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<?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');

/**
 * Class 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_'
                ));
                self::$_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', self::$_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.');
        }

/**
 * 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.');
        }

}