getMACSecret() public method

Derives MAC secret from encryption secret.
public getMACSecret ( string $secret ) : string
$secret string the secret
return string the MAC secret
 /**
  * Test for secret splitting using getAESSecret
  *
  * @return void
  *
  * @dataProvider secretsProvider
  */
 public function testMACSecretSplit($secret, $mac, $aes)
 {
     $this->assertEquals($mac, $this->object->getMACSecret($secret));
 }