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<?php

/**

 * SessionTest file

 *

 * 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://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests

 * @package       Cake.Test.Case.Model.Datasource

 * @since         CakePHP(tm) v 1.2.0.4206

 * @license       http://www.opensource.org/licenses/mit-license.php MIT License

 */

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

App::uses('DatabaseSession', 'Model/Datasource/Session');

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

/**

 * Class TestCakeSession

 *

 * @package       Cake.Test.Case.Model.Datasource

 */

class TestCakeSession extends CakeSession {

	public static function setUserAgent($value) {

		self::$_userAgent = $value;

	}

	public static function setHost($host) {

		self::_setHost($host);

	}

}

/**

 * Class TestCacheSession

 *

 * @package       Cake.Test.Case.Model.Datasource

 */

class TestCacheSession extends CacheSession {

	protected function _writeSession() {

		return true;

	}

}

/**

 * Class TestDatabaseSession

 *

 * @package       Cake.Test.Case.Model.Datasource

 */

class TestDatabaseSession extends DatabaseSession {

	protected function _writeSession() {

		return true;

	}

}

/**

 * CakeSessionTest class

 *

 * @package       Cake.Test.Case.Model.Datasource

 */

class CakeSessionTest extends CakeTestCase {

	protected static $_gcDivisor;

/**

 * Fixtures used in the SessionTest

 *

 * @var array

 */

	public $fixtures = array('core.session');

/**

 * setup before class.

 *

 * @return void

 */

	public static function setupBeforeClass() {

		// Make sure garbage colector will be called

		self::$_gcDivisor = ini_get('session.gc_divisor');

		ini_set('session.gc_divisor', '1');

	}

/**

 * teardown after class

 *

 * @return void

 */

	public static function teardownAfterClass() {

		// Revert to the default setting

		ini_set('session.gc_divisor', self::$_gcDivisor);

	}

/**

 * setUp method

 *

 * @return void

 */

	public function setUp() {

		parent::setUp();

		Configure::write('Session', array(

			'defaults' => 'php',

			'cookie' => 'cakephp',

			'timeout' => 120,

			'cookieTimeout' => 120,

			'ini' => array(),

		));

		TestCakeSession::init();

	}

/**

 * tearDown method

 *

 * @return void

 */

	public function tearDown() {

		if (TestCakeSession::started()) {

			session_write_close();

		}

		unset($_SESSION);

		parent::tearDown();

	}

/**

 * test setting ini properties with Session configuration.

 *

 * @return void

 */

	public function testSessionConfigIniSetting() {

		$_SESSION = null;

		Configure::write('Session', array(

			'cookie' => 'test',

			'checkAgent' => false,

			'timeout' => 86400,

			'ini' => array(

				'session.referer_check' => 'example.com',

				'session.use_trans_sid' => false

			)

		));

		TestCakeSession::start();

		$this->assertEquals('', ini_get('session.use_trans_sid'), 'Ini value is incorrect');

		$this->assertEquals('example.com', ini_get('session.referer_check'), 'Ini value is incorrect');

		$this->assertEquals('test', ini_get('session.name'), 'Ini value is incorrect');

	}

/**

 * testSessionPath

 *

 * @return void

 */

	public function testSessionPath() {

		TestCakeSession::init('/index.php');

		$this->assertEquals('/', TestCakeSession::$path);

		TestCakeSession::init('/sub_dir/index.php');

		$this->assertEquals('/sub_dir/', TestCakeSession::$path);

	}

/**

 * testCakeSessionPathEmpty

 *

 * @return void

 */

	public function testCakeSessionPathEmpty() {

		TestCakeSession::init('');

		$this->assertEquals('/', TestCakeSession::$path, 'Session path is empty, with "" as $base needs to be /');

	}

/**

 * testCakeSessionPathContainsParams

 *

 * @return void

 */

	public function testCakeSessionPathContainsQuestion() {

		TestCakeSession::init('/index.php?');

		$this->assertEquals('/', TestCakeSession::$path);

	}

/**

 * testSetHost

 *

 * @return void

 */

	public function testSetHost() {

		TestCakeSession::init();

		TestCakeSession::setHost('cakephp.org');

		$this->assertEquals('cakephp.org', TestCakeSession::$host);

	}

/**

 * testSetHostWithPort

 *

 * @return void

 */

	public function testSetHostWithPort() {

		TestCakeSession::init();

		TestCakeSession::setHost('cakephp.org:443');

		$this->assertEquals('cakephp.org', TestCakeSession::$host);

	}

/**

 * test valid with bogus user agent.

