<?php
/**
 * CacheSessionTest
 *
 * CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://cakephp.org CakePHP(tm) Project
 * @package       Cake.Test.Case.Model.Datasource.Session
 * @since         CakePHP(tm) v 2.0
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
 */

App::uses('CakeSession', 'Model/Datasource');
App::uses('CacheSession', 'Model/Datasource/Session');
class_exists('CakeSession');

/**
 * CacheSessionTest
 *
 * @package       Cake.Test.Case.Model.Datasource.Session
 */
class CacheSessionTest extends CakeTestCase {

	protected static $_sessionBackup;

/**
 * test case startup
 *
 * @return void
 */
	public static function setupBeforeClass() {
		Cache::config('session_test', array(
			'engine' => 'File',
			'prefix' => 'session_test_'
		));
		static::$_sessionBackup = Configure::read('Session');

		Configure::write('Session.handler.config', 'session_test');
	}

/**
 * cleanup after test case.
 *
 * @return void
 */
	public static function teardownAfterClass() {
		Cache::clear(false, 'session_test');
		Cache::drop('session_test');

		Configure::write('Session', static::$_sessionBackup);
	}

/**
 * setup
 *
 * @return void
 */
	public function setUp() {
		parent::setUp();
		$this->storage = new CacheSession();
	}

/**
 * tearDown
 *
 * @return void
 */
	public function tearDown() {
		parent::tearDown();
		unset($this->storage);
	}

/**
 * test open
 *
 * @return void
 */
	public function testOpen() {
		$this->assertTrue($this->storage->open());
	}

/**
 * test write()
 *
 * @return void
 */
	public function testWrite() {
		$this->storage->write('abc', 'Some value');
		$this->assertEquals('Some value', Cache::read('abc', 'session_test'), 'Value was not written.');
		$this->assertFalse(Cache::read('abc', 'default'), 'Cache should only write to the given config.');
	}

/**
 * test reading.
 *
 * @return void
 */
	public function testRead() {
		$this->storage->write('test_one', 'Some other value');
		$this->assertEquals('Some other value', $this->storage->read('test_one'), 'Incorrect value.');
		$this->storage->write('test_two', 0);
		$this->assertEquals(0, $this->storage->read('test_two'));
	}

/**
 * test destroy
 *
 * @return void
 */
	public function testDestroy() {
		$this->storage->write('test_one', 'Some other value');
		$this->assertTrue($this->storage->destroy('test_one'), 'Value was not deleted.');

		$this->assertFalse(Cache::read('test_one', 'session_test'), 'Value stuck around.');
	}

}