diff --git a/apps/user_ldap/tests/user_ldap_direct.php b/apps/user_ldap/tests/user_ldap_direct.php
new file mode 100644
index 0000000000..ab0563f12d
--- /dev/null
+++ b/apps/user_ldap/tests/user_ldap_direct.php
@@ -0,0 +1,313 @@
+<?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 OCA\user_ldap\tests;
+
+use \OCA\user_ldap\USER_LDAP as UserLDAP;
+use \OCA\user_ldap\lib\Access;
+use \OCA\user_ldap\lib\Connection;
+use \OCA\user_ldap\lib\ILDAPWrapper;
+
+class Test_User_Ldap_Direct extends \PHPUnit_Framework_TestCase {
+	protected $backend;
+
+	public function setUp() {
+		\OC_User::clearBackends();
+		\OC_Group::clearBackends();
+	}
+
+	private function getAccessMock() {
+		static $conMethods;
+		static $accMethods;
+
+		if(is_null($conMethods) || is_null($accMethods)) {
+			$conMethods = get_class_methods('\OCA\user_ldap\lib\Connection');
+			$accMethods = get_class_methods('\OCA\user_ldap\lib\Access');
+		}
+		$lw  = $this->getMock('\OCA\user_ldap\lib\ILDAPWrapper');
+		$connector = $this->getMock('\OCA\user_ldap\lib\Connection',
+									$conMethods,
+									array($lw, null, null));
+		$access = $this->getMock('\OCA\user_ldap\lib\Access',
+								 $accMethods,
+								 array($connector, $lw));
+
+		return $access;
+	}
+
+	private function prepareMockForUserExists(&$access) {
+		$access->expects($this->any())
+			   ->method('username2dn')
+			   ->will($this->returnCallback(function($uid) {
+					switch ($uid) {
+						case 'gunslinger':
+							return 'dnOfRoland';
+							break;
+						case 'formerUser':
+							return 'dnOfFormerUser';
+							break;
+						case 'newyorker':
+							return 'dnOfNewYorker';
+							break;
+						case 'ladyofshadows':
+							return 'dnOfLadyOfShadows';
+							break;
+						defautl:
+							return false;
+					}
+			   }));
+
+
+	}
+
+	public function testCheckPassword() {
+		$access = $this->getAccessMock();
+		$backend = new UserLDAP($access);
+		\OC_User::useBackend($backend);
+
+		$access->connection->expects($this->any())
+			   ->method('__get')
+			   ->will($this->returnCallback(function($name) {
+					if($name === 'ldapLoginFilter') {
+						return '%uid';
+					}
+					return null;
+			   }));
+
+		$access->expects($this->any())
+			   ->method('fetchListOfUsers')
+			   ->will($this->returnCallback(function($filter) {
+					if($filter === 'roland') {
+						return array('dnOfRoland');
+					}
+					return array();
+			   }));
+
+		$access->expects($this->any())
+			   ->method('dn2username')
+			   ->with($this->equalTo('dnOfRoland'))
+			   ->will($this->returnValue('gunslinger'));
+
+		$access->expects($this->any())
+			   ->method('areCredentialsValid')
+			   ->will($this->returnCallback(function($dn, $pwd) {
+					if($pwd === 'dt19') {
+						return true;
+					}
+					return false;
+			   }));
+
+		$result = $backend->checkPassword('roland', 'dt19');
+		$this->assertEquals('gunslinger', $result);
+
+		$result = $backend->checkPassword('roland', 'wrong');
+		$this->assertFalse($result);
+
+		$result = $backend->checkPassword('mallory', 'evil');
+		$this->assertFalse($result);
+	}
+
+	public function testGetUsers() {
+		$access = $this->getAccessMock();
+		$backend = new UserLDAP($access);
+
+		$access->expects($this->any())
+			   ->method('getFilterPartForUserSearch')
+			   ->will($this->returnCallback(function($search) {
+					return $search;
+			   }));
+
+		$access->expects($this->any())
+			   ->method('combineFilterWithAnd')
+			   ->will($this->returnCallback(function($param) {
+					return $param[1];
+			   }));
+
+		$access->expects($this->any())
+			   ->method('fetchListOfUsers')
+			   ->will($this->returnCallback(function($search, $a, $l, $o) {
+					$users = array('gunslinger', 'newyorker', 'ladyofshadows');
+					if(empty($search)) {
+						$result = $users;
+					} else {
+						$result = array();
+						foreach($users as $user) {
+							if(stripos($user,  $search) !== false) {
+								$result[] = $user;
+							}
+						}
+					}
+					if(!is_null($l) || !is_null($o)) {
+						$result = array_slice($result, $o, $l);
+					}