 *

 * @return void

 */

	public function testValidBogusUserAgent() {

		Configure::write('Session.checkAgent', true);

		TestCakeSession::start();

		$this->assertTrue(TestCakeSession::valid(), 'Newly started session should be valid');

		TestCakeSession::userAgent('bogus!');

		$this->assertFalse(TestCakeSession::valid(), 'user agent mismatch should fail.');

	}

/**

 * test valid with bogus user agent.

 *

 * @return void

 */

	public function testValidTimeExpiry() {

		Configure::write('Session.checkAgent', true);

		TestCakeSession::start();

		$this->assertTrue(TestCakeSession::valid(), 'Newly started session should be valid');

		TestCakeSession::$time = strtotime('next year');

		$this->assertFalse(TestCakeSession::valid(), 'time should cause failure.');

	}

/**

 * testCheck method

 *

 * @return void

 */

	public function testCheck() {

		TestCakeSession::write('SessionTestCase', 'value');

		$this->assertTrue(TestCakeSession::check('SessionTestCase'));

		$this->assertFalse(TestCakeSession::check('NotExistingSessionTestCase'));

	}

/**

 * testSimpleRead method

 *

 * @return void

 */

	public function testSimpleRead() {

		TestCakeSession::write('testing', '1,2,3');

		$result = TestCakeSession::read('testing');

		$this->assertEquals('1,2,3', $result);

		TestCakeSession::write('testing', array('1' => 'one', '2' => 'two', '3' => 'three'));

		$result = TestCakeSession::read('testing.1');

		$this->assertEquals('one', $result);

		$result = TestCakeSession::read('testing');

		$this->assertEquals(array('1' => 'one', '2' => 'two', '3' => 'three'), $result);

		$result = TestCakeSession::read();

		$this->assertTrue(isset($result['testing']));

		$this->assertTrue(isset($result['Config']));

		$this->assertTrue(isset($result['Config']['userAgent']));

		TestCakeSession::write('This.is.a.deep.array.my.friend', 'value');

		$result = TestCakeSession::read('This.is.a.deep.array.my.friend');

		$this->assertEquals('value', $result);

	}

/**

 * testReadyEmpty

 *

 * @return void

 */

	public function testReadyEmpty() {

		$this->assertFalse(TestCakeSession::read(''));

	}

/**

 * test writing a hash of values/

 *

 * @return void

 */

	public function testWriteArray() {

		$result = TestCakeSession::write(array(

			'one' => 1,

			'two' => 2,

			'three' => array('something'),

			'null' => null

		));

		$this->assertTrue($result);

		$this->assertEquals(1, TestCakeSession::read('one'));

		$this->assertEquals(array('something'), TestCakeSession::read('three'));

		$this->assertEquals(null, TestCakeSession::read('null'));

	}

/**

 * testWriteEmptyKey

 *

 * @return void

 */

	public function testWriteEmptyKey() {

		$this->assertFalse(TestCakeSession::write('', 'graham'));

		$this->assertFalse(TestCakeSession::write('', ''));

		$this->assertFalse(TestCakeSession::write(''));

	}

/**

 * Test overwriting a string value as if it were an array.

 *

 * @return void

 */

	public function testWriteOverwriteStringValue() {

		TestCakeSession::write('Some.string', 'value');

		$this->assertEquals('value', TestCakeSession::read('Some.string'));

		TestCakeSession::write('Some.string.array', array('values'));

		$this->assertEquals(

			array('values'),

			TestCakeSession::read('Some.string.array')

		);

	}

/**

 * testId method

 *

 * @return void

 */

	public function testId() {

		TestCakeSession::destroy();

		$result = TestCakeSession::id();

		$expected = session_id();

		$this->assertEquals($expected, $result);

		TestCakeSession::id('MySessionId');

		$result = TestCakeSession::id();

		$this->assertEquals('MySessionId', $result);

	}

/**

 * testStarted method

 *

 * @return void

 */

	public function testStarted() {

		unset($_SESSION);

		$_SESSION = null;

		$this->assertFalse(TestCakeSession::started());

		$this->assertTrue(TestCakeSession::start());

		$this->assertTrue(TestCakeSession::started());

