public function testHashData()
{
$data = 'known data';
$key = 'secret';
$hashedData = Security::hashData($data, $key);
$this->assertFalse($data === $hashedData);
$this->assertEquals($data, Security::validateData($hashedData, $key));
$hashedData[strlen($hashedData) - 1] = 'A';
$this->assertFalse(Security::validateData($hashedData, $key));
}
/**
* Converts `$_COOKIE` into an array of [[Cookie]].
* @return array the cookies obtained from request
*/
protected function loadCookies()
{
$cookies = [];
if ($this->enableCookieValidation) {
$key = $this->getCookieValidationKey();
foreach ($_COOKIE as $name => $value) {
if (is_string($value) && ($value = Security::validateData($value, $key)) !== false) {
$cookies[$name] = new Cookie(['name' => $name, 'value' => @unserialize($value)]);
}
}
} else {
foreach ($_COOKIE as $name => $value) {
$cookies[$name] = new Cookie(['name' => $name, 'value' => $value]);
}
}
return $cookies;
}
