public function validateAndStripHmacReturnsTheStringWithoutHmac()
{
$string = ' Some arbitrary string with special characters: öäüß!"§$ ';
$hashedString = $this->hashService->appendHmac($string);
$actualResult = $this->hashService->validateAndStripHmac($hashedString);
$this->assertSame($string, $actualResult);
}