	}

/**

 * testDel method

 *

 * @return void

 */

	public function testDelete() {

		$this->assertTrue(TestCakeSession::write('Delete.me', 'Clearing out'));

		$this->assertTrue(TestCakeSession::delete('Delete.me'));

		$this->assertFalse(TestCakeSession::check('Delete.me'));

		$this->assertTrue(TestCakeSession::check('Delete'));

		$this->assertTrue(TestCakeSession::write('Clearing.sale', 'everything must go'));

		$this->assertTrue(TestCakeSession::delete('Clearing'));

		$this->assertFalse(TestCakeSession::check('Clearing.sale'));

		$this->assertFalse(TestCakeSession::check('Clearing'));

	}

/**

 * testDestroy method

 *

 * @return void

 */

	public function testDestroy() {

		TestCakeSession::write('bulletProof', 'invincible');

		$id = TestCakeSession::id();

		TestCakeSession::destroy();

		$this->assertFalse(TestCakeSession::check('bulletProof'));

		$this->assertNotEquals(TestCakeSession::id(), $id);

	}

/**

 * testCheckingSavedEmpty method

 *

 * @return void

 */

	public function testCheckingSavedEmpty() {

		$this->assertTrue(TestCakeSession::write('SessionTestCase', 0));

		$this->assertTrue(TestCakeSession::check('SessionTestCase'));

		$this->assertTrue(TestCakeSession::write('SessionTestCase', '0'));

		$this->assertTrue(TestCakeSession::check('SessionTestCase'));

		$this->assertTrue(TestCakeSession::write('SessionTestCase', false));

		$this->assertTrue(TestCakeSession::check('SessionTestCase'));

		$this->assertTrue(TestCakeSession::write('SessionTestCase', null));

		$this->assertFalse(TestCakeSession::check('SessionTestCase'));

	}

/**

 * testCheckKeyWithSpaces method

 *

 * @return void

 */

	public function testCheckKeyWithSpaces() {

		$this->assertTrue(TestCakeSession::write('Session Test', "test"));

		$this->assertTrue(TestCakeSession::check('Session Test'));

		TestCakeSession::delete('Session Test');

		$this->assertTrue(TestCakeSession::write('Session Test.Test Case', "test"));

		$this->assertTrue(TestCakeSession::check('Session Test.Test Case'));

	}

/**

 * testCheckEmpty

 *

 * @return void

 */

	public function testCheckEmpty() {

		$this->assertFalse(TestCakeSession::check());

	}

/**

 * test key exploitation

 *

 * @return void

 */

	public function testKeyExploit() {

		$key = "a'] = 1; phpinfo(); \$_SESSION['a";

		$result = TestCakeSession::write($key, 'haxored');

		$this->assertTrue($result);

		$result = TestCakeSession::read($key);

		$this->assertEquals('haxored', $result);

	}

/**

 * testReadingSavedEmpty method

 *

 * @return void

 */

	public function testReadingSavedEmpty() {

		TestCakeSession::write('SessionTestCase', 0);

		$this->assertEquals(0, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', '0');

		$this->assertEquals('0', TestCakeSession::read('SessionTestCase'));

		$this->assertFalse(TestCakeSession::read('SessionTestCase') === 0);

		TestCakeSession::write('SessionTestCase', false);

		$this->assertFalse(TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', null);

		$this->assertEquals(null, TestCakeSession::read('SessionTestCase'));

	}

/**

 * testCheckUserAgentFalse method

 *

 * @return void

 */

	public function testCheckUserAgentFalse() {

		Configure::write('Session.checkAgent', false);

		TestCakeSession::setUserAgent(md5('http://randomdomainname.com' . Configure::read('Security.salt')));

		$this->assertTrue(TestCakeSession::valid());

	}

/**

 * testCheckUserAgentTrue method

 *

 * @return void

 */

	public function testCheckUserAgentTrue() {

		Configure::write('Session.checkAgent', true);

		TestCakeSession::$error = false;

		$agent = md5('http://randomdomainname.com' . Configure::read('Security.salt'));

		TestCakeSession::write('Config.userAgent', md5('Hacking you!'));

		TestCakeSession::setUserAgent($agent);

		$this->assertFalse(TestCakeSession::valid());

	}

/**

 * testReadAndWriteWithCakeStorage method

 *

 * @return void

 */

	public function testReadAndWriteWithCakeStorage() {

		Configure::write('Session.defaults', 'cake');

