<?php
  /**
   * Copyright (c) 2012 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\Files\Cache;
  
  use OC\Files\Storage\Temporary;
  
  class Permissions extends \PHPUnit_Framework_TestCase {
  	/***
  	 * @var \OC\Files\Cache\Permissions $permissionsCache
  	 */
  	private $permissionsCache;
  
  	function setUp() {
  		$this->permissionsCache = new \OC\Files\Cache\Permissions('dummy');
  	}
  
  	function testSimple() {
  		$ids = range(1, 10);
  		$user = uniqid();
  
  		$this->assertEquals(-1, $this->permissionsCache->get(1, $user));
  		$this->assertNotContains($user, $this->permissionsCache->getUsers(1));
  		$this->permissionsCache->set(1, $user, 1);
  		$this->assertEquals(1, $this->permissionsCache->get(1, $user));
  		$this->assertContains($user, $this->permissionsCache->getUsers(1));
  		$this->assertEquals(-1, $this->permissionsCache->get(2, $user));
  		$this->assertEquals(-1, $this->permissionsCache->get(1, $user . '2'));
  
  		$this->permissionsCache->set(1, $user, 2);
  		$this->assertEquals(2, $this->permissionsCache->get(1, $user));
  
  		$this->permissionsCache->set(2, $user, 1);
  		$this->assertEquals(1, $this->permissionsCache->get(2, $user));
  
  		$this->permissionsCache->remove(1, $user);
  		$this->assertEquals(-1, $this->permissionsCache->get(1, $user));
  		$this->permissionsCache->remove(1, $user . '2');
  		$this->assertEquals(1, $this->permissionsCache->get(2, $user));
  
  		$expected = array();
  		foreach ($ids as $id) {
  			$this->permissionsCache->set($id, $user, 10 + $id);
  			$expected[$id] = 10 + $id;
  		}
  		$this->assertEquals($expected, $this->permissionsCache->getMultiple($ids, $user));
  
  		$this->permissionsCache->removeMultiple(array(10, 9), $user);
  		unset($expected[9]);
  		unset($expected[10]);
  		$this->assertEquals($expected, $this->permissionsCache->getMultiple($ids, $user));
  
  		$this->permissionsCache->removeMultiple($ids, $user);
  	}
  
  	public function testUpdatePermissionsOnRescan() {
  		$storage = new Temporary(array());
  		$scanner = $storage->getScanner();
  		$cache = $storage->getCache();
  		$permissionsCache = $storage->getPermissionsCache();
  
  		$storage->file_put_contents('foo.txt', 'bar');
  		$scanner->scan('');
  		$id = $cache->getId('foo.txt');
  		$permissionsCache->set($id, 'test', 1);
  
  		$scanner->scan('');
  		$this->assertEquals(-1, $permissionsCache->get($id, 'test'));
  	}
  }