preparing unit test for model refactoring, refactoring traffic limiter

This commit is contained in:
El RIDO 2015-09-26 17:57:46 +02:00
parent d04eab52c9
commit 211d3e4622
4 changed files with 213 additions and 22 deletions

View File

@ -26,6 +26,15 @@ class trafficlimiter extends persistence
*/
private static $_limit = 10;
/**
* key to fetch IP address
*
* @access private
* @static
* @var string
*/
private static $_ipKey = 'REMOTE_ADDR';
/**
* set the time limit in seconds
*
@ -39,6 +48,40 @@ class trafficlimiter extends persistence
self::$_limit = $limit;
}
/**
* set configuration options of the traffic limiter
*
* @access public
* @static
* @param configuration $conf
* @return void
*/
public static function setConfiguration(configuration $conf)
{
self::setLimit($conf->getKey('limit', 'traffic'));
self::setPath($conf->getKey('dir', 'traffic'));
if (($option = $conf->getKey('header', 'traffic')) !== null)
{
$httpHeader = 'HTTP_' . $option;
if (array_key_exists($httpHeader, $_SERVER) && !empty($_SERVER[$httpHeader]))
{
self::$_ipKey = $httpHeader;
}
}
}
/**
* get the current visitors IP address
*
* @access public
* @static
* @return string
*/
public static function getIp()
{
return $_SERVER[self::$_ipKey];
}
/**
* traffic limiter
*
@ -46,12 +89,13 @@ class trafficlimiter extends persistence
*
* @access public
* @static
* @param string $ip
* @throws Exception
* @return bool
*/
public static function canPass($ip)
public static function canPass()
{
$ip = self::getIp();
// disable limits if set to less then 1
if (self::$_limit < 1) return true;

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@ -215,18 +215,8 @@ class zerobin
$attachmentname = $has_attachmentname ? $_POST['attachmentname'] : '';
// Make sure last paste from the IP address was more than X seconds ago.
trafficlimiter::setLimit($this->_conf->getKey('limit', 'traffic'));
trafficlimiter::setPath($this->_conf->getKey('dir', 'traffic'));
$ipKey = 'REMOTE_ADDR';
if (($option = $this->_conf->getKey('header', 'traffic')) !== null)
{
$header = 'HTTP_' . $option;
if (array_key_exists($header, $_SERVER) && !empty($_SERVER[$header]))
{
$ipKey = $header;
}
}
if (!trafficlimiter::canPass($_SERVER[$ipKey])) return $this->_return_message(
trafficlimiter::setConfiguration($this->_conf);
if (!trafficlimiter::canPass()) return $this->_return_message(
1,
i18n::_(
'Please wait %d seconds between each post.',
@ -334,7 +324,7 @@ class zerobin
{
$meta['nickname'] = $nick;
$vz = new vizhash16x16();
$pngdata = $vz->generate($_SERVER['REMOTE_ADDR']);
$pngdata = $vz->generate(trafficlimiter::getIp());
if ($pngdata != '')
{
$meta['vizhash'] = 'data:image/png;base64,' . base64_encode($pngdata);

154
tst/model.php Normal file
View File

@ -0,0 +1,154 @@
<?php
class modelTest extends PHPUnit_Framework_TestCase
{
private $_conf;
private $_model;
public function setUp()
{
/* Setup Routine */
$options = parse_ini_file(CONF, true);
$options['model'] = array(
'class' => 'zerobin_db',
);
$options['model_options'] = array(
'dsn' => 'sqlite::memory:',
'usr' => null,
'pwd' => null,
'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION),
);
helper::confBackup();
helper::createIniFile(CONF, $options);
$this->_conf = new configuration;
$this->_model = new model($this->_conf);
}
public function tearDown()
{
/* Tear Down Routine */
}
public function testBasicWorkflow()
{
// storing pastes
$pasteData = helper::getPaste();
$this->_model->getPaste(helper::getPasteId())->delete();
$paste = $this->_model->getPaste(helper::getPasteId());
$this->assertFalse($paste->exists(), 'paste does not yet exist');
$paste = $this->_model->getPaste();
$paste->setData($pasteData['data']);
$paste->setOpendiscussion();
$paste->setFormatter($pasteData['meta']['formatter']);
$paste->store();
$paste = $this->_model->getPaste(helper::getPasteId());
$this->assertTrue($paste->exists(), 'paste exists after storing it');
$paste = $paste->get();
foreach (array('data', 'opendiscussion', 'formatter') as $key) {
$this->assertEquals($pasteData[$key], $paste->$key);
}
// storing comments
$commentData = helper::getComment();
$comment = $paste->getComment(helper::getPasteId(), helper::getCommentId());
$this->assertFalse($comment->exists(), 'comment does not yet exist');
$comment = $paste->getComment(helper::getPasteId());
$comment->setData($commentData['data']);
$comment->setNickname($commentData['meta']['nickname']);
$comment->store();
$comment = $paste->getComment(helper::getPasteId(), helper::getCommentId());
$this->assertTrue($comment->exists(), 'comment exists after storing it');
$comment = $comment->get();
$this->assertEquals($commentData['data'], $comment->data);
$this->assertEquals($commentData['meta']['nickname'], $comment->meta->nickname);
// deleting pastes
$this->_model->getPaste(helper::getPasteId())->delete();
$paste = $this->_model->getPaste(helper::getPasteId());
$this->assertFalse($paste->exists(), 'paste successfully deleted');
$this->assertEquals(array(), $paste->getComments(), 'comment was deleted with paste');
}
/**
* @expectedException Exception
* @expectedExceptionCode 60
*/
public function testPasteDuplicate()
{
$pasteData = helper::getPaste();
$this->_model->getPaste(helper::getPasteId())->delete();
$paste = $this->_model->getPaste();
$paste->setData($pasteData['data']);
$paste->setOpendiscussion();
$paste->setFormatter($pasteData['meta']['formatter']);
$paste->store();
$paste = $this->_model->getPaste();
$paste->setData($pasteData['data']);
$paste->setOpendiscussion();
$paste->setFormatter($pasteData['meta']['formatter']);
$paste->store();
}
/**
* @expectedException Exception
* @expectedExceptionCode 60
*/
public function testCommentDuplicate()
{
$pasteData = helper::getPaste();
$commentData = helper::getComment();
$this->_model->getPaste(helper::getPasteId())->delete();
$paste = $this->_model->getPaste();
$paste->setData($pasteData['data']);
$paste->setOpendiscussion();
$paste->setFormatter($pasteData['meta']['formatter']);
$paste->store();
$comment = $paste->getComment(helper::getPasteId());
$comment->setData($commentData['data']);
$comment->setNickname($commentData['meta']['nickname']);
$comment->store();
$comment = $paste->getComment(helper::getPasteId());
$comment->setData($commentData['data']);
$comment->setNickname($commentData['meta']['nickname']);
$comment->store();
}
public function testImplicitDefaults()
{
$pasteData = helper::getPaste();
$commentData = helper::getComment();
$this->_model->getPaste(helper::getPasteId())->delete();
$paste = $this->_model->getPaste();
$paste->setData($pasteData['data']);
$paste->setBurnafterreading();
$paste->setOpendiscussion();
// not setting a formatter, should use default one
$paste->store();
$paste = $this->_model->getPaste(helper::getPasteId())->get(); // ID was set based on data
$this->assertEquals(true, $paste->meta->burnafterreading, 'burn after reading takes precedence');
$this->assertEquals(false, $paste->meta->opendiscussion, 'opendiscussion is overiden');
$this->assertEquals($this->_conf->getKey('defaultformatter'), $paste->meta->formatter, 'default formatter is set');
$_SERVER['REMOTE_ADDR'] = '::1';
$vz = new vizhash16x16();
$pngdata = 'data:image/png;base64,' . base64_encode($vz->generate($_SERVER['REMOTE_ADDR']));
$comment = $this->_model->getPaste(helper::getPasteId())->getComment(helper::getPasteId());
$comment->setData($commentData['data']);
$comment->setNickname($commentData['meta']['nickname']);
$comment->store();
$comment = $paste->getComment(helper::getPasteId(), helper::getCommentId());
$this->assertEquals($pngdata, $comment->meta->vizhash, 'nickname triggers vizhash to be set');
}
}

View File

@ -22,12 +22,15 @@ class trafficlimiterTest extends PHPUnit_Framework_TestCase
$file = 'baz';
$this->assertEquals($this->_path . DIRECTORY_SEPARATOR . $file, trafficlimiter::getPath($file));
trafficlimiter::setLimit(4);
$this->assertTrue(trafficlimiter::canPass('127.0.0.1'), 'first request may pass');
$_SERVER['REMOTE_ADDR'] = '127.0.0.1';
$this->assertTrue(trafficlimiter::canPass(), 'first request may pass');
sleep(2);
$this->assertFalse(trafficlimiter::canPass('127.0.0.1'), 'second request is to fast, may not pass');
$this->assertFalse(trafficlimiter::canPass(), 'second request is to fast, may not pass');
sleep(3);
$this->assertTrue(trafficlimiter::canPass('127.0.0.1'), 'third request waited long enough and may pass');
$this->assertTrue(trafficlimiter::canPass('2001:1620:2057:dead:beef::cafe:babe'), 'fourth request has different ip and may pass');
$this->assertFalse(trafficlimiter::canPass('127.0.0.1'), 'fifth request is to fast, may not pass');
$this->assertTrue(trafficlimiter::canPass(), 'third request waited long enough and may pass');
$_SERVER['REMOTE_ADDR'] = '2001:1620:2057:dead:beef::cafe:babe';
$this->assertTrue(trafficlimiter::canPass(), 'fourth request has different ip and may pass');
$_SERVER['REMOTE_ADDR'] = '127.0.0.1';
$this->assertFalse(trafficlimiter::canPass(), 'fifth request is to fast, may not pass');
}
}