		TestCakeSession::init();

		TestCakeSession::start();

		TestCakeSession::write('SessionTestCase', 0);

		$this->assertEquals(0, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', '0');

		$this->assertEquals('0', TestCakeSession::read('SessionTestCase'));

		$this->assertFalse(TestCakeSession::read('SessionTestCase') === 0);

		TestCakeSession::write('SessionTestCase', false);

		$this->assertFalse(TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', null);

		$this->assertEquals(null, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', 'This is a Test');

		$this->assertEquals('This is a Test', TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', 'This is a Test');

		TestCakeSession::write('SessionTestCase', 'This was updated');

		$this->assertEquals('This was updated', TestCakeSession::read('SessionTestCase'));

		TestCakeSession::destroy();

		$this->assertNull(TestCakeSession::read('SessionTestCase'));

	}

/**

 * test using a handler from app/Model/Datasource/Session.

 *

 * @return void

 */

	public function testUsingAppLibsHandler() {

		App::build(array(

			'Model/Datasource/Session' => array(

				CAKE . 'Test' . DS . 'test_app' . DS . 'Model' . DS . 'Datasource' . DS . 'Session' . DS

			),

			'Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS)

		), App::RESET);

		Configure::write('Session', array(

			'defaults' => 'cake',

			'handler' => array(

				'engine' => 'TestAppLibSession'

			)

		));

		TestCakeSession::start();

		$this->assertTrue(TestCakeSession::started());

		TestCakeSession::destroy();

		$this->assertFalse(TestCakeSession::started());

		App::build();

	}

/**

 * test using a handler from a plugin.

 *

 * @return void

 */

	public function testUsingPluginHandler() {

		App::build(array(

			'Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS)

		), App::RESET);

		CakePlugin::load('TestPlugin');

		Configure::write('Session', array(

			'defaults' => 'cake',

			'handler' => array(

				'engine' => 'TestPlugin.TestPluginSession'

			)

		));

		TestCakeSession::start();

		$this->assertTrue(TestCakeSession::started());

		TestCakeSession::destroy();

		$this->assertFalse(TestCakeSession::started());

		App::build();

	}

/**

 * testReadAndWriteWithCacheStorage method

 *

 * @return void

 */

	public function testReadAndWriteWithCacheStorage() {

		Configure::write('Session.defaults', 'cache');

		Configure::write('Session.handler.engine', 'TestCacheSession');

		TestCakeSession::init();

		TestCakeSession::destroy();

		TestCakeSession::write('SessionTestCase', 0);

		$this->assertEquals(0, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', '0');

		$this->assertEquals('0', TestCakeSession::read('SessionTestCase'));

		$this->assertFalse(TestCakeSession::read('SessionTestCase') === 0);

		TestCakeSession::write('SessionTestCase', false);

		$this->assertFalse(TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', null);

		$this->assertEquals(null, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', 'This is a Test');

		$this->assertEquals('This is a Test', TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', 'This is a Test');

		TestCakeSession::write('SessionTestCase', 'This was updated');

		$this->assertEquals('This was updated', TestCakeSession::read('SessionTestCase'));

		TestCakeSession::destroy();

		$this->assertNull(TestCakeSession::read('SessionTestCase'));

	}

/**

 * test that changing the config name of the cache config works.

 *

 * @return void

 */

	public function testReadAndWriteWithCustomCacheConfig() {

		Configure::write('Session.defaults', 'cache');

		Configure::write('Session.handler.engine', 'TestCacheSession');

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

		Cache::config('session_test', array(

			'engine' => 'File',

			'prefix' => 'session_test_',

		));

		TestCakeSession::init();

		TestCakeSession::start();

		TestCakeSession::write('SessionTestCase', 'Some value');

		$this->assertEquals('Some value', TestCakeSession::read('SessionTestCase'));

		$id = TestCakeSession::id();

		Cache::delete($id, 'session_test');

	}

/**

 * testReadAndWriteWithDatabaseStorage method

 *

 * @return void

 */

	public function testReadAndWriteWithDatabaseStorage() {

		Configure::write('Session.defaults', 'database');

		Configure::write('Session.handler.engine', 'TestDatabaseSession');

		Configure::write('Session.handler.table', 'sessions');

		Configure::write('Session.handler.model', 'Session');

		Configure::write('Session.handler.database', 'test');

		TestCakeSession::init();

		$this->assertNull(TestCakeSession::id());

