Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/careersucglab/public_html/vendor/happyr/linkedin-api-client/tests/AuthenticatorTest.php:12 Stack trace: #0 {main} thrown in /home/careersucglab/public_html/vendor/happyr/linkedin-api-client/tests/AuthenticatorTest.php on line 12