+
+		$manager = $this->getMock('\OC\User\Manager');
+
+		$backend = $this->getMock('OC_User_Dummy');
+
+		$manager->expects($this->once())
+			->method('get')
+			->with('foo')
+			->will($this->returnValue(null));
+
+		$userSession = new \OC\User\Session($manager, $session);
+		$userSession->login('foo', 'bar');
+	}
+}
diff --git a/tests/lib/user/user.php b/tests/lib/user/user.php
new file mode 100644
index 00000000000..b0d170cbfc5
--- /dev/null
+++ b/tests/lib/user/user.php
@@ -0,0 +1,364 @@
+<?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 User extends \PHPUnit_Framework_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());
+	}
+
+	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('\OC_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('\OC_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 testDelete() {
+		/**
+		 * @var \OC_User_Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 testCheckPassword() {
+		/**
+		 * @var \OC_User_Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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;
+				}
+			}));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->checkPassword('bar'));
+	}
+
+	public function testCheckPasswordNotSupported() {
+		/**
+		 * @var \OC_User_Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_User_Dummy');
+		$backend->expects($this->never())
+			->method('checkPassword');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertFalse($user->checkPassword('bar'));
+	}
+
+	public function testGetHome() {
+		/**
+		 * @var \OC_User_Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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 testGetHomeNotSupported() {
+		/**
+		 * @var \OC_User_Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_User_Dummy');
+		$backend->expects($this->never())
+			->method('getHome');
+
+		$backend->expects($this->any())
+			->method('implementsActions')
+			->will($this->returnValue(false));
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertEquals(\OC_Config::getValue("datadirectory", \OC::$SERVERROOT . "/data") . '/foo', $user->getHome());
+	}
+
+	public function testCanChangePassword() {
+		/**
+		 * @var \OC_User_Backend | \PHPUnit_Framework_MockObject_MockObject $backend
+		 */
+		$backend = $this->getMock('\OC_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('\OC_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('\OC_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('\OC_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');
+
+		$user = new \OC\User\User('foo', $backend);
+		$this->assertTrue($user->setDisplayName('Foo'));
+		$this->assertEquals('Foo',$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('\OC_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('\OC_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);
+	}
+}