+					return $result;
+			   }));
+
+		$access->expects($this->any())
+			   ->method('ownCloudUserNames')
+			   ->will($this->returnArgument(0));
+
+		$result = $backend->getUsers();
+		$this->assertEquals(3, count($result));
+
+		$result = $backend->getUsers('', 1, 2);
+		$this->assertEquals(1, count($result));
+
+		$result = $backend->getUsers('', 2, 1);
+		$this->assertEquals(2, count($result));
+
+		$result = $backend->getUsers('yo');
+		$this->assertEquals(2, count($result));
+
+		$result = $backend->getUsers('nix');
+		$this->assertEquals(0, count($result));
+	}
+
+	public function testUserExists() {
+		$access = $this->getAccessMock();
+		$backend = new UserLDAP($access);
+		$this->prepareMockForUserExists($access);
+
+		$access->expects($this->any())
+			   ->method('readAttribute')
+			   ->will($this->returnCallback(function($dn) {
+					if($dn === 'dnOfRoland') {
+						return array();
+					}
+					return false;
+			   }));
+
+		//test for existing user
+		$result = $backend->userExists('gunslinger');
+		$this->assertTrue($result);
+
+		//test for deleted user
+		$result = $backend->userExists('formerUser');
+		$this->assertFalse($result);
+
+		//test for never-existing user
+		$result = $backend->userExists('mallory');
+		$this->assertFalse($result);
+	}
+
+	public function testDeleteUser() {
+		$access = $this->getAccessMock();
+		$backend = new UserLDAP($access);
+
+		//we do not support deleting users at all
+		$result = $backend->deleteUser('gunslinger');
+		$this->assertFalse($result);
+	}
+
+	public function testGetHome() {
+		$access = $this->getAccessMock();
+		$backend = new UserLDAP($access);
+		$this->prepareMockForUserExists($access);
+
+		$access->connection->expects($this->any())
+			   ->method('__get')
+			   ->will($this->returnCallback(function($name) {
+					if($name === 'homeFolderNamingRule') {
+						return 'attr:testAttribute';
+					}
+					return null;
+			   }));
+
+		$access->expects($this->any())
+			   ->method('readAttribute')
+			   ->will($this->returnCallback(function($dn, $attr) {
+					switch ($dn) {
+						case 'dnOfRoland':
+							if($attr === 'testAttribute') {
+								return array('/tmp/rolandshome/');
+							}
+							return array();
+							break;
+						case 'dnOfLadyOfShadows':
+							if($attr === 'testAttribute') {
+								return array('susannah/');
+							}
+							return array();
+							break;
+						default:
+							return false;
+				   }
+			   }));
+
+		//absolut path
+		$result = $backend->getHome('gunslinger');
+		$this->assertEquals('/tmp/rolandshome/', $result);
+
+		//datadir-relativ path
+		$result = $backend->getHome('ladyofshadows');
+		$datadir = \OCP\Config::getSystemValue('datadirectory',
+											   \OC::$SERVERROOT.'/data');
+		$this->assertEquals($datadir.'/susannah/', $result);
+
+		//no path at all – triggers OC default behaviour
+		$result = $backend->getHome('newyorker');
+		$this->assertFalse($result);
+	}
+
+	public function testGetDisplayName() {
+		$access = $this->getAccessMock();
+		$backend = new UserLDAP($access);
+		$this->prepareMockForUserExists($access);
+
+		$access->connection->expects($this->any())
+			   ->method('__get')
+			   ->will($this->returnCallback(function($name) {
+					if($name === 'ldapUserDisplayName') {
+						return 'displayname';
+					}
+					return null;
+			   }));
+
+		$access->expects($this->any())
+			   ->method('readAttribute')
+			   ->will($this->returnCallback(function($dn, $attr) {
+					switch ($dn) {
+						case 'dnOfRoland':
+							if($attr === 'displayname') {
+								return array('Roland Deschain');
+							}
+							return array();
+							break;
+
+						default:
+							return false;
+				   }
+			   }));
+
+		//with displayName
+		$result = $backend->getDisplayName('gunslinger');
+		$this->assertEquals('Roland Deschain', $result);
+
+		//empty displayname retrieved
+		$result = $backend->getDisplayName('newyorker');
+		$this->assertEquals(null, $result);
+	}
+
+	//no test for getDisplayNames, because it just invokes getUsers and
+	//getDisplayName
+
+}
\ No newline at end of file