<?php

/**
* ownCloud - News
*
* @author Alessandro Cosentino
* @author Bernhard Posselt
* @copyright 2012 Alessandro Cosentino cosenal@gmail.com
* @copyright 2012 Bernhard Posselt nukeawhale@gmail.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\News\Db;

require_once(__DIR__ . "/../classloader.php");


class FeedMapperTest extends \OCA\AppFramework\Utility\MapperTestUtility {

	private $mapper;
	private $feeds;
	
	protected function setUp(){
		$this->beforeEach();

		$this->mapper = new FeedMapper($this->api);

		// create mock feeds
		$feed1 = new Feed();
		$feed2 = new Feed();

		$this->feeds = array(
			$feed1,
			$feed2
		);
		$this->user = 'herman';
	}


	public function testFind(){
		$userId = 'john';
		$id = 3;
		$rows = array(
		  array('id' => $this->feeds[0]->getId()),
		);
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`id` = ? ' .
				'AND `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		$params = array(StatusFlag::UNREAD, StatusFlag::UNREAD, $id, $userId);
		$this->setMapperResult($sql, $params, $rows);
		
		$result = $this->mapper->find($id, $userId);
		$this->assertEquals($this->feeds[0], $result);
		
	}


	public function testFindNotFound(){
		$userId = 'john';
		$id = 3;
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`id` = ? ' .
				'AND `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		$params = array(StatusFlag::UNREAD, StatusFlag::UNREAD, $id, $userId);
		$this->setMapperResult($sql, $params);
		
		$this->setExpectedException('\OCA\AppFramework\Db\DoesNotExistException');
		$result = $this->mapper->find($id, $userId);	
	}
	

	public function testFindMoreThanOneResultFound(){
		$userId = 'john';
		$id = 3;
		$rows = array(
			array('id' => $this->feeds[0]->getId()),
			array('id' => $this->feeds[1]->getId())
		);
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`id` = ? ' .
				'AND `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		$params = array(StatusFlag::UNREAD, StatusFlag::UNREAD, $id, $userId);
		$this->setMapperResult($sql, $params, $rows);
				
		$this->setExpectedException('\OCA\AppFramework\Db\MultipleObjectsReturnedException');
		$result = $this->mapper->find($id, $userId);
	}


	public function testFindAll(){
		$userId = 'john';
		$rows = array(
			array('id' => $this->feeds[0]->getId()),
			array('id' => $this->feeds[1]->getId())
		);
		$sql = 'SELECT * FROM `*PREFIX*news_feeds`';
		
		$this->setMapperResult($sql, array(), $rows);
		
		$result = $this->mapper->findAll();
		$this->assertEquals($this->feeds, $result);
	}


	public function testFindAllFromUser(){
		$userId = 'john';
		$rows = array(
			array('id' => $this->feeds[0]->getId()),
			array('id' => $this->feeds[1]->getId())
		);
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		
		$this->setMapperResult($sql, 
			array(StatusFlag::UNREAD, StatusFlag::UNREAD, $userId), $rows);
		
		$result = $this->mapper->findAllFromUser($userId);
		$this->assertEquals($this->feeds, $result);
	}


	public function testFindByUrlHash(){
		$urlHash = md5('hihi');
		$row = array(
			array('id' => $this->feeds[0]->getId()),
		);
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`url_hash` = ? ' .
				'AND `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		$this->setMapperResult($sql, 
			array(StatusFlag::UNREAD, StatusFlag::UNREAD, $urlHash, $this->user), $row);
		
		$result = $this->mapper->findByUrlHash($urlHash, $this->user);
		$this->assertEquals($this->feeds[0], $result);
	}


	public function testFindByUrlHashNotFound(){
		$urlHash = md5('hihi');
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`url_hash` = ? ' .
				'AND `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		$this->setMapperResult($sql, 
			array(StatusFlag::UNREAD, StatusFlag::UNREAD, $urlHash, $this->user));
			
		$this->setExpectedException('\OCA\AppFramework\Db\DoesNotExistException');
		$result = $this->mapper->findByUrlHash($urlHash, $this->user);	
	}
	

	public function testFindByUrlHashMoreThanOneResultFound(){
		$urlHash = md5('hihi');
		$rows = array(
			array('id' => $this->feeds[0]->getId()),
			array('id' => $this->feeds[1]->getId())
		);
		$sql = 'SELECT `feeds`.*, COUNT(`items`.`id`) AS `unread_count` ' .
			'FROM `*PREFIX*news_feeds` `feeds` ' .
			'LEFT JOIN `*PREFIX*news_items` `items` ' .
				'ON `feeds`.`id` = `items`.`feed_id` ' . 
				'AND (`items`.`status` & ?) = ? ' .
			'WHERE `feeds`.`url_hash` = ? ' .
				'AND `feeds`.`user_id` = ? ' .
			'GROUP BY `feeds`.`id`';
		$this->setMapperResult($sql, 
			array(StatusFlag::UNREAD, StatusFlag::UNREAD, $urlHash, $this->user), $rows);
		
		$this->setExpectedException('\OCA\AppFramework\Db\MultipleObjectsReturnedException');
		$result = $this->mapper->findByUrlHash($urlHash, $this->user);	
	}


	public function testDelete(){
		$feed = new Feed();
		$feed->setId(3);

		$sql = 'DELETE FROM `*PREFIX*news_feeds` WHERE `id` = ?';
		$arguments = array($feed->getId());

		$sql2 = 'DELETE FROM `*PREFIX*news_items` WHERE `feed_id` = ?';
		$arguments2 = array($feed->getId());

		$pdoResult = $this->getMock('Result', 
			array('fetchRow'));
		$pdoResult->expects($this->any())
			->method('fetchRow');
		
		$query = $this->getMock('Query', 
			array('execute'));
		$query->expects($this->at(0))
			->method('execute')
			->with($this->equalTo($arguments))
			->will($this->returnValue($pdoResult));
		$this->api->expects($this->at(0))
			->method('prepareQuery')
			->with($this->equalTo($sql))
			->will(($this->returnValue($query)));	
		
		$query->expects($this->at(1))
			->method('execute')
			->with($this->equalTo($arguments2))
			->will($this->returnValue($pdoResult));
		$this->api->expects($this->at(1))
			->method('prepareQuery')
			->with($this->equalTo($sql2))
			->will(($this->returnValue($query)));

		$this->mapper->delete($feed);

	}


}