		TestCakeSession::start();

		$expected = session_id();

		$this->assertEquals($expected, TestCakeSession::id());

		TestCakeSession::renew();

		$this->assertFalse($expected == TestCakeSession::id());

		$expected = session_id();

		$this->assertEquals($expected, TestCakeSession::id());

		TestCakeSession::write('SessionTestCase', 0);

		$this->assertEquals(0, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', '0');

		$this->assertEquals('0', TestCakeSession::read('SessionTestCase'));

		$this->assertFalse(TestCakeSession::read('SessionTestCase') === 0);

		TestCakeSession::write('SessionTestCase', false);

		$this->assertFalse(TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', null);

		$this->assertEquals(null, TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', 'This is a Test');

		$this->assertEquals('This is a Test', TestCakeSession::read('SessionTestCase'));

		TestCakeSession::write('SessionTestCase', 'Some additional data');

		$this->assertEquals('Some additional data', TestCakeSession::read('SessionTestCase'));

		TestCakeSession::destroy();

		$this->assertNull(TestCakeSession::read('SessionTestCase'));

		Configure::write('Session', array(

			'defaults' => 'php'

		));

		TestCakeSession::init();

	}

/**

 * testSessionTimeout method

 *

 * @return void

 */

	public function testSessionTimeout() {

		Configure::write('debug', 2);

		Configure::write('Session.defaults', 'cake');

		Configure::write('Session.autoRegenerate', false);

		$timeoutSeconds = Configure::read('Session.timeout') * 60;

		TestCakeSession::destroy();

		TestCakeSession::write('Test', 'some value');

		$this->assertWithinMargin(time() + $timeoutSeconds, CakeSession::$sessionTime, 1);

		$this->assertEquals(10, $_SESSION['Config']['countdown']);

		$this->assertWithinMargin(CakeSession::$sessionTime, $_SESSION['Config']['time'], 1);

		$this->assertWithinMargin(time(), CakeSession::$time, 1);

		$this->assertWithinMargin(time() + $timeoutSeconds, $_SESSION['Config']['time'], 1);

		Configure::write('Session.harden', true);

		TestCakeSession::destroy();

		TestCakeSession::write('Test', 'some value');

		$this->assertWithinMargin(time() + $timeoutSeconds, CakeSession::$sessionTime, 1);

		$this->assertEquals(10, $_SESSION['Config']['countdown']);

		$this->assertWithinMargin(CakeSession::$sessionTime, $_SESSION['Config']['time'], 1);

		$this->assertWithinMargin(time(), CakeSession::$time, 1);

		$this->assertWithinMargin(CakeSession::$time + $timeoutSeconds, $_SESSION['Config']['time'], 1);

	}

/**

 * Test that cookieTimeout matches timeout when unspecified.

 *

 * @return void

 */

	public function testCookieTimeoutFallback() {

		$_SESSION = null;

		Configure::write('Session', array(

			'defaults' => 'cake',

			'timeout' => 400,

		));

		TestCakeSession::start();

		$this->assertEquals(400, Configure::read('Session.cookieTimeout'));

		$this->assertEquals(400, Configure::read('Session.timeout'));

		$this->assertEquals(400 * 60, ini_get('session.cookie_lifetime'));

		$this->assertEquals(400 * 60, ini_get('session.gc_maxlifetime'));

		$_SESSION = null;

		Configure::write('Session', array(

			'defaults' => 'cake',

			'timeout' => 400,

			'cookieTimeout' => 600

		));

		TestCakeSession::start();

		$this->assertEquals(600, Configure::read('Session.cookieTimeout'));

		$this->assertEquals(400, Configure::read('Session.timeout'));

	}

/**

 * Proves that invalid sessions will be destroyed and re-created

 * if invalid

 *

 * @return void

 */

	public function testInvalidSessionRenew() {

		TestCakeSession::start();

		$this->assertNotEmpty($_SESSION['Config']);

		$data = $_SESSION;

		session_write_close();

		$_SESSION = null;

		TestCakeSession::start();

		$this->assertEquals($data, $_SESSION);

		TestCakeSession::write('Foo', 'Bar');

		session_write_close();

		$_SESSION = null;

		TestCakeSession::userAgent('bogus!');

		TestCakeSession::start();

		$this->assertNotEquals($data, $_SESSION);

		$this->assertEquals('bogus!', $_SESSION['Config']['userAgent']);

	}

}