Running Signature tests:<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function Test\printHeader() in /home/mydemotec/public_html/frun/vendor/starkbank/ecdsa/tests/testSignature.php:10
Stack trace:
#0 {main}
  thrown in <b>/home/mydemotec/public_html/frun/vendor/starkbank/ecdsa/tests/testSignature.php</b> on line <b>10</b><br />