public function testGeneration()
{
// generating new salt
serversalt::setPath($this->_path);
$salt = serversalt::get();
// mcrypt mock
if (!defined('MCRYPT_DEV_URANDOM')) {
define('MCRYPT_DEV_URANDOM', 1);
}
function mcrypt_create_iv($int, $flag)
{
$randomSalt = '';
for ($i = 0; $i < 256; ++$i) {
$randomSalt .= base_convert(mt_rand(), 10, 16);
}
// hex2bin requires an even length, pad if necessary
if (strlen($randomSalt) % 2) {
$randomSalt = '0' . $randomSalt;
}
return hex2bin($randomSalt);
}
$this->assertNotEquals($salt, serversalt::generate());
// try setting a different path and resetting it
serversalt::setPath($this->_otherPath);
$this->assertNotEquals($salt, serversalt::get());
serversalt::setPath($this->_path);
$this->assertEquals($salt, serversalt::get());
}
/**
* Store the paste's data.
*
* @access public
* @throws Exception
* @return void
*/
public function store()
{
// Check for improbable collision.
if ($this->exists()) {
throw new Exception('You are unlucky. Try again.', 75);
}
$this->_data->meta->postdate = time();
$this->_data->meta->salt = serversalt::generate();
// store paste
if ($this->_store->create($this->getId(), json_decode(json_encode($this->_data), true)) === false) {
throw new Exception('Error saving paste. Sorry.', 76);
}
}
public function testVizhashGeneratesUniquePngsPerIp()
{
$vz = new vizhash16x16();
$pngdata = $vz->generate('127.0.0.1');
file_put_contents($this->_file, $pngdata);
$finfo = new finfo(FILEINFO_MIME_TYPE);
$this->assertEquals('image/png', $finfo->file($this->_file));
$this->assertNotEquals($pngdata, $vz->generate('2001:1620:2057:dead:beef::cafe:babe'));
$this->assertEquals($pngdata, $vz->generate('127.0.0.1'));
// generating new salt
$salt = serversalt::get();
require 'mcrypt_mock.php';
$this->assertNotEquals($salt, serversalt::generate());
}
