<?php
/**
 * @author Arthur Schiwon <blizzz@owncloud.com>
 * @author Joas Schilling <nickvergessen@owncloud.com>
 * @author Morris Jobke <hey@morrisjobke.de>
 * @author Philippe Jung <phil.jung@free.fr>
 *
 * @copyright Copyright (c) 2015, ownCloud, Inc.
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

namespace OCA\user_ldap\tests;

use OCA\user_ldap\lib\user\Manager;

class Test_User_Manager extends \Test\TestCase {

    private function getTestInstances() {
        $access  = $this->getMock('\OCA\user_ldap\lib\user\IUserTools');
        $config  = $this->getMock('\OCP\IConfig');
        $filesys = $this->getMock('\OCA\user_ldap\lib\FilesystemHelper');
        $log     = $this->getMock('\OCA\user_ldap\lib\LogWrapper');
        $avaMgr  = $this->getMock('\OCP\IAvatarManager');
        $image   = $this->getMock('\OCP\Image');
        $dbc     = $this->getMock('\OCP\IDBConnection');

        return array($access, $config, $filesys, $image, $log, $avaMgr, $dbc);
    }

    public function testGetByDNExisting() {
        list($access, $config, $filesys, $image, $log, $avaMgr, $dbc) =
            $this->getTestInstances();

        $inputDN = 'cn=foo,dc=foobar,dc=bar';
        $uid = '563418fc-423b-1033-8d1c-ad5f418ee02e';

		$access->expects($this->once())
            ->method('stringResemblesDN')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue(true));

        $access->expects($this->once())
            ->method('dn2username')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue($uid));

        $access->expects($this->never())
            ->method('username2dn');

        $manager = new Manager($config, $filesys, $log, $avaMgr, $image, $dbc);
        $manager->setLdapAccess($access);
        $user = $manager->get($inputDN);

        $this->assertInstanceOf('\OCA\user_ldap\lib\user\User', $user);
    }

    public function testGetByEDirectoryDN() {
        list($access, $config, $filesys, $image, $log, $avaMgr, $dbc) =
            $this->getTestInstances();

        $inputDN = 'uid=foo,o=foobar,c=bar';
        $uid = '563418fc-423b-1033-8d1c-ad5f418ee02e';

		$access->expects($this->once())
            ->method('stringResemblesDN')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue(true));

        $access->expects($this->once())
            ->method('dn2username')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue($uid));

        $access->expects($this->never())
            ->method('username2dn');

        $manager = new Manager($config, $filesys, $log, $avaMgr, $image, $dbc);
        $manager->setLdapAccess($access);
        $user = $manager->get($inputDN);

        $this->assertInstanceOf('\OCA\user_ldap\lib\user\User', $user);
    }

    public function testGetByExoticDN() {
        list($access, $config, $filesys, $image, $log, $avaMgr, $dbc) =
            $this->getTestInstances();

        $inputDN = 'ab=cde,f=ghei,mno=pq';
        $uid = '563418fc-423b-1033-8d1c-ad5f418ee02e';

		$access->expects($this->once())
            ->method('stringResemblesDN')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue(true));

        $access->expects($this->once())
            ->method('dn2username')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue($uid));

        $access->expects($this->never())
            ->method('username2dn');

        $manager = new Manager($config, $filesys, $log, $avaMgr, $image, $dbc);
        $manager->setLdapAccess($access);
        $user = $manager->get($inputDN);

        $this->assertInstanceOf('\OCA\user_ldap\lib\user\User', $user);
    }

    public function testGetByDNNotExisting() {
        list($access, $config, $filesys, $image, $log, $avaMgr, $dbc) =
            $this->getTestInstances();

        $inputDN = 'cn=gone,dc=foobar,dc=bar';

		$access->expects($this->once())
            ->method('stringResemblesDN')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue(true));

        $access->expects($this->once())
            ->method('dn2username')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue(false));

        $access->expects($this->once())
            ->method('username2dn')
            ->with($this->equalTo($inputDN))
            ->will($this->returnValue(false));

        $manager = new Manager($config, $filesys, $log, $avaMgr, $image, $dbc);
        $manager->setLdapAccess($access);
        $user = $manager->get($inputDN);

        $this->assertNull($user);
    }

    public function testGetByUidExisting() {
        list($access, $config, $filesys, $image, $log, $avaMgr, $dbc) =
            $this->getTestInstances();

        $dn = 'cn=foo,dc=foobar,dc=bar';
        $uid = '563418fc-423b-1033-8d1c-ad5f418ee02e';

        $access->expects($this->never())
            ->method('dn2username');

        $access->expects($this->once())
            ->method('username2dn')
            ->with($this->equalTo($uid))
            ->will($this->returnValue($dn));

        $access->expects($this->once())
            ->method('stringResemblesDN')
            ->with($this->equalTo($uid))
            ->will($this->returnValue(false));

        $manager = new Manager($config, $filesys, $log, $avaMgr, $image, $dbc);
        $manager->setLdapAccess($access);
        $user = $manager->get($uid);

        $this->assertInstanceOf('\OCA\user_ldap\lib\user\User', $user);
    }

    public function testGetByUidNotExisting() {
        list($access, $config, $filesys, $image, $log, $avaMgr, $dbc) =
            $this->getTestInstances();

        $dn = 'cn=foo,dc=foobar,dc=bar';
        $uid = 'gone';

        $access->expects($this->never())
            ->method('dn2username');

        $access->expects($this->exactly(1))
            ->method('username2dn')
            ->with($this->equalTo($uid))
            ->will($this->returnValue(false));

        $manager = new Manager($config, $filesys, $log, $avaMgr, $image, $dbc);
        $manager->setLdapAccess($access);
        $user = $manager->get($uid);

        $this->assertNull($user);
    }

}