OneLogin_Saml2_Utils::formatFingerPrint PHP Method

    public static function formatFingerPrint($fingerprint)
    {
        $formatedFingerprint = str_replace(':', '', $fingerprint);
        $formatedFingerprint = strtolower($formatedFingerprint);
        return $formatedFingerprint;
    }

 /**
  * Tests the formatFingerPrint method of the OneLogin_Saml2_Utils
  *
  * @covers OneLogin_Saml2_Utils::formatFingerPrint
  */
 public function testFormatFingerPrint()
 {
     $fingerPrint1 = 'AF:E7:1C:28:EF:74:0B:C8:74:25:BE:13:A2:26:3D:37:97:1D:A1:F9';
     $this->assertEquals('afe71c28ef740bc87425be13a2263d37971da1f9', OneLogin_Saml2_Utils::formatFingerPrint($fingerPrint1));
     $fingerPrint2 = 'afe71c28ef740bc87425be13a2263d37971da1f9';
     $this->assertEquals('afe71c28ef740bc87425be13a2263d37971da1f9', OneLogin_Saml2_Utils::formatFingerPrint($fingerPrint2